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The Best Atari Emulators in 2026

We researched Atari emulators through official websites, pricing pages, plan tables, and product documentation. Rankings emphasize the core job, value for money, and verifiable features such as system coverage, platform support, save states, controller options, and netplay for Atari emulators.

Our top picks

  1. Top ranked

    Atari800#1 of 25
    9.4/10

    A broad, free Atari emulator with cycle-exact hardware support and flexible media handling.

    Free plan

  2. Runner-up

    Altirra#2 of 25
    9.2/10

    A free, deep emulator for Atari software, hardware behavior, development, and debugging.

    Free plan

  3. Top-ranked free plan

    9.0/10

    A broad-platform libretro core for Jaguar and Jaguar CD emulation.

    Free plan

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.

The full ranking 25 tools, best first

25 tools
  1. Atari800

    Best forBroad Atari computer and 5200 emulation

    A broad, free Atari emulator with cycle-exact hardware support and flexible media handling.

    • BIOS required
    • Controller remapping
    • Save states
    9.4/10★★★★★
    Visit Atari800
  2. Altirra

    Best forDeep Atari computer emulation on Windows

    A free, deep emulator for Atari software, hardware behavior, development, and debugging.

    • Controller remapping
    • Save states
    9.2/10★★★★★
    Visit Altirra
  3. Best forJaguar and Jaguar CD across many platforms

    A broad-platform libretro core for Jaguar and Jaguar CD emulation.

    • Netplay
    • Controller remapping
    • Save states
    9.0/10★★★★☆
    Visit libretro
  4. Gearlynx

    Best forLynx emulation and developer debugging

    A free Lynx emulator with strong debugging, multiplayer, and AI-assisted development features.

    • BIOS required
    • Save states
    8.8/10★★★★☆
    Visit Gearlynx
  5. kat5200

    Best forAtari 5200 and computer systems

    A free, open-source emulator with broad Atari system and input support.

    • BIOS required
    • Controller remapping
    • Save states
    8.7/10★★★★☆
    Visit kat5200
  6. Javatari

    Best forAccessible Atari 2600 multiplayer in a browser

    A free, open-source Atari 2600 emulator with browser access, NetPlay, and shareable save states.

    • Netplay
    • Controller remapping
    • Save states
    8.6/10★★★★☆
    Visit Javatari
  7. Stella

    Best forAtari 2600 users wanting mature desktop tools

    A capable free Atari 2600 emulator for desktop play, inspection, and development.

    • Controller remapping
    • Save states
    8.5/10★★★★☆
    Visit Stella
  8. BigPEmu

    Best forJaguar multiplayer and advanced playback features

    A feature-rich Jaguar emulator for multiplayer, playback, and advanced customization.

    • Netplay
    • Controller remapping
    • Save states
    8.4/10★★★★☆
    Visit BigPEmu
  9. Best forOne Windows app for 2600, Lynx, and Jaguar

    A focused Windows emulator with broad Atari coverage and useful desktop features.

    • BIOS required
    • Controller remapping
    • Save states
    8.3/10★★★★☆
    Visit Íris Emulator
  10. Best forAtari 2600 debugging and rewind on macOS

    A focused macOS emulator for Atari 2600 play, cartridge development, and debugging.

    8.2/10★★★★☆
    Visit Gopher2600
  11. EMU7800

    Best forFree Atari 2600 and 7800 desktop emulation

    Free, open-source desktop emulation for Atari 2600 and 7800 games.

    • Save states
    8.1/10★★★★☆
    Visit EMU7800
  12. Holani

    Best forLynx users who want RetroArch integration

    A focused, open-source Lynx emulator with flexible frontend options.

    • Netplay
    • Controller remapping
    • Save states
    Open source Our Holani verdict → Visit Holani
    8.0/10★★★★☆
    Visit Holani
  13. A7800

    Best forAtari 7800 hardware and controller coverage

    A7800 pairs Atari 7800 emulation with unusually broad peripheral and controller coverage.

    Open source Our A7800 verdict → Visit A7800
    7.9/10★★★★☆
    Visit A7800
  14. Best forMac users emulating Atari computers and 5200

    A free macOS emulator for Atari computers and 5200 software with useful debugging tools.

    • Controller remapping
    • Save states
    7.8/10★★★★☆
    Visit Atari800MacX
  15. z26

    Best forAtari 2600 hardware and peripheral enthusiasts

    A focused Atari 2600 emulator with broad peripheral and developer-tool support.

    Free plan Our z26 verdict → Visit z26
    7.7/10★★★★☆
    Visit z26
  16. Lynx.emu

    Best forPaid Android Lynx emulation with broad input support

    A focused Lynx emulator with broad controller support and save states.

