Adobe Photoshop is a popular software for image editing and graphic design.
Starting from $20.99/month
Best Topaz Gigapixel Alternatives ranked by AI · updated Aug 2026
Topaz Gigapixel is a desktop AI upscaling application for photographers, artists, and professionals who need high-quality enlargements. It provides dedicated models and controls for recovering detail from low-resolution images.
Top 6 Topaz Gigapixel alternatives
GIMP is a free and open-source raster graphics editor used for image editing, retouching, drawing, and more.
3
Big Photo
Big Photo
Big Photo is an online image-enlargement service for users who need to increase photo dimensions for printing or digital use. It focuses...
Pros
- Simple enlargement workflow compared with full image editors
- Runs in a web browser without desktop installation
- Suitable for occasional print-size increases
Cons
- Less control over enhancement settings than desktop upscalers
- Fewer editing tools than Photoshop or GIMP
- Output quality can vary on heavily compressed or very small images
Let's Enhance is an online AI image enhancer for upscaling, sharpening, and improving photographs and graphics. It targets creators, ecommerce users, and...
Pros
- Offers browser-based upscaling and sharpening
- Useful for product images and other commercial graphics
- Requires less technical setup than desktop AI tools
Cons
- Free usage is limited by credits or output restrictions
- Cloud processing may be unsuitable for confidential images
- Provides less fine-grained control than Lightroom
Freemium, paid plans available
Smart Upscaler is a browser-based AI image enlargement tool for designers, photographers, and creators who need higher-resolution images. It enlarges images while...
Pros
- Runs in a browser without desktop installation
- Simple workflow for enlarging common image formats
- Convenient integration with the broader Icons8 asset ecosystem
Cons
- Less control than dedicated desktop upscalers
- High-resolution processing may require paid credits or a subscription
- Results can soften faces and fine textures on heavily enlarged images
Freemium; paid plans available
Upscale by Sticker Mule is a browser-based AI image upscaling service for creators, marketers, and businesses that need larger, sharper images. It...
Pros
- Free and accessible in a web browser
- Simpler than professional desktop upscalers
- Useful for preparing images for printing and online use
Cons
- Fewer enhancement controls than Topaz Gigapixel
- Less suitable for batch processing and professional retouching
- Output quality can vary with heavily compressed or very small source images
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