UpscaleProBest Image Upscaler Tools in 2026 — Compared
By UpscalePro Team
The Best Image Upscaler Tools in 2026
Finding the right image upscaler depends on your needs — photos, anime, print, or general use. Here are the best tools available in 2026.
1. UpscalePro — Best Free Web-Based Upscaler
UpscalePro uses Real-ESRGAN to deliver high-quality AI upscaling directly in your browser.
Pros:
- Free with no signup required
- 2x and 4x upscaling
- Real-ESRGAN model — excellent quality
- Works for photos, anime, wallpapers, and more
- Privacy-first — images not stored
Cons:
- 3-5 free upscales/day (unlimited with Pro)
- 5MB file limit (20MB with Pro)
Pricing: Free, Pro $9.99/month or $79.99/year
2. Topaz Gigapixel AI — Best Desktop Tool
Topaz Gigapixel AI is a powerful desktop application for image upscaling.
Pros:
- Excellent quality
- Multiple AI models
- Batch processing
- Works offline
Cons:
- $99 one-time purchase
- Requires installation
- Heavy on system resources
3. Let's Enhance — Best for E-Commerce
Let's Enhance specializes in product photo enhancement and upscaling.
Pros:
- Good for product photos
- Batch processing
- API available
Cons:
- Credits-based pricing
- Can be expensive for heavy use
4. Waifu2x — Best Open Source for Anime
Waifu2x is an open-source tool specifically designed for anime-style images.
Pros:
- Free and open source
- Excellent for anime
- Self-hostable
Cons:
- Limited to 2x upscaling
- Dated interface
- Less effective on photos
Which Should You Choose?
- For quick, free upscaling: UpscalePro — web-based, no signup
- For professionals: Topaz Gigapixel — desktop, batch processing
- For anime: UpscalePro or Waifu2x
- For e-commerce: Let's Enhance
The Bottom Line
For most users, UpscalePro offers the best balance of quality, convenience, and price. It's free, web-based, and uses a state-of-the-art AI model. Try it at upscalepro.ai — no signup required.
Frequently Asked Questions
What is the best free image upscaler?
UpscalePro is one of the best free image upscalers in 2026. It offers AI-powered upscaling (Real-ESRGAN) with 2x and 4x options, requires no signup, and produces high-quality results. Free users get 3-5 upscales per day.
Is Topaz Gigapixel worth it?
Topaz Gigapixel AI is a premium desktop tool ($99) that produces excellent results. For occasional upscaling, a free web tool like UpscalePro provides comparable quality at no cost.
Which upscaler is best for anime?
UpscalePro and Waifu2x are both excellent for anime. Real-ESRGAN (used by UpscalePro) handles anime art styles very well, preserving clean lines and flat color areas.