Convert any file,
right where it
AsanTool runs every conversion inside your own browser — PNG, JPG, WEBP, PDF, SVG and more, across 90+ format pairs. Nothing is ever uploaded to a server, so your files stay private and the result is ready in seconds.
Private by design
Every conversion runs locally in your browser tab. Your images and documents are never sent to a server, stored, or seen by anyone but you.
No installs, no signups
Open a converter, drop your file, download the result. There’s no software to install and no account required to use any tool on AsanTool.
Built for everyday formats
From PNG and JPG to WEBP, HEIC, SVG, PDF, TIFF and more — the format pairs people actually convert between, organised so you can find yours fast.
No converters match that search. Try a shorter term like “png” or “pdf”.
Common questions
Everything people usually ask before converting their first file on AsanTool.
Is AsanTool really free to use?
Yes. Every converter on AsanTool.site is completely free, with no daily limit on how many files you convert and no hidden charges for larger files.
Do my files get uploaded to a server?
No. Conversion happens entirely inside your browser using client-side code. Your file never leaves your device, which means it’s faster and more private than tools that require an upload step.
Will converting reduce my image or document quality?
Each converter uses the format’s standard encoding settings to keep quality as close to the original as possible. Formats like JPG and WEBP are lossy by nature, so a small amount of compression is expected — this is normal for those formats regardless of which tool you use.
Which file formats does AsanTool support?
PNG, JPG, WEBP, GIF, SVG, PDF, TIFF, BMP, HEIC and ICO, with conversion available between nearly every pair — over 90 combinations in total. Use the search bar above to jump straight to the one you need.
Do I need to create an account?
No sign-up is required for any converter. Open the tool, add your file, and download the converted version right away.
Does AsanTool work on mobile phones?
Yes. Every converter is built to work in mobile browsers as well as desktop ones, so you can convert files directly from your phone without installing an app.