ByteScope
Free online developer tools — no install, no signup. Everything runs in your browser, so your files never leave your device.
Your files never leave your browser.
Tools
Image tools
Image ↔ Base64 Converter
Batch convert images to Base64 data URIs — and decode Base64 back to images.
● live · /image-base64
Image Format Converter
Batch convert between PNG, JPEG, WebP and GIF — with live size feedback.
● live · /image-convert
Image Pixel Diff
Compare two images pixel by pixel — diff, blend, swipe, onion skin and blink.
● live · /image-diff
Image Inspector
Magnify, pick pixel colors, and record sample points — HEX, RGB, HSL and OKLCH.
● live · /image-inspector
Video tools
Other tools
APK Analyzer
Inspect an Android APK's manifest, permissions, signature, symbols and code — locally.
● live · /apk-analyzer
Hex Viewer / Editor
View and edit binary files in your browser — hex, decimal or binary, vim-style.
● live · /hex-editor