Convert
Every conversion tool in one place: turn images, PDFs, audio and data into dozens of formats - right in your browser, no upload, no sign-up.
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This overview gathers all of gottrix's conversion tools in one place, organized by media type from image through document and audio to data and video. Whether HEIC to JPG, Word to PDF, WAV to MP3 or CSV to JSON, the most common format conversions are reachable directly here.
Each conversion runs locally in your browser, with no file upload and no account. So you find the right tool quickly, without clicking through individual categories.
Image tools
DDS to PNG
Convert DDS textures to PNG locally - BC1/BC2/BC3 blocks decoded, no upload, right in your browser.
HDR to PNG
Convert Radiance HDR images (RGBE) to a tone-mapped PNG locally - no upload, right in your browser.
PCX to PNG
Convert PCX images (ZSoft Paintbrush) to PNG locally - RLE decoded, no upload, right in your browser.
WBMP to PNG
Convert WBMP images (WAP/WML) to PNG locally - 1-bit bitmap decoded, no upload, in your browser.
HEIC to JPG
Convert iPhone HEIC photos to JPG locally and for free - no upload, no account, no limit. Your photos never leave your device.
HEIC to PNG
Convert iPhone HEIC photos to lossless PNG locally. No upload - the conversion runs entirely in your browser.
HEIC to WebP
Convert iPhone HEIC photos to WebP locally - small files, transparency kept, no upload.
HEIC to AVIF
Convert iPhone HEIC photos to AVIF locally - very small files at high quality, no upload.
QOI to PNG
Convert QOI images to PNG locally - lossless, right in the browser, no upload.
PNG to QOI
Convert PNG images to QOI locally - lossless and blazing fast, right in the browser, no upload.
WebP to JPG
Convert WebP images to JPG locally - no upload, right in your browser. Ideal for photos and maximum compatibility.
WebP to PNG
Convert WebP images to lossless PNG locally - with transparency, no upload, right in your browser.
JPG to WebP
Convert JPG photos to the modern WebP format locally - noticeably smaller at the same quality, no upload.
PNG to WebP
Convert PNG images to WebP locally - smaller than PNG, transparency preserved, no upload.
JPG to PNG
Convert JPG images to PNG locally - a lossless format for editing and clean edges, no upload.
PNG to JPG
Convert PNG images to JPG locally - smaller files for photos and quick sharing, no upload.
AVIF to JPG
Convert AVIF images to JPG locally - no upload, right in your browser. Ideal for maximum compatibility with older software.
AVIF to PNG
Convert AVIF images to lossless PNG locally - with transparency, no upload, right in your browser.
JPG to AVIF
Convert JPG images to AVIF locally - much smaller files at the same quality, no upload.
PNG to AVIF
Convert PNG images to AVIF locally - much smaller files with transparency kept, no upload.
JXL to JPG
Convert JPEG XL images (JXL) to JPG locally - no upload, right in your browser. JPG opens in virtually every program.
JXL to PNG
Convert JPEG XL images (JXL) to lossless PNG locally - with transparency, no upload, right in your browser.
JPG to JXL
Convert JPG images to JPEG XL (JXL) locally - much smaller files at the same quality, no upload.
PNG to JXL
Convert PNG images to JPEG XL (JXL) locally - smaller files with transparency kept, no upload.
BMP to PNG
Convert BMP images to lossless PNG locally - much smaller files, no upload, right in your browser.
BMP to JPG
Convert BMP images to JPG locally - drastically smaller files for photos and sharing, no upload.
PNG to BMP
Convert PNG images to uncompressed BMP locally - for older software and devices, no upload.
TGA to PNG
Convert TGA/Targa images to lossless PNG locally - with transparency, no upload, right in your browser.
GIF to PNG
Convert GIF images to lossless PNG locally - more colours, with transparency, no upload.
GIF to JPG
Convert GIF images to JPG locally - small photo files, no upload, right in your browser.
