Real-ESRGAN
Practical AI algorithms for general image restoration and upscaling
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What is Real-ESRGAN?
Real-ESRGAN is Practical AI algorithms for general image restoration and upscaling It's designed for batch upscaling on your own gpu.
Real-ESRGAN Tutorial
Video preview
About Real-ESRGAN
Key Strengths
- Free, open-source image and video upscaler that runs locally
- BSD 3-Clause license allows commercial use
- Fast enough for batch work, with an anime model
Limitations to Consider
- Can produce texture artifacts, over-sharpening and invented detail
- Can't recover detail missing from the source
- Tiled processing can leave visible seams
Best For
Batch upscaling on your own GPU.
Skip it if: You need faithful restoration for archival or legal use.
Pricing
a completely free service with no subscription required
Free (open source). (checked Oct 11, 2026)
Sources
- https://github.com/xinntao/Real-ESRGAN/blob/master/LICENSE
- https://arxiv.org/pdf/2107.10833
- https://botmonster.com/ai/local-ai-image-upscaling-real-esrgan-topaz-supir/
Pros, cons and pricing compiled from public sources (official pricing/docs pages, published reviews, user reports), not hands-on testing.
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What is Real-ESRGAN?
Real-ESRGAN is Practical AI algorithms for general image restoration and upscaling It's designed for batch upscaling on your own gpu.
How much does Real-ESRGAN cost?
Real-ESRGAN offers a completely free service with no subscription required You can get started for free on their official website.
Who should use Real-ESRGAN?
Real-ESRGAN is best suited to batch upscaling on your own gpu — particularly users who need high-quality visual content creation.