Best Overall★ 4.8
🔍
Waifu2x
Freemium
Anime-first AI image upscaler (2x/4x) grown into a creative platform — free credits to start.
Enhance image resolution and quality with AI. Compare the top upscaling tools tested on real images with before/after results.
Skip the comparison and start with one of these
Freemium
Anime-first AI image upscaler (2x/4x) grown into a creative platform — free credits to start.
Paid
Professional desktop AI upscaler — increase image resolution up to 6x for print, 4K and 8K output.
Anime-first AI image upscaler (2x/4x) grown into a creative platform — free credits to start.
Browser-based anime upscaler — 2x free, up to 8x on plans from $3.50/mo, no installation.
Professional desktop AI upscaler — increase image resolution up to 6x for print, 4K and 8K output.
Online AI upscaler with up to 16x resolution increase.
Free open-source desktop AI upscaler with local GPU processing.
AI upscaler optimized for anime illustrations and line art.
Based on our testing, Waifu2x ranks #1 for its upscaling and noise reduction capabilities. The best tool depends on your specific needs — see our full comparison above.
Yes — 6 of 7 tools in our list offer free tiers or are completely free. Upscayl is our top pick for free users.
We evaluated each tool based on output quality, feature set, ease of use, pricing value, and community feedback. Our ratings reflect hands-on testing by the AIToolPlex team, updated regularly as tools release new features.