TIFF to JPG
Convert TIFF images to JPG locally - small files for sharing and the web, no upload, right in your browser.
TIFF to PNG
Convert TIFF images to lossless PNG locally - with transparency, no upload, right in your browser.
ICO to PNG
Convert Windows ICO icons to lossless PNG locally - with transparency, no upload, right in your browser.
PNG to ICO
Build a Windows ICO icon from PNG images locally - with the right sizes, no upload, right in your browser.
SVG to PNG
Convert SVG vectors to PNG locally - you pick the pixel width, transparency is preserved. No upload, right in your browser.
SVG to JPG
Convert SVG vectors to JPG locally - you pick the pixel width, transparent areas become white. No upload, right in your browser.
TTF to WOFF2
Convert TTF fonts to WOFF2 for the web locally - lossless, no upload. Your font never leaves your device.
OTF to WOFF2
Convert OTF fonts to WOFF2 for the web locally - lossless, no upload. Including OpenType CFF fonts.
WOFF to WOFF2
Convert older WOFF web fonts to the smaller WOFF2 locally - lossless, no upload.
WOFF2 to TTF
Convert a WOFF2 web font back into an installable TTF locally - lossless, no upload.
WOFF2 to OTF
Convert a WOFF2 web font with PostScript outlines back into an installable OTF locally - lossless, no upload.
TTF to EOT
Wrap a font locally as EOT for very old Internet Explorer versions (up to IE8) - no upload.
PNG to SVG
Vectorise logos and graphics from PNG to scalable SVG locally - freely scalable, no upload.
SVGZ to SVG
Unpack compressed SVGZ files back to plain SVG locally - ready to use anywhere, no upload.
PSD to PNG
Convert Photoshop files (PSD) to PNG locally - lossless, with transparency preserved, no upload.
PSD to JPG
Convert Photoshop files (PSD) to a compact JPG locally - no upload; transparency is flattened onto white.
RAW to PNG
Convert camera RAW (DNG, CR2, NEF, ARW and more) to PNG locally - a true demosaic of the sensor data, lossless, no upload.
RAW to JPG
Convert camera RAW (DNG, CR2, NEF, ARW and more) to a compact JPG locally - a true demosaic of the sensor data, no upload.
JFIF to PNG
Convert JFIF images to PNG locally - JFIF is the standard JPEG format; PNG is lossless, no upload.
PPM to PNG
Convert Netpbm images (PPM, PGM, PBM) to PNG locally - lossless, no upload, right in the browser.
ICNS to PNG
Convert macOS icons (ICNS) to PNG locally - the highest-resolution image extracted losslessly, no upload.
Image to ASCII Art
Turn an image into ASCII art locally - a text picture made of characters, saved as a TXT. No upload.
Image to Data URI
Convert an image to a Base64 data URI locally - paste it straight into HTML or CSS. No upload.
Image to text (OCR)
Read the text out of a photo or scan - locally in the browser via OCR, with no upload.
GIF to APNG
Convert an animated GIF to an animated PNG (APNG) locally in your browser - full colour and real transparency, no upload.
APNG to GIF
Convert an animated PNG (APNG) to an animated GIF locally in your browser - maximally compatible, no upload.
Document tools
DOCX to HTML
Convert Word documents (.docx) to clean, semantic HTML locally - without Word cruft. No upload.
DOCX to Markdown
Convert Word documents (.docx) to clean Markdown locally - for wikis, docs and static sites. No upload.
Markdown to HTML
Turn Markdown into a ready HTML file locally - displays instantly in any browser, no upload.
EPUB to TXT
Extract the plain text from an EPUB e-book locally as TXT - in reading order, no upload.
CBZ to PDF
Convert a CBZ comic archive to a PDF locally - one image per page, in reading order, no upload.
CBR to PDF
Convert a CBR comic archive (RAR-based) to a PDF locally - one image per page, in reading order, no upload.
CB7 to PDF
Turn a CB7 comic archive (7z-based) into a PDF locally - one page per image, correctly sorted, with no upload at all.
