Side by side
ImgUpscaler.Online vs Upscayl
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Transform low-resolution images into stunning 4K quality.
Enhance images with free, open-source AI upscaling.
Primary task
Image upscaling
Image upscaling
Pricing
Freemium · Free + from $8.9/mo
Free Trial · Trial; then from $9.99
Pricing details
Free + from $8.9/mo
Free + from $9.99
Billing cycle
Monthly
One-time
API access
Not documented
Not documented
Platforms
Web
Web, macOS
Integrations
Not documented
GitHub
Source rating
4.2 / 5 · 9 ratings
4.3 / 5 · 13 ratings
Catalog views
3.2k
23k
Estimated monthly traffic
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Catalog imported
31 Aug 2026
30 Aug 2026
Listed strengths
- Upscales to 4K quality
- Deep learning technology
- Restores image details
- Revitalizes blurry photos
- Offers three modes
- Free and open source
- Preserves details when upscaling
- Multi-platform compatibility
- User-friendly interface
- Allows varied upscaling factors
Listed limitations
- Limited to 1 image for basic plan
- Requires frequent purchase of credits
- Different modes consume different credits
- No free trial mentioned
- Potential delay in 10-second processing
- Requires manual installation
- Dependent on user donations
- No auto-update feature
- Limited upscaling options
- No batch processing feature