Best AI image upscaler
Enlarge a still and recover edges without a plain resize.
Short answer
Some grades are our best guess from reading about the tool. Once we test it ourselves, we swap in the real score.. Published scores on this job: Real-ESRGAN (tested tier C, score 6). Every filed tool on this job has a published score. A tested score replaces that tool's research letter. A sponsorship does not change either one.
Image upscaling
Enlarge a still and recover edges without a plain resize.
1 tools
- C
Visibly sharper, but slow on CPU and less faithful by PSNR.
Filed tools
| Tool | Tier | Score | Time | Cost | Result |
|---|---|---|---|---|---|
| Real-ESRGAN Free | C | 6 | Test pending | Test pending | TestedVisibly sharper, but slow on CPU and less faithful by PSNR. |
Queued task. Generate a fixed prompt set, including one that requires readable text. Log failed takes and cost.
FAQ
Best AI image upscaler
Some grades are our best guess from reading about the tool. Once we test it ourselves, we swap in the real score.. Published scores on this job: Real-ESRGAN (tested tier C, score 6). Every filed tool on this job has a published score. A tested score replaces that tool's research letter. A sponsorship does not change either one.
What will the agent actually run?
Generate a fixed prompt set, including one that requires readable text. Log failed takes and cost. Published on this job: Real-ESRGAN (tested tier C, score 6).
Can a sponsor become the top pick?
No. Sponsored placements are labeled and sold separately. They do not set the tier, the score, or the research letter on this page.
Which tools here are free?
Verified free or freemium on this job: Real-ESRGAN (Free). Paid tools and tools with unverified pricing are left off that list.