RTF to TXT
Extract the plain text from an RTF file locally as TXT - no upload, with paragraphs preserved.
JPG to PDF
Combine images into a single PDF locally - order preserved, no upload.
PDF to JPG
Render PDF pages as JPG images locally. Multiple pages come back as a ZIP.
PDF to PNG
Render PDF pages as lossless PNG images locally - crisp edges for text and graphics. Multiple pages as a ZIP, no upload.
PDF to text
Extract the text layer of a PDF as a plain .txt file - to copy, reuse or search. Local, no upload.
PDF to Markdown
Convert the text layer of a PDF into Markdown locally - headings, lists and paragraphs are detected from the structure. No upload.
PDF to Excel
Convert a PDF's tables into an Excel file (XLSX) automatically - one sheet per page with tables, locally in your browser, no upload.
PDF to Word
Turn a PDF into an editable Word document (DOCX) locally - headings, lists, bold/italic, tables and images included. No upload.
PDF to PowerPoint
Convert every PDF page into a PowerPoint slide (PPTX) - as an image, optionally with an invisible, editable text layer.
PDF to EPUB
Turn a PDF into a reflowable EPUB e-book locally - headings, lists, bold/italic, tables and images included. No upload.
Markdown to PDF
Convert Markdown into a structured PDF locally - with headings, lists, bold text and code blocks. No upload.
DOCX to PDF
Turn Word documents (DOCX) into a PDF locally - text, headings, lists and images included. Not a pixel-perfect layout, no upload.
BMP to PDF
Turn BMP images into a PDF locally - several at once, order preserved. No upload.
GIF to PDF
Turn GIF images into a PDF locally - several at once, order preserved. No upload.
TIFF to PDF
Turn TIFF scans into a PDF locally - multi-page TIFFs become multi-page PDFs. No upload.
TXT to PDF
Turn text and Markdown files into a PDF locally - with line wrapping and page breaks. No upload.
HTML to PDF
Turn an HTML file into a text PDF locally - tags out, content in. No pixel-perfect layout, no upload.
HTML to Markdown
Convert HTML to clean Markdown locally - headings, links, lists and more, in your browser. Nothing is uploaded.
XLS to XLSX
Convert an old Excel file (.xls) to a modern XLSX workbook locally - no upload, right in your browser.
XLS to CSV
Convert an old Excel file (.xls) to CSV locally - each sheet separately, no upload.
ODS to XLSX
Convert an OpenDocument spreadsheet (.ods) to an Excel workbook (XLSX) locally - no upload, right in your browser.
ODS to CSV
Convert an OpenDocument spreadsheet (.ods) to CSV locally - each sheet separately, no upload.
Pages to PDF
Convert an Apple Pages file to PDF locally - via the document's own embedded preview, no upload.
Numbers to PDF
Convert an Apple Numbers file to PDF locally - via the document's own embedded preview, no upload.
Keynote to PDF
Convert an Apple Keynote file to PDF locally - via the document's own embedded preview, no upload.
Audio tools
MP4 to MP3
Extract the audio track from MP4 to MP3 locally. The video never leaves your device.
Audio converter
Convert audio files locally between MP3, WAV, M4A, FLAC, AAC and OGG - one at a time or as a batch, no upload.
MIDI Converter
Convert MIDI files to WAV, MP3 or OGG locally - real synthesis in your browser with General MIDI sounds, no upload.
MP3 to WAV
Convert an MP3 file to uncompressed WAV locally in your browser - for editing and further processing. No upload.
WAV to MP3
Convert an uncompressed WAV file to space-saving MP3 locally in your browser - with a selectable bitrate. No upload.
M4A to MP3
Convert an M4A file (Apple AAC container) to the more universally compatible MP3 locally in your browser. No upload.
FLAC to MP3
Convert a lossless FLAC file to space-saving MP3 locally in your browser - for a phone or car stereo. No upload.
