Universal Conversion
Convert WebP, AVIF, JPG, and other formats to PNG or JPEG
- •Convert WebP to PNG or JPEG
- •Convert AVIF to PNG or JPEG
- •Convert any image format
- •Choose PNG (lossless) or JPEG (configurable quality)
100% Free • Open Source • Privacy-First
Simple Image Converter
Convert WebP and AVIF images to PNG or JPEG instantly. Right-click any image, choose your format, done.
Tired of WebP files that won't open in Photoshop? AVIF images rejected by your CMS? Right-click any image, convert to PNG or JPEG, save or copy. Everything processes on your computer - zero cloud upload, zero tracking.
Powerful Features
Convert WebP, AVIF, and other modern image formats to PNG or JPEG. Right-click any image, choose your format, and save or copy - all processed locally on your device.
Copy to Clipboard
Right-click → Copy Image as PNG/JPEG
- •Copy converted images to clipboard
- •Paste directly into any application
- •No need to save files first
- •Works with all image formats
Smart Filenames
Automatically uses website name (not CDN) in filenames
- •Detects website name even from CDNs
- •Removes common prefixes (www, cdn, static)
- •Clean, meaningful filenames
- •Saves from Facebook? Filename starts with 'facebook'
Customizable Settings
Modern UI with dark mode support
- •Choose output format (PNG/JPEG)
- •Configure JPEG quality
- •Customize filename patterns
- •Resize images if needed
- •iOS-style toggles and modern UI
Fast & Efficient
Uses Offscreen API for optimal performance
- •Lightweight (~5-10 MB RAM usage)
- •Manifest V3 standard
- •Fast conversion processing
- •No performance impact on browsing
Privacy First
100% offline, no data collection
- •Processing happens 100% on your computer
- •No data sent to any server
- •No tracking or analytics
- •Your images never leave your device
Why You Need This Extension
Facebook, Instagram, and modern websites serve WebP and AVIF images. Photoshop CS6 can't open them. Many CMS platforms reject them. Email clients break them. This extension converts them to PNG or JPEG with one right-click - no sketchy online converters, no file uploads, everything stays on your computer.
100% Local Processing
All image conversion happens on your device. Your images never leave your computer - complete privacy guaranteed.
No Cloud Required
Works completely offline - perfect for sensitive images. No internet connection needed for any operation.
Open Source
Transparent, auditable code you can trust. MIT License - free forever, no hidden costs or subscriptions.
Universal Compatibility
Convert WebP and AVIF to PNG/JPEG for compatibility with older software, CMS platforms, and email clients.
Simple Image Converter solves the WebP/AVIF compatibility problem permanently. Right-click any image, convert to PNG or JPEG, save with meaningful filenames (not CDN names). All processing happens in your browser using the Canvas API - inspect the code on GitHub, verify there's no tracking, no uploads, no data collection. Your images never leave your device.
Get Started in Seconds
Install from Chrome Web Store in seconds. No technical knowledge needed - just click and start using it.
1
Visit Chrome Web Store
Open the Simple Image Converter page on Chrome Web Store
2
Click 'Add to Chrome'
The extension will be installed automatically
3
Right-click any image
Choose 'Save Image as PNG/JPEG' or 'Copy Image as PNG/JPEG'
Add to Chrome - It's Free
No credit card required • No account needed • Works immediately
Completely Free & Open Source
All features, no limits, no subscriptions. Forever free under MIT License.
✨Open Source
Completely Free
$0forever
- Universal image conversion (WebP, AVIF, JPG, PNG)
- Save as PNG or JPEG
- Copy to clipboard
- Smart filename generation
- Customizable settings
- 100% offline processing
- No limits, no subscriptions
- MIT License - fully open source
Coming Soon
Pro Version
Coming Soon
- Batch image conversion from your computer
- Convert multiple images at once
- Advanced image optimization & compression
- Image resizing with presets
- Custom output folders & filename patterns
- Progress tracking for batch operations
- Priority support
- Commercial license
Pro version will be available soon. Join the waitlist to be notified!
The more people who sign up and provide feedback, the faster Pro will launch. Your interest helps me prioritize development!
I'm working to include all listed features at launch, though 1-2 may be added in a follow-up update. Your feedback helps prioritize which features to focus on first!
Help Pro Launch Sooner
The more people who sign up and provide feedback, the faster Pro will launch. Join the waitlist to help prioritize development!
Your interest helps me prioritize Pro features
Love Simple Image Converter?
Help keep it free and open source
Frequently Asked Questions
Everything you need to know about Simple Image Converter
Contact
Found a bug? Need a feature? Have questions? Send me a message and I'll get back to you.