About This Tool
Lock and load for the ultimate 8-bit run-and-gun action with Contra (1988), the defining arcade and NES classic from Konami. Drop into the Galuga archipelago as elite commandos Bill Rizer and Lance Bean to dismantle the alien-controlled terrorist syndicate, Red Falcon. Blast through relentless enemy waves, duck under heavy fire, dodge explosive traps, and upgrade your firepower with iconic weapon capsules like the game-changing Spread Gun (S), Laser (L), and Machine Gun (M). Built for instant in-browser play, this lightweight retro edition delivers authentic fast-paced platform shooting, responsive controls, and high-energy chiptune sound with zero downloads required.
How to use:
- Follow the instructions in the tool above
- Enter your values in the input fields
- Click the calculate/convert button to see results
- Results will appear instantly
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