OGG to MP3
Convert an OGG Vorbis file to the more universally supported MP3 locally in your browser. No upload.
AAC to MP3
Convert a raw AAC file (.aac) to the more universally compatible MP3 locally in your browser. No upload.
WAV to FLAC
Convert an uncompressed WAV file to the noticeably smaller, still lossless FLAC locally in your browser. No upload.
Opus to MP3
Convert an Opus file (e.g. a WhatsApp voice message) to the more universally compatible MP3 locally in your browser. No upload.
AIFF to MP3
Convert an AIFF file from Logic Pro, GarageBand or an old Mac archive to space-saving MP3 locally in your browser. No upload.
DSD to FLAC
Convert a DSD file (.dsf) from an SACD rip or hi-res download to playable FLAC locally in your browser. No upload.
WMA to MP3
Convert an old WMA file (Windows Media Audio) to universally compatible MP3 locally in your browser. No upload.
AMR to MP3
Convert an AMR voice recording (phone voice recorder, old voicemail) to MP3 locally in your browser. No upload.
CAF to MP3
Convert a CAF file (Apple Core Audio Format, often from GarageBand or iOS voice memos) to MP3 locally in your browser. No upload.
MKV to MP3
Extract the audio track from an MKV file to MP3 locally. The video never leaves your device.
MOV to MP3
Extract the audio track from a MOV file (iPhone video, QuickTime) to MP3 locally. The video never leaves your device.
WebM to MP3
Extract the audio track from a WebM file (e.g. a downloaded web video) to MP3 locally. The video never leaves your device.
AVI to MP3
Extract the audio track from an old AVI file to MP3 locally. The video never leaves your device.
Video to WAV
Extract the audio track from any common video format (MP4, MOV, MKV, WebM, AVI) to uncompressed WAV locally. No upload.
Video to M4A
Extract the audio track from any common video format (MP4, MOV, MKV, WebM, AVI) to M4A locally - ideal for the Apple ecosystem. No upload.
Mono to stereo
Duplicate a mono audio file onto two identical channels (left + right) - for software or devices that strictly expect stereo. No upload.
Audio to text
Turn a spoken recording into written text - locally in the browser via AI speech recognition (Whisper), entirely without upload.
Text to speech
Turn typed text into a real audio file via AI speech synthesis, entirely locally in the browser - no server, account or upload.
Stereo to mono
Downmix a stereo recording to mono locally (channel average) - halves WAV file size and fixes one-sided recordings, no upload.
Data & code
XLSX to CSV
Convert an Excel file (.xlsx) to CSV locally - each sheet separately, no upload, right in your browser.
CSV to XLSX
Convert a CSV file to an Excel workbook (.xlsx) locally - no upload, right in your browser. Your data stays on your device.
GeoJSON to KML
Convert GeoJSON to KML for Google Earth locally - points, lines and areas with names. No upload.
KML to GeoJSON
Convert KML (Google Earth) to GeoJSON locally - for web maps and developer tools. No upload.
GPX to GeoJSON
Convert GPX tracks (GPS, Garmin, Strava, Komoot) to GeoJSON locally - for web maps. No upload.
GeoJSON to GPX
Convert GeoJSON to GPX locally - for GPS devices, outdoor and navigation apps. No upload.
GeoJSON to WKT
Convert GeoJSON to WKT locally - the geometry format of PostGIS and databases. No upload.
WKT to GeoJSON
Convert WKT (PostGIS, databases) to GeoJSON locally - for web maps and tools. No upload.
KML to GPX
Convert KML (Google Earth) straight to GPX for GPS devices locally - in one step. No upload.
GPX to KML
Convert GPX tracks (Garmin, Komoot, Strava) straight to KML for Google Earth locally. No upload.
GeoJSON to CSV
Convert GeoJSON to a CSV table locally - for Excel, databases and analysis. No upload.
CSV to GeoJSON
Convert a CSV table to GeoJSON locally - from latitude/longitude or a WKT column. No upload.
