Top 5 AI Image Upscalers for AI Art [2026]

AI-generated art (from tools like Midjourney or Flux) often starts at relatively low resolutions, too small for high-quality prints and other high-res jobs. To upscale AI art to 4K and beyond without losing quality, specialized AI image upscalers come into play.

In this guide, we compare 5 of the best image upscaler tools in 2026 for enhancing AI-generated images. Our lineup includes both dedicated AI upscaling services and popular software solutions:

1. LetsEnhance: a web-based AI upscaler with specialized modes (Ultra, Digital Art, etc.) for maximum quality.
2. Topaz Gigapixel: a powerful desktop photo upscaler with multiple AI models.
3. Magnific: an upscaler geared toward creatively “reimagining” AI art with generative detail.
4. Adobe Photoshop Generative Upscale: Photoshop’s new built-in AI 4× upscaling.
5. Lightroom Super Resolution: Adobe Lightroom Classic’s AI upscaling feature.

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LetsEnhance

LetsEnhance is a dedicated online image enhancer known for its high-quality output and ease of use. It runs in the cloud (no installation needed) and offers several AI models tuned for different content types: for example, Digital Art is ideal for illustrations/anime, Balanced is for general use, Gentle is for subtle upscaling, and Ultra is for maximum detail improvement. This makes it especially popular for upscaling AI art while preserving the original style and colors.