Upscayl
beats Waifu2x by 16 points
Waifu2x
Free
Upscayl
Free
Upscayl wins overall (55 vs 38). The go-to free image upscaler for privacy-first local processing Free open-source upscaler that works, but technology has moved on
Score breakdown
Each dimension rated 1–5. Higher is better across all four.
What users say
Waifu2x
"Free open-source upscaler that works, but technology has moved on"
Pros
Upscayl
"The go-to free image upscaler for privacy-first local processing"
Pros
When to Choose Each
Choose Upscayl if you want a free, privacy-first upscaler that processes locally. The go-to free image upscaler for privacy-first local processing. Supports up to 16x upscaling. Fully open-source and free with no watermarks. Processes everything locally — no cloud uploads required. Trade-off: quality varies by model selection.
Choose Waifu2x if you want a free, privacy-first upscaler that processes locally. Free open-source upscaler that works, but technology has moved on. Fully open-source and free with no watermarks. Processes everything locally — no cloud uploads required. Trade-off: dated technology.
Key Differences
| Dimension | Upscayl | Waifu2x |
|---|---|---|
| Overall Score | 55/100 | 38/100 |
| Price | Free | Free |
| Upscale Factor | 16x | N/A |
| Max Output | N/A | N/A |
| AI Models | N/A | N/A |
| Batch Processing | Yes | No |
| API | No | No |
| Offline Mode | Yes | Yes |
| Open Source | Yes | Yes |
| Platforms | Windows, macOS, Linux, Web | Web, Desktop |
Pricing & value
| Metric | Waifu2x | Upscayl | Winner |
|---|---|---|---|
| Free tier | Yes | Yes | Tie |
| Starting price | Free | Free | Waifu2x |
Is Upscayl better than Waifu2x?
Are both tools free?
Our pick