GeoJSON to NDJSON
Convert GeoJSON to newline-delimited GeoJSON (NDJSON) locally - for tippecanoe and big data. No upload.
NDJSON to GeoJSON
Convert newline-delimited GeoJSON (NDJSON) to a GeoJSON FeatureCollection locally. No upload.
GeoJSON to TopoJSON
Convert GeoJSON to TopoJSON locally - shared-arc topology, much smaller for web maps. No upload.
TopoJSON to GeoJSON
Convert TopoJSON to GeoJSON locally - expand the topology for Leaflet, QGIS and tools. No upload.
STL to OBJ
Convert STL 3D models to the OBJ format locally - for Blender, Cinema 4D and 3D tools. No upload.
OBJ to STL
Convert OBJ 3D models to binary STL locally - ready for 3D printing and any slicer. No upload.
STL binary to ASCII
Convert binary STL to readable ASCII STL locally - for inspecting, versioning and diffing. No upload.
STL ASCII to binary
Convert ASCII STL to compact binary STL locally - smaller and faster for any slicer. No upload.
PLY to STL
Convert PLY 3D scans to binary STL locally - ready for 3D printing and any slicer. No upload.
PLY to OBJ
Convert PLY 3D scans to the OBJ format locally - for Blender, Cinema 4D and 3D tools. No upload.
OBJ to PLY
Convert OBJ 3D models to ASCII PLY locally - for MeshLab, CloudCompare and research tools. No upload.
STL to PLY
Convert STL 3D models to ASCII PLY locally - for MeshLab, CloudCompare and research tools. No upload.
STL to GLB
Convert STL 3D models to the GLB format (binary glTF) locally - the standard for web, AR and 3D viewers. No upload.
OBJ to GLB
Convert OBJ 3D models to the GLB format (binary glTF) locally - the standard for web, AR and 3D viewers. No upload.
GLB to OBJ
Extract the geometry of a GLB model (binary glTF) locally as OBJ - for Blender, Cinema 4D and 3D tools. No upload.
GLB to glTF
Convert a binary GLB into a readable glTF file locally - with an embedded buffer, a single file. No upload.
glTF to GLB
Bundle a self-contained glTF file into a compact binary GLB locally - one file for web, AR and viewers. No upload.
SVG to DXF
Convert SVG vector graphics to DXF locally - for CAD, CNC milling and laser cutters. No upload.
DXF to GeoJSON
Convert DXF drawings to a GeoJSON FeatureCollection locally - for Leaflet, QGIS and Mapbox. No upload.
CSV to Markdown
Convert CSV to a Markdown table locally - to paste into GitHub, wikis and docs. No upload.
Excel to Markdown
Convert Excel sheets to Markdown tables locally - to paste into GitHub, wikis and docs. No upload.
JSON to YAML
Convert a JSON file to YAML locally - structure-preserving and readable, no upload, right in your browser.
YAML to JSON
Convert a YAML file to formatted JSON locally - structure-preserving, no upload, right in your browser.
XML to JSON
Convert an XML file to JSON locally - with elements and attributes, no upload, right in your browser.
JSON to XML
Convert a JSON file to XML locally - with elements and attributes, no upload, right in your browser.
TOML to JSON
Convert a TOML file to JSON locally - with tables and arrays, no upload, right in your browser.
JSON to TOML
Convert a JSON file to TOML locally - readable config with tables, no upload, right in your browser.
YAML to TOML
Convert a YAML file to TOML locally - readable config with tables, no upload, right in your browser.
TOML to YAML
Convert a TOML file to YAML locally - indented config for CI and Docker, no upload, right in your browser.
XML to YAML
Convert an XML file to YAML locally - the whole element tree as an indented mapping, no upload, right in your browser.
YAML to XML
Convert a YAML file to XML locally - the same structure as well-formed markup, no upload, right in your browser.
JSONL to JSON
Convert JSON Lines (NDJSON) to a JSON array locally - one record per line, no upload, right in your browser.
JSON to JSONL
Convert a JSON array to JSON Lines (NDJSON) locally - one record per line, no upload, right in your browser.
JSON to Markdown
Convert a JSON array to a Markdown table locally - ready for a README or wiki, no upload, right in your browser.
XML to TOML
Convert an XML file to TOML locally - the element tree becomes a TOML table, no upload, right in your browser.
TOML to XML
Convert a TOML file to XML locally - the configuration as well-formed markup, no upload, right in your browser.
CSV to JSON
Convert a CSV file to a JSON array locally - with column names as keys, no upload, right in your browser.
JSON to CSV
Convert a JSON array to a CSV table locally - object keys become columns, no upload, right in your browser.
SQLite to CSV
Convert a SQLite database to CSV locally - one file per table, no upload, right in your browser.
SQLite to JSON
Convert a SQLite database to JSON locally - ideal for APIs, scripts and web apps, no upload.
SQLite to Excel
Convert a SQLite database to an Excel workbook locally - one table per sheet, no upload.
DBF to CSV
Convert a dBase table (.dbf) to CSV locally - e.g. from a GIS shapefile, no upload.
JSON to Excel
Convert a JSON array to an Excel workbook locally - object keys become columns, no upload.
XLSX to JSON
Convert an Excel file to JSON locally - ideal for APIs and scripts, no upload, in your browser.
XLSX to HTML
Convert an Excel file to an HTML table locally - browser-openable directly, no upload.
VCF to CSV
Convert a vCard contact export (.vcf) to a CSV table locally - no upload, right in your browser.
CSV to VCF
Convert a CSV contact list to a vCard file (.vcf) locally - ready to import into any address book.
ICS to CSV
Convert a calendar export (.ics) to a CSV table locally - one appointment per row, no upload.
CSV to ICS
Convert a CSV appointment list to a calendar file (.ics) locally - ready to import into any calendar.
CSV to SQL
Convert a CSV file to SQL statements locally - CREATE TABLE plus one INSERT per row, no upload.
CSV to XML
Convert a CSV file to XML locally - each row becomes an element, no upload, right in your browser.
Archive to ZIP
Convert a 7z, CAB or compressed TAR archive to ZIP locally - so it opens anywhere without extra software. No upload.
Images to CBZ
Pack several images into one CBZ comic archive locally - in the order you drop them, no upload.
CBR to CBZ
Convert a CBR comic archive (RAR-based) to a CBZ (ZIP-based) locally - pages and reading order preserved, no upload.
CB7 to CBZ
Read a CB7 comic archive (7z-based) in your browser and repack the pages in correct numeric order into a new CBZ - locally, no upload.
Avro to JSON
Convert Apache Avro files (.avro) to readable JSON locally - the embedded schema is read along, no upload.
Parquet to CSV
Convert Apache Parquet files (.parquet) to a CSV table locally - columnar data made readable, no upload, right in your browser.
Parquet to JSON
Convert Apache Parquet files (.parquet) to readable JSON locally - each row as an object, nested fields preserved, no upload.
Arrow to CSV
Convert Apache Arrow and Feather files to a CSV table locally - columnar data made readable, no upload, right in your browser.
Arrow to JSON
Convert Apache Arrow and Feather files to readable JSON locally - each row as an object, nested fields preserved, no upload.
Shapefile to GeoJSON
Convert an ESRI Shapefile to GeoJSON locally - points, lines and polygons, in your browser. Nothing is uploaded.
Number to Words
Spell a number out in words - in English (with optional Indian lakh/crore grouping), Spanish, French or Portuguese, in your browser, no upload.
Video tools
Convert video
Convert a video to MP4, MOV, MKV or WebM locally - lossless where possible, re-encoded otherwise. The video never leaves your device. No upload.
MOV to MP4
Convert a MOV video (iPhone, QuickTime) to MP4 locally - usually losslessly in seconds, for maximum compatibility on any device. No upload.
MKV to MP4
Convert an MKV file (Matroska, rips, fansubs) to MP4 locally - usually losslessly, for smart TVs, game consoles and players without MKV support. No upload.
WebM to MP4
Convert a WebM file (web downloads, screen recordings) to a universally playable MP4 locally via re-encoding. No upload.
MP4 to WebM
Convert an MP4 video to WebM locally via re-encoding - smaller, royalty-free and ideal for your own website. No upload.
MP4 to MKV
Convert an MP4 video to MKV (Matroska) losslessly and locally - for multiple audio tracks, subtitles and archiving. No upload.
MP4 to MOV
Convert an MP4 video to MOV (QuickTime) losslessly and locally - for Final Cut Pro, iMovie and other Apple tools. No upload.
MTS/M2TS to MP4
Convert AVCHD camcorder footage (.MTS/.M2TS) to MP4 locally - usually losslessly in seconds, so it plays in any device and any editor. No upload.
FLV to MP4
Rescue an old Flash Video file (.flv) as a playable MP4 locally - usually losslessly, otherwise automatically re-encoded. No upload.
3GP to MP4
Convert an old mobile-phone video (.3gp/.3g2) to MP4 locally - usually lossless, otherwise automatically re-encoded. No upload.
AVI to MP4
Convert an AVI file into a guaranteed-playable MP4 locally - lossless in seconds if it has H.264, otherwise honestly re-encoded. No upload.
WMV to MP4
Convert a WMV file (Windows Media Video) into a genuinely playable MP4 locally - via an honest, full re-encode in your browser. No upload.
VTT to ASS
Convert a WebVTT subtitle file to the style-capable ASS/SSA format locally - with a valid default style as a starting point. No upload.
ASS to VTT
Convert an ASS/SSA subtitle file to the lean WebVTT format for HTML5 video locally - style tags are dropped. No upload.
Video to subtitles
Automatically generate subtitles (SRT or VTT) from a video's audio track - locally in the browser via AI speech recognition (Whisper), no upload.
ASS to SRT
Convert an ASS/SSA subtitle file to the simple SRT format locally - timings and text stay, style tags are dropped. No upload.
SRT to ASS
Convert an SRT subtitle file to the ASS/SSA format locally - with a valid default style as a starting point. No upload.
Video to GIF
Turn a video into an animated GIF locally - pick the quality, everything else happens automatically. Never leaves your device. No upload.
GIF to MP4
Convert an animated GIF into an MP4 video - locally in your browser, no upload.
GIF to WebM
Convert an animated GIF into a WebM video - locally in your browser, no upload.
Images to video
Turn several images into a slideshow video - order and per-image duration are yours to pick. Locally, no upload.
Video to images
Extract still frames from a video at a fixed time interval - as a PNG/JPG image sequence, downloadable as a ZIP. Locally, no upload.
SRT to SBV
Convert an SRT subtitle file to YouTube's own legacy SBV format locally in your browser - for the classic YouTube caption upload path. No upload.
SBV to SRT
Convert a YouTube SBV subtitle file to the widely supported SRT format that practically every player understands, locally in your browser. No upload.
SRT to LRC
Convert an SRT subtitle file to the line-synced LRC lyrics format locally in your browser - for karaoke players and music apps. No upload.
LRC to SRT
Convert a line-synced LRC lyrics file to the SRT subtitle format locally in your browser - for lyric videos or karaoke recordings. No upload.
SRT to TTML
Convert an SRT subtitle file to the XML-based TTML/DFXP format broadcast and streaming platforms require for captions, locally in your browser. No upload.
TTML to SRT
Convert a TTML/DFXP subtitle file to the simple SRT format that practically every player understands, locally in your browser. No upload.
SAMI to SRT
Convert an old SAMI subtitle file (.smi) to the widely used SRT format locally in your browser. No upload.
VTT to SBV
Convert a WebVTT subtitle file to YouTube's own legacy SBV format locally in your browser. No upload.