    • Controller remapping
    • Save states
    7.6/10★★★★☆
    Visit Lynx.emu
  17. 2600.emu

    Best forLow-cost Atari 2600 emulation on Android

    A focused Atari 2600 emulator with flexible ROM support and controller options.

    • Save states
    7.5/10★★★★☆
    Visit 2600.emu
  18. a5200

    Best forMinimal Atari 5200 emulation with libretro support

    A focused, open-source Atari 5200 core for Libretro-compatible frontends.

    • Save states
    Open source Our a5200 verdict → Visit Libretro
    7.4/10★★★★☆
    Visit Libretro
  19. JS7800

    Best forBrowser-based Atari 7800 play with video controls

    A capable free web emulator for Atari 7800 play, without save states or netplay.

    • Controller remapping
    7.2/10★★★★☆
    Visit JS7800
  20. Test7800

    Best forAtari 7800 testing on Windows or macOS

    A focused, free Atari 7800 emulator with useful cartridge and input support.

    7.1/10★★★★☆
    Visit Test7800
  21. Felix

    Best forWindows Lynx development and debugging

    A focused, free Lynx emulator with unusually deep debugging and dumping tools.

    • Controller remapping
    Free plan Our Felix verdict → Visit Felix
    7.0/10★★★★☆
    Visit Felix
  22. Best forSimple Atari 7800 emulation on Windows

    A focused, free Atari 7800 emulator for Windows with NTSC and PAL support.

    6.8/10★★★☆☆
    Visit ProSystem
  23. Best forAtari 5200 play on Nintendo DS systems

    A free Atari 5200 emulator with banking, controls, patches, and high scores.

    • BIOS required
    6.6/10★★★☆☆
    Visit Atari 5200DS
  24. Avidemux

    Best forBasic video editing and processing

    Avidemux suits basic video processing, not Atari emulation.

    6.5/10★★★☆☆
    Visit Avidemux
  25. Teller

    Best forSecret management across development environments

    A capable open-source secrets tool, but not an Atari emulator.

    Open source Our Teller verdict → Visit Teller
    6.0/10★★★☆☆
    Visit Teller

No tools match those filters.

Compare at a glance

#ToolFree planPaid fromAtari systemsSupported platformsSave statesScore
1Atari800YesFreeAtari 400, 800, 1200XL, 600XL, 800XL, 65XE, 130XE, 800XE, XE Game System, 5200 SuperSystemLinux, Windows, macOS, AndroidYes9.4
2AltirraYesFreeAtari 400/800, 1200XL, 600/800XL, 130XE, XEGS, 5200WindowsYes9.2
3Virtual JaguarYesFreeAtari Jaguar; Jaguar CDweb, windows, macos, linux, ios, androidYes9.0
4GearlynxYesFreeAtari LynxWindows, macOS, Linux, BSD, Android, iOS, webOS and other libretro platformsYes8.8
5kat5200YesFreeAtari 5200, Atari 400, Atari 800, Atari 800 XL, Atari 800 XEWindows, macOS, Linux, AndroidYes8.7
6JavatariYesFreeAtari 2600web, iOS, AndroidYes8.6
7StellaYesFreeAtari 2600 VCSWindows, macOS, LinuxYes8.5
8BigPEmuYesAtari Jaguar; Atari Jaguar CDWindows; Linux; iOS; macOSYes8.4
9Íris EmulatorFreeAtari 2600, Atari Lynx, Atari JaguarWindows 10/11 64-bitYes8.3
10Gopher2600YesFreeAtari 2600macOS8.2
11EMU7800YesFreeAtari 2600, Atari 7800Windows, Linux, macOSYes8.1
12HolaniFreeAtari LynxLinux, WindowsYes8.0
13A7800FreeAtari 7800Windows, macOS, Linux, Android7.9
14Atari800MacXYesFreeAtari 400/800, 1200XL, XL/XE, XEGS, Atari 5200macOSYes7.8
15z26YesFreeAtari 2600Windows, Linux7.7
16Lynx.emuNoAtari LynxAndroid, LinuxYes7.6
172600.emuNoAtari 2600 VCSAndroid, LinuxYes7.5
18a5200FreeAtari 5200Windows, macOS, Linux, iOSYes7.4
19JS7800YesFreeAtari 7800webNo7.2
20Test7800YesFreeAtari 7800Windows, macOS7.1
21FelixYesFreeAtari LynxWindows7.0
22ProSystem EmulatorYesFreeAtari 7800Windows6.8
23Atari 5200DSYesFreeAtari 5200Nintendo DS, Nintendo DSi, DSi XL, DSi LL6.6
24AvidemuxYesFree6.5
25TellerFree6.0

Head-to-head All 28 comparisons →

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How we rank atari emulators

Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update