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₹99 / 1,000 video participant-minutes · HD audio included. 2,500 free testing minutes for every new account. Chat + HD music sharing included free. Free 3D gifts for your live rooms. One wallet · Pay only for usage. View pricing.₹99 / 1,000 video participant-minutes · HD audio included2,500 free testing minutes for every new accountChat + HD music sharing included freeFree 3D gifts for your live roomsOne wallet · Pay only for usage₹99 / 1,000 video participant-minutes · HD audio included2,500 free testing minutes for every new accountChat + HD music sharing included freeFree 3D gifts for your live roomsOne wallet · Pay only for usage

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Popular tools

ToolImage CompressorShrink JPG, PNG and WebP files with quality control and target sizes.Image Tools
ToolImage to PDF ConverterTurn one or many JPG, PNG or WebP images into a single PDF.Image Tools
ToolMerge PDFCombine multiple PDF files into one, in the order you choose.PDF Tools
ToolJSON FormatterPretty-print, minify and validate JSON with error locations.Developer Tools
ToolJSON to TypeScriptGenerate TypeScript interfaces from a JSON sample.Developer Tools

Popular games

GameReaction TestMeasure your reaction time in milliseconds over five rounds.Quick Games
GameMemory MatchFlip cards, remember positions and clear the board in the fewest moves.Puzzle Games
GameConnect FourDrop discs and line up four before the computer or a friend does.Classic Games

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Compress, resize and convert JPG, PNG and WebP images. Everything runs on your device with the Canvas API.

8 tools · all browser-based

Image Compressor
Shrink JPG, PNG and WebP files with quality control and target sizes.
Image Resizer
Resize by pixels or percentage with presets and locked aspect ratio.
Image to ICO Converter
Create multi-size ICO icons from PNG, JPG, WebP, GIF or SVG images.
JPG to PNG Converter
Convert JPG photos to lossless PNG files.
PNG to JPG Converter
Convert PNG to smaller JPG files, with a fill color for transparency.
JPG to WebP Converter
Convert JPG to modern WebP for faster websites.
PNG to WebP Converter
Convert PNG to WebP while keeping transparency.
Image to PDF Converter
Turn one or many JPG, PNG or WebP images into a single PDF.

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Free browser-based tools for images, PDFs, JSON, text and everyday calculations, quick games you can play instantly, and clear guides. Most tool files and text are processed on your device; server-assisted tools are labelled. For builders: SVGA Maker, 3D gift artwork, and VoltKit RTC for live video, voice, chat and broadcast.

Tools process your files and text on your device, and games keep scores in your browser. VoltKit does not run advertisements; page views are counted with analytics described in the privacy policy, and our hosting provider may keep standard server logs. Read the privacy policy.

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Image Compressor
Image to PDF Converter
Merge PDF
JSON Formatter
JSON to TypeScript
JWT Decoder
Word Counter

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Reaction Test
Memory Match
Connect Four
2048
Snake

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