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Gun Nac
Gun Nac is a vertical scrolling shooter developed by Compile in 1991 for the NES. Players pilot a spaceship through eight stages, destroying enemy formations while collecting power-ups. The game features multiple weapon types including rapid fire and spread shot options that cycle with upgrades found during levels. Enemy patterns are consistent within each stage, allowing players to learn attack sequences. The control scheme uses the directional pad to move and buttons for shooting and special moves. Difficulty increases progressively across stages, with more aggressive enemy placement and faster projectiles. Gun Nac offers high score chasing as a core mechanic, with combos and power-up chains affecting final scores. The gameplay emphasizes positioning and timing rather than relying on random spawns.
- Developer
- Compile
- Released
- 1991
- Platform
- NES
- Genre
- Shooter
- Players
- 1P
- Rating
- 4.7 / 5 (2.2K)
- Last updated
Gun Nac Controls — NES Keyboard Keys
Default keyboard bindings for Gun Nac on our in-browser NES emulator. Plug in a USB or Bluetooth gamepad to auto-detect mappings, or rebind any key from the emulator settings menu.
| Keyboard | Console button | Typical use |
|---|---|---|
| ↑ | D-Pad Up | Move up |
| ↓ | D-Pad Down | Move down |
| ← | D-Pad Left | Move left |
| → | D-Pad Right | Move right |
| X | A | Primary action (jump / confirm) |
| Z | B | Secondary action (attack / cancel) |
| Enter | Start | Start / Pause |
| Shift | Select | Select / Mode |
Rebind any key from the EmulatorJS in-game settings menu (gear icon → Controls). A connected gamepad auto-maps to the same buttons.
Gun Nac Longplay & Gameplay Videos
Watch a full playthrough of Gun Nac on NES before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Gun Nac" NES longplay 1991
Gun Nac Cheat Codes
30 community-curated cheats for Gun Nac. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
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Infinite Bombs
018F:04 -
Invincibility
0400:02AGEZPAAI+AGUXGPAI -
Level Select
0180:01 -
Infinite Lives
SXOZYUSE018D:99 -
Infinite Special Weapons
SXVZTXSE -
Get Items From Anywhere
AUVSINKU+AVVSTNAP -
Enemies Die Automatically
AAUZLOAP+SAUZTOVK+AUSSANAO -
One Hit Kills
EIEIYYEP -
Weapon Level
0033:00 -
Weapon Type
0034:00 -
Bomb Power
003B:00 -
Turbo Power
003C:00
Show 18 more cheats Show fewer
-
Have Max Weapon Spread
0036:06+0037:38 -
Invulnerability
AAKZAAIA -
Black & White Screen Color
TVGVSI -
Green Color And Enemies Change Color
YVGVSI -
Blue Color And Enemies Change Color
IVGVSI -
Start With 5 Lives, Instead of 2
IENTAAZA -
Start With 9 Lives
PENTAAZE -
Start With 15 Lives
IONTAAZA -
Start With 25 Lives
IXNTAAZA -
Start With 50 Lives
ASNTAAZA -
Start With 75 Lives
INNTAAZA -
Start With 99 Lives
OONTAAZE -
Get 9 Bombs For Free At The Start Of The Game, Instead of 4
PASOKGGE -
Get 15 Bombs For Free At The Start Of The Game
IPSOKGGA -
Get 25 Bombs For Free At The Start Of The Game
IZSOKGGA -
Get 50 Bombs For Free At The Start Of The Game
AISOKGGA -
Get 75 Bombs For Free At The Start Of The Game
IYSOKGGA -
Get 99 Bombs For Free At The Start Of The Game
OPSOKGGE
External references
Frequently Asked Questions
When was Gun Nac released?
Gun Nac was released in 1991 for the NES.
Who developed Gun Nac?
Gun Nac was developed by Compile, available to play in your browser on RetroGameSpace.
How many players does Gun Nac support?
Gun Nac is a single-player Shooter game for the NES.
What type of game is Gun Nac?
Gun Nac is a Shooter game for the NES, playable instantly in your browser — no downloads, no installs.
How can I play Gun Nac for free?
Open this page and click "Play Now" — Gun Nac runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Gun Nac in the browser?
No. Gun Nac streams from a public archive into a browser-side NES emulator. Nothing is installed on your computer.
Can I save my progress in Gun Nac?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original NES cartridge supported.
Does Gun Nac work on mobile devices?
Yes — the NES emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Gun Nac this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Gun Nac. Game files are fetched on demand from publicly-accessible archives. You are responsible for compliance with your local laws and the bring-your-own-ROM principle.
