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Head-to-head · PSP Emulators

ScePSP vs PSP.js

  • Updated Sep 2026
  • Both researched from official sources
  • 1 check side by side
Higher score ScePSP #3 in PSP Emulators 7.7/10 Open source ✓ 1 of 4 features Visit ScePSP
PSP.js #6 in PSP Emulators 6.9/10 Open source ✓ 0 of 4 features Visit PSP.js

ScePSP leads on 1 check, PSP.js on 0, and 0 are even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreScePSP · 7.7/10
  • Most featuresScePSP · 1 of 4

ScePSP scores higher on our rubric for psp emulators: 7.7 against 6.9 out of 10; our editors rank them #3 and #6.

ScePSP offers cheat support; PSP.js doesn't publish it.

ScePSP is the better fit for advanced desktop graphics and cheat features. PSP.js is the better fit for web-based PSP emulation development.

  • ScePSP fits best

    Advanced desktop graphics and cheat features

  • PSP.js fits best

    Web-based PSP emulation development

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature ScePSP 7.7/10 Visit ↗ PSP.js 6.9/10 Visit ↗
At a glance
Editor score 7.7 6.9
Ranking #3 in PSP Emulators #6 in PSP Emulators
Best for Advanced desktop graphics and cheat features Web-based PSP emulation development
Pricing model Free Free
Starting price Not published Not published
Free plan Not published Not published
Free trial — —
Deployment Desktop Cloud, Self-hosted
Platforms Windows, Linux, macOS Web
Support Community Docs
Built for Solo, Small business Solo, Small business
Features ScePSP 1/4 · PSP.js 0/4
Network multiplayer Not published Not published
Texture replacement Not published Not published
Homebrew support Not published Not published
Cheat support ✓ (best) Not published
Specs
Supported platforms Windows, Linux, macOS web
Graphics backends Not published Not published
Our review
Pros
  • Native 4K output with adjustable resolution and four texture filters
  • CWCheat-compatible codes plus memory searching and editing
  • Supports Windows, Linux, and macOS with adaptive controller support
  • Loads ISO and PBP images, including KIRK-encrypted EBOOT decryption
  • Combines Allegrex CPU, VFPU, WebGL, and software rendering
  • Includes savedata, save states, video, audio, and headless diagnostics
Cons
  • Alpha status brings unresolved compatibility, graphics, and audio issues
  • Many games still have graphics and audio problems
  • No firmware or BIOS files are required, but compatibility remains uneven
  • The project is explicitly marked as work in progress
  • Its documented platform support is limited to the web
  • Local setup and debugging tools suit technically inclined users more than casual players
Our verdict

ScePSP is an open-source PlayStation Portable emulator written entirely in C#. It targets technology enthusiasts, PSP-emulation developers, and desktop users who want adjustable graphics and cheat functionality. The application uses…

Read the review →

PSP.js is an open-source PSP emulator written in TypeScript for running in a web browser. It is aimed at developers and technically inclined users who want to work with PSP emulation in a web environment. The project uses high-level…

Read the review →
  1. ScePSPPSP Emulators 7.7Open source
  2. PSP.jsPSP Emulators 6.9Open source

Strengths and trade-offs

  • ScePSP — where it wins

    • Native 4K output with adjustable resolution and four texture filters
    • CWCheat-compatible codes plus memory searching and editing
    • Supports Windows, Linux, and macOS with adaptive controller support

    Where it doesn't

    • Alpha status brings unresolved compatibility, graphics, and audio issues
    • Many games still have graphics and audio problems
    • No firmware or BIOS files are required, but compatibility remains uneven

  • PSP.js — where it wins

    • Loads ISO and PBP images, including KIRK-encrypted EBOOT decryption
    • Combines Allegrex CPU, VFPU, WebGL, and software rendering
    • Includes savedata, save states, video, audio, and headless diagnostics

    Where it doesn't

    • The project is explicitly marked as work in progress
    • Its documented platform support is limited to the web
    • Local setup and debugging tools suit technically inclined users more than casual players

More comparisons

All PSP emulators comparisons → · Full ranking →

Guides on PSP emulators

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update