WebP Converter on Mobile
Click or Drag & Drop
Supported formats: .PNG, .JPG, .JPEG, .GIF
How It Works
1
Upload File
Select or drag & drop your .png, .jpg, .jpeg, .gif file into the upload box.
2
Convert
Our secure servers instantly convert your file to .webp.
3
Download
Download your converted file. All files are automatically deleted for your privacy.
Frequently Asked Questions
Yes, completely safe. utool processes your files locally inside your browser using WebAssembly. Your data is never sent to our servers, logged, or stored anywhere.
Yes. utool is fully responsive and works on smartphones and tablets. The interface adapts to touchscreens, and all processing runs locally on your mobile device.
No app needed. Just open utool in your mobile browser (Chrome on Android, Safari on iPhone) and the tool is ready to use.
Performance depends on your device. Modern mid-range smartphones can process most files in a few seconds. For very large files, a desktop browser will be faster.