How to convert AVIF files
- 1
Add your images
Drop your AVIF files in, or click to choose. Add as many as you like.
- 2
Pick a format & quality
Choose JPG, PNG, WebP or AVIF, then set the quality. Nothing runs until you’re ready.
- 3
Convert & download
Hit Convert. Each image is processed on your device — download one or all.
What is an AVIF file?
AVIF is a modern image format, roughly 50% smaller than JPEG at the same quality. The catch: it’s new, so many apps, devices and upload forms can’t open it yet. Converting to JPG or PNG fixes that in one click. Unlike competitors that upload your files to remote servers, Tools11x processes everything locally in your browser to maintain your privacy. If you want to compress standard images, try our Image Compressor.
Questions
How do I convert an AVIF file to JPG?
Simply drop your AVIF file into the converter, choose "JPG" as the output format, and click Convert. The process happens instantly right inside your browser without any upload required. This means you can quickly convert files even on a slow internet connection. Once finished, you can download the high-quality JPG ready to be shared or uploaded anywhere.
Why won’t my AVIF file open?
AVIF is a relatively new, highly efficient image format that many older apps, operating systems, and upload forms still don’t fully support. For instance, some default image viewers on Windows or older macOS versions might fail to display them. Converting it to a widely accepted format like JPG or PNG makes the image work everywhere. This ensures you can easily share your photos with clients, friends, or social media platforms without compatibility issues.
Are my images uploaded to a server?
Absolutely not. The entire conversion process happens locally within your web browser. Your sensitive files never leave your device, guaranteeing 100% privacy and security. Unlike competitors that upload your files, Tools11x processes everything locally using advanced WebAssembly technology. This approach not only protects your data but also results in lightning-fast conversions.
Can I convert JPG or PNG into AVIF?
Yes — choose AVIF as the output. Tools11x uses the real libavif codec via WebAssembly, so AVIF encoding works in every modern browser, including Safari and Firefox.
Is there a free AVIF converter download?
You don’t need to download anything at all. Tools11x runs entirely as a web app, so there’s no AVIF converter download, no installer, and no account required. Just open the page in any modern browser and start converting immediately. This also means there are zero updates to manage and no risk of bundled adware that many free desktop downloads carry.
What is the best AVIF converter?
The best AVIF converter depends on what you value most: privacy, speed, and format support. Tools11x processes every file locally in your browser using the real libavif codec, so nothing is uploaded and conversions are near-instant, even for batches. It also supports every direction — AVIF to JPG, AVIF to PNG, and JPG/PNG to AVIF — which many lightweight converters don’t offer. If you need a free, no-install option that keeps your images private, it’s a strong choice.
Which app can open an AVIF file?
Recent versions of Chrome, Edge, Firefox and Safari can display AVIF images directly, and Windows 11 and modern versions of macOS/iOS support AVIF in their default photo viewers with the right codec extension installed. Older operating systems, image editors, and many upload forms still can’t open AVIF at all. If a file won’t open, converting it to JPG or PNG with this tool guarantees it will display anywhere.
What are the limitations of converting AVIF to JPG?
JPG doesn’t support some features AVIF has, so a few things are lost in the conversion. AVIF supports transparency (alpha channel) and wider color gamuts like HDR; JPG does not, so transparent areas get filled with a solid background and HDR colors are compressed down to standard range. JPG is also always lossy, so re-encoding an already-compressed AVIF can introduce a small additional quality loss. For most everyday photos this is invisible, but for graphics with transparency, PNG is a better target format than JPG.