Imglarger (AI Image Enlarger)
Upscale up to 8×/800% with sharpening and noise reduction; supports bulk.
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Aimages — Web AI Video Enhancer
Online AI filters for 2× upscaling, sharpening, and artifact fixes.
Pixlr — Enhance & Upscale
Browser-based AI enhance to sharpen, reduce noise and upscale; works well for portraits and products.
Krea — Image Upscaling
Creative suite with multi-model upscaling aimed at very high resolutions and real-time workflows.
Pixelcut — AI Photo Enhancer
One-click auto enhance and 4K upscaler focused on ecommerce/product photos and social content.
Pixelcut — AI Image Upscaler
Free online upscaler to 4K with batch options and an API for developers.
Topaz Photo AI — Denoise, Sharpen, Upscale
Pro-grade enhancement suite combining AI denoise, sharpening, deblur and upscaling in one app.
Pixelmator Pro — ML Super Resolution
Mac app with ML Super Resolution to enlarge images while preserving sharpness.
Upscale.media — Free AI Upscaler
Fast online upscaler to enlarge and enhance images, with supporting tools like watermark removal and compression.
Upscale.media — Free AI Image Upscaler
Simple free web tool to enlarge and enhance photos with quick 2×/4× options.
Pixelcut — Background Remover
Quick remover and 4K upscaler aimed at product and social images.
Topaz Photo AI — Upscale, Denoise, Sharpen
Pro-grade enhancement suite that upscales while reducing noise and improving detail.
Adobe Super Resolution (Lightroom / Camera Raw)
Adobe Enhance includes Super Resolution to increase image detail in Lightroom and Camera Raw.
Topaz Gigapixel AI
Standalone professional upscaler with multiple AI models for precise enlargements.
Bigjpg — AI Super-Resolution
Deep CNN upscaler popular for anime and illustrations; reduces noise and jaggies while enlarging.