Gigapixel AI
Image Upscaling
Maximize visual quality with AI
Like SupPixel AI, Gigapixel AI is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
We've curated 48 of the best alternatives to SupPixel AI, ranked by feature overlap, topic similarity, user ratings, and popularity. Gigapixel AI, VanceAI Image Upscaler, and Pixble lead the list as the closest matches.
Updated May 18, 2026
The list includes 2 free alternatives, 23 freemium, 15 paid, and 8 with a free trial, so whether you're looking for a no-cost replacement or a more capable paid tier, there's an option to compare. SupPixel AI itself is paid, which makes paid alternatives the most natural starting point.
Many of these tools cluster around use cases like Image Enhancement, Image Upscaling, Api, and Image Quality Improvement — the same problem spaces SupPixel AI addresses. Cross-referencing tools that overlap on multiple topics gives a more reliable signal than category alone, because two products in the same category can still serve very different workflows.
Our ranking weighs eight signals: shared category, topic overlap, feature overlap, name and description text similarity (via PostgreSQL's pg_trgm and tsvector), Bayesian-smoothed user ratings, pricing-model match, popularity, and editorial overrides. Scores are then normalized within each tool's own candidate pool so the top match always represents the strongest available alternative.
Use the table of contents below to jump to free or paid alternatives, or scroll down to compare each option side-by-side with SupPixel AI.
Ranked by compatibility score
Image Upscaling
Maximize visual quality with AI
Like SupPixel AI, Gigapixel AI is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Upscale images up to 40x without quality loss.
2 free and 23 freemium options.
15 paid options.
24 additional candidates
Like SupPixel AI, Pixalto is in the Image Upscaling category. Pixalto is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Like SupPixel AI, Dopepics is in the Image Upscaling category. Dopepics is free-trial, while SupPixel AI is paid. Worth comparing on the detail page.
Gigapixel AI ranks as the highest-scoring alternative to SupPixel AI, based on shared category, topic overlap, feature similarity, and user ratings. Ratings are still being collected for this tool.
Yes — 2 fully free and 23 freemium alternatives are available, including Lets Enhance: Image Quality AI, UpscalePics, and Stockphotos Upscaler.
Gigapixel AI is similarly priced (paid) and sits in the same category (Image Upscaling). View its detail page to compare features, integrations, and reviews side-by-side.
Top Image Upscaling alternatives include Gigapixel AI, VanceAI Image Upscaler, Pixble, and Topaz Labs | Photo AI 4. These tools share the same primary category and have meaningful topic overlap with SupPixel AI.
Like SupPixel AI, VanceAI Image Upscaler is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Enhance photos instantly with AI
Like SupPixel AI, Pixble is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Make every shot perfect with AI-powered photo enhancement.
Like SupPixel AI, Topaz Labs | Photo AI 4 is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
AI-powered photo enhancement in one click
Like SupPixel AI, PicMa Photo Enhancer is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
AI-powered image upscaling on your device.
Like SupPixel AI, SuperImage is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Free AI image upscaler for photos and more.
Like SupPixel AI, ImageUpscalerAi is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Upscale images to higher resolution online for free
Like SupPixel AI, AI Image Enhancer is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Cleanup your picture in seconds.
Like SupPixel AI, OptiClean is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Upscale and enhance images with AI magic
Like SupPixel AI, ClarityAI is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Upscale and enhance images with AI power.
Like SupPixel AI, GigapixelAI is in the Image Upscaling category. Both are paid. Worth comparing on the detail page.
Image Upscaling
Enhance images with AI: sharper, clearer, better.
Like SupPixel AI, Lets Enhance: Image Quality AI is in the Image Upscaling category. Lets Enhance: Image Quality AI is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance images with AI-powered upscaling.
Like SupPixel AI, UpscalePics is in the Image Upscaling category. UpscalePics is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enlarge images without losing quality using AI.
Like SupPixel AI, Stockphotos Upscaler is in the Image Upscaling category. Stockphotos Upscaler is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Upscale images by 400% without quality loss
Like SupPixel AI, AI Image Upscaler is in the Image Upscaling category. AI Image Upscaler is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance photos and remove backgrounds with AI.
Like SupPixel AI, Leawo PhotoIns is in the Image Upscaling category. Leawo PhotoIns is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance photos with advanced editing features.
Like SupPixel AI, Deep Image is in the Image Upscaling category. Deep Image is free-trial, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance images with AI for free
Like SupPixel AI, AI Image Upscaler is in the Image Upscaling category. AI Image Upscaler is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Upscale images for free without losing quality.
Like SupPixel AI, Upscale by StickerMule is in the Image Upscaling category. Upscale by StickerMule is free, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Upscale and enhance images with 1-click.
Like SupPixel AI, AI Image Upscaler is in the Image Upscaling category. AI Image Upscaler is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance photos with AI in one click
Like SupPixel AI, Face26 is in the Image Upscaling category. Face26 is free-trial, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Revive blurry portraits with AI-powered clarity.
Like SupPixel AI, AI Image Sharpener by Media.io is in the Image Upscaling category. AI Image Sharpener by Media.io is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Enhance images with free, open-source AI upscaling.
Like SupPixel AI, Upscayl is in the Image Upscaling category. Upscayl is free-trial, while SupPixel AI is paid. Worth comparing on the detail page.
Image Upscaling
Improved iOS photo quality
Like SupPixel AI, Retake is in the Image Upscaling category. Retake is freemium, while SupPixel AI is paid. Worth comparing on the detail page.
19 more free/freemium alternatives listed below. Browse all SupPixel AI alternatives ↓
25 free or freemium alternatives to SupPixel AI on /tools/suppixel-ai/alternatives.
9 more paid alternatives listed below. Browse all SupPixel AI alternatives ↓
15 paid alternatives to SupPixel AI on /tools/suppixel-ai/alternatives.
Like SupPixel AI, Mems is in the Image Upscaling category. Mems is free-trial, while SupPixel AI is paid. Worth comparing on the detail page.
Neither SupPixel AI nor Gigapixel AI has user ratings yet — be the first to review either tool to help future visitors compare them.
