About
Engage in retro tank combat defending your base from waves of enemies. Features classic controls, destructible environments, and power-ups. Enjoy a single-player campaign or local co-op with a friend.
What's New in TankDuo
1.5
October 24, 2026
- Added 29 achievements for kills, base defense, bosses, evolutions, and heat challenges, with offline tracking and optional Game Center sync - Reworked difficulty into H0–H8, with rule previews and a shared difficulty selector for solo play and Apple TV co-op - Replaced Tesla Coil with Blizzard: an area cold wave that slows enemies, with frost rings, snow particles, new sound effects, and the Cryo Storm evolution - Rebalanced upgrades and scrap: normal upgrades cost 2 scrap, evolutions cost 4, and each normal upgrade adds a half-step of strength - Restore base and tank health after each stage and see each player's scrap balance in the battle HUD - Refined enemy spawn warnings and protection, co-op upgrade selection, and friendly fire against the base - Improved home, difficulty, and achievement layouts on iPhone, iPad, and Apple TV, plus Simplified Chinese, Traditional Chinese, and English text
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FAQ
What is TankDuo?
TankDuo is a retro tank defense game for iPhone and iPad where you defend your base from enemy waves. It features classic controls, destructible environments, