UpscaleProUpscalePro
← Back to Blog

Best 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 — upscaling 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:

  • Sign up for free credits
  • 2x and 4x upscaling
  • Real-ESRGAN model — excellent quality
  • Works for photos, anime, wallpapers, and more
  • Privacy-first — images stored securely in account history

Cons:

  • 3 free credits/month (higher limits with Pro)
  • 5MB file limit (20MB with Pro)

Pricing: Free, Pro $9.99/month or $79.99/year

Try UpscalePro free →

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?

The Bottom Line

For most users, UpscalePro offers the best balance of quality, convenience, and price. It's web-based, uses a state-of-the-art AI model, and gives new users free monthly credits after signup. Try it at upscalepro.ai, or compare the focused free Topaz Gigapixel alternative page if that's your main use case.

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, produces high-quality results, and gives free users 3 free credits per month with signup.

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.

Ready to upscale your images?

Try UpscalePro free — 3 credits/month, no installation required.

Try UpscalePro Free