Most "free" online image tools ask you to trust a stranger's server with your files. SNTools (sntools.space) takes a different approach — every tool on the site runs the actual conversion, compression, or analysis inside your own browser, using the Canvas API and WebAssembly, so your image is never uploaded anywhere. Here's a closer look at what that means in practice, and a full rundown of what's on the site.
The core idea: processing on your device, not someone else's
When people say a tool is "private," it can mean a lot of different things — sometimes it just means files are deleted after 24 hours. On SNTools, it means something more specific: the file never leaves your device in the first place. There's no upload step, no server-side processing, and no window where your photo sits on someone else's infrastructure. This matters most for the kind of images people are naturally cautious about — ID scans, personal photos, screenshots with sensitive information.
What's actually on sntools.space
The toolset is organized into three practical categories:
Convert
- HEIC to JPG Converter — for iPhone photos that won't open on Windows or Android
- SVG to JPG Converter — flattens a vector graphic to a raster image with a custom size and background
- JPG to SVG Converter — traces a photo or logo into an editable vector
- Base64 Converter — encodes images to Base64 for embedding in code, and decodes them back
Resize & Compress
- Compress to Target KB — hits an exact file size automatically, useful for forms with strict upload limits
- Social Media Resizer — crops and resizes to the exact dimensions major platforms expect
- Rotate & Flip — fixes sideways or mirrored photos with lossless 90° steps
Inspect & Clean
- Color Picker — reads the exact hex and RGB code from any pixel in an image
- Image to RGB & Hex Converter — a focused version of the same idea for quick lookups
- EXIF Metadata Remover — strips hidden GPS, camera, and timestamp data before you share a photo
What stands out
The consistent theme across every tool on SNTools is that none of them require an account, none of them add a watermark, and none of them have a daily usage cap. That's a meaningfully different model from most "freemium" image tool sites, where the free tier is usually a funnel toward a paid plan.
Where it fits alongside other tools
SNTools focuses specifically on images. For PDF work — merging, splitting, compressing, or converting PDF files — its sister site PDFKit follows the same browser-based, no-upload approach.
FAQ
Is sntools.space really free with no hidden limits?
Yes — every tool listed above is free to use with no sign-up, no watermark, and no daily cap.
Is it actually safe to use for sensitive photos, like ID scans?
Since processing happens locally in your browser rather than on a server, there's no upload step where a sensitive file could be intercepted or stored remotely — which is precisely the scenario this architecture is designed to avoid.
Does SNTools work on mobile?
Yes — since everything runs in the browser using standard web APIs, it works on any modern mobile browser as well as desktop.
Try it yourself, free
Browse the full toolset at sntools.space — free, private, no sign-up.