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Head-to-head · Image Upscaling Software

Real-ESRGAN vs PicWish Image Upscaler

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Real-ESRGAN #1 in Image Upscaling Software 9.4/10 Free plan Free plan✓ 2 of 3 features Visit Real-ESRGAN
PicWish Image Upscaler #4 in Image Upscaling Software 9.0/10 Free plan Free plan✓ 3 of 3 features Visit PicWish

Real-ESRGAN leads on 0 checks, PicWish Image Upscaler on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreReal-ESRGAN · 9.4/10
  • Free planboth
  • Most featuresPicWish Image Upscaler · 3 of 3

Real-ESRGAN scores higher on our rubric for image upscaling software: 9.4 against 9.0 out of 10; our editors rank them #1 and #4.

Real-ESRGAN is the better fit for free open-source super-resolution. PicWish Image Upscaler is the better fit for cross-platform users needing API scale options.

  • Real-ESRGAN fits best

    Free open-source super-resolution

  • PicWish Image Upscaler fits best

    Cross-platform users needing API scale options

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Side by side

Feature Real-ESRGAN 9.4/10 Visit ↗ PicWish Image Upscaler 9.0/10 Visit ↗
At a glance
Editor score 9.4 9.0
Ranking #1 in Image Upscaling Software #4 in Image Upscaling Software
Best for Free open-source super-resolution Cross-platform users needing API scale options
Pricing model Free Free plan + paid
Starting price Free plan —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, Linux Web, Windows, macOS, iOS, Android
Support Email, Community Live chat, Tickets
Built for Solo, Small business Small business, Mid-market, Enterprise
Features Real-ESRGAN 2/3 · PicWish Image Upscaler 3/3
Batch processing ✓ ✓
API access Not checked yet ✓ (best)
Desktop app ✓ ✓
Specs
Upscaling method Ai Ai
Maximum scale Custom Custom
Input formats JPG, PNG, WEBP PNG, JPG, JPEG, JFIF, WEBP, BMP
Our review
Pros
  • Arbitrary scaling, batch processing, and tiled inference
  • Supports Windows, Linux, macOS, and web workflows
  • Handles alpha-channel, grayscale, and 16-bit images
  • Supports web, Windows, macOS, iOS, Android, and API workflows
  • API upscaling offers 2x, 4x, 8x, and 16x scale options
  • Desktop apps support batch processing for image workflows
Cons
  • Local workflows require installation and execution setup
  • Advanced face enhancement depends on GFPGAN integration
  • Its model focus is restoration and super-resolution rather than broad editing
  • Online enlargement tops out at 4x; 8x and 16x are API options
  • Free access limits non-HD downloads per day
  • API automation requires an API workflow rather than only the web or app
Our verdict

Real-ESRGAN is an open-source project for AI-based image and video super-resolution. It is aimed at users who want local workflows for enlarging and restoring general images, anime images, or video, with portable executables for Windows,…

Read the review →

PicWish Image Upscaler is an AI-based image enlargement tool for photographers, designers, e-commerce teams, marketers, and other users who need larger images for websites, print, or creative work. It supports photos, product images,…

Read the review →
  1. Real-ESRGANImage Upscaling Software 9.4Free plan
  2. PicWish Image UpscalerImage Upscaling Software 9.0Free plan

Strengths and trade-offs

  • Real-ESRGAN — where it wins

    • Arbitrary scaling, batch processing, and tiled inference
    • Supports Windows, Linux, macOS, and web workflows
    • Handles alpha-channel, grayscale, and 16-bit images

    Where it doesn't

    • Local workflows require installation and execution setup
    • Advanced face enhancement depends on GFPGAN integration
    • Its model focus is restoration and super-resolution rather than broad editing

  • PicWish Image Upscaler — where it wins

    • Supports web, Windows, macOS, iOS, Android, and API workflows
    • API upscaling offers 2x, 4x, 8x, and 16x scale options
    • Desktop apps support batch processing for image workflows

    Where it doesn't

    • Online enlargement tops out at 4x; 8x and 16x are API options
    • Free access limits non-HD downloads per day
    • API automation requires an API workflow rather than only the web or app

More comparisons

All image upscaling software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update