Image editing, code utilities, data converters, and more. Everything runs in your browser — your files never leave your device.
Reduce file size up to 90% while keeping quality. Supports JPEG, PNG, WebP.
Most PopularConvert between PNG, JPEG, WebP, BMP, and GIF instantly.
FastResize images to exact dimensions or scale by percentage. Perfect for social media.
EssentialCrop to popular aspect ratios: 1:1, 4:3, 16:9, or custom dimensions.
QuickAdd text watermarks to protect your images. Custom font, size, and opacity.
ProtectApply professional filters: grayscale, sepia, blur, brightness, contrast, and more.
CreativeCompare two text or code files side by side with highlighted additions, deletions, and changes.
DeveloperPretty-print, minify, and validate JSON data with syntax highlighting and error detection.
EssentialWrite Markdown with a live rendered preview. Supports headings, lists, code blocks, and more.
WriterTest regular expressions with real-time matching, capture groups, and match highlighting.
DeveloperConvert between Unix timestamps and human-readable dates. Supports seconds and milliseconds.
HandyConvert between CSV and JSON formats instantly. Handles headers, nested data, and large files.
ConverterGenerate QR codes from text or URLs. Customize size and download as PNG.
PopularPick colors, generate palettes, and convert between HEX, RGB, and HSL formats.
DesignSnapTools is a collection of free online tools that run entirely in your browser. Unlike other services, we never upload your files to any server. All processing happens locally on your device using modern browser APIs, which means your data stays private and secure.
Whether you need to compress images, compare code files, format JSON, test regular expressions, or generate QR codes — SnapTools has you covered. No registration, no watermarks, no limits.
Built with modern web technologies including Canvas API, File API, and advanced algorithms. Works on desktop and mobile browsers.