Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · NES Emulators

FCEUX vs Nestopia Undead Edition

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score FCEUX #5 in NES Emulators 8.9/10 Free plan Free plan✓ 0 of 5 features Visit FCEUX
Nestopia Undead Edition #6 in NES Emulators 8.7/10 Open source ✓ 5 of 5 features Visit Nestopia UE

FCEUX leads on 0 checks, Nestopia Undead Edition on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFCEUX · 8.9/10
  • Free planonly FCEUX
  • Most featuresNestopia Undead Edition · 5 of 5

FCEUX scores higher on our rubric for nes emulators: 8.9 against 8.7 out of 10; our editors rank them #5 and #6.

Nestopia Undead Edition offers netplay; FCEUX doesn't.

FCEUX is the better fit for TAS creators and emulator researchers. Nestopia Undead Edition is the better fit for windows users wanting broad classic features.

  • FCEUX fits best

    TAS creators and emulator researchers

  • Nestopia Undead Edition fits best

    Windows users wanting broad classic features

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature FCEUX 8.9/10 Visit ↗ Nestopia Undead Edition 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #5 in NES Emulators #6 in NES Emulators
Best for TAS creators and emulator researchers Windows users wanting broad classic features
Pricing model Free Free
Starting price Free plan Open source
Free plan ✓ (best) Not checked yet
Free trial — —
Deployment Desktop Desktop
Platforms Windows, macOS, Linux Windows
Support Docs Docs
Built for Solo, Small business Solo, Small business
Features FCEUX 0/5 · Nestopia Undead Edition 5/5
Save states Not checked yet ✓ (best)
Rewind Not checked yet ✓ (best)
Netplay — ✓ (best)
Shader support Not checked yet ✓ (best)
Cheat support Not checked yet ✓ (best)
Specs
Supported platforms Not checked yet Windows
Our review
Pros
  • Supports NES, Famicom, Dendy and Famicom Disk System software
  • Includes debugging, Lua scripting and a dedicated TAS Editor
  • Runs on Windows, macOS and Linux with graphics scaling options
  • Save states, rewind, netplay, cheats, and video filters
  • Loads ZIP, RAR, and 7-Zip archives
  • Includes recording, NSF playback, screenshots, and IPS patching
Cons
  • Network play is not presently functional
  • Focuses on NES-family systems rather than broader console emulation
  • Its advanced tooling may exceed the needs of casual players
  • Windows is the only supported platform
  • The current source tree is a legacy Win32 release
  • Focused on NES and Famicom emulation only
Our verdict

FCEUX is a free, open-source desktop emulator for NES, Famicom, Dendy and Famicom Disk System software. It serves general players, ROM hackers, emulator researchers and the tool-assisted speedrun community. Official builds cover Windows…

Read the review →

Nestopia Undead Edition is a community-maintained, open-source fork of the Nestopia NES and Famicom emulator. It provides a standalone graphical application for playing NES and Famicom ROM images on Windows desktop computers. Its audience…

Read the review →
  1. FCEUXNES Emulators 8.9Free plan
  2. Nestopia Undead EditionNES Emulators 8.7Open source

Strengths and trade-offs

  • FCEUX — where it wins

    • Supports NES, Famicom, Dendy and Famicom Disk System software
    • Includes debugging, Lua scripting and a dedicated TAS Editor
    • Runs on Windows, macOS and Linux with graphics scaling options

    Where it doesn't

    • Network play is not presently functional
    • Focuses on NES-family systems rather than broader console emulation
    • Its advanced tooling may exceed the needs of casual players

  • Nestopia Undead Edition — where it wins

    • Save states, rewind, netplay, cheats, and video filters
    • Loads ZIP, RAR, and 7-Zip archives
    • Includes recording, NSF playback, screenshots, and IPS patching

    Where it doesn't

    • Windows is the only supported platform
    • The current source tree is a legacy Win32 release
    • Focused on NES and Famicom emulation only

More comparisons

All NES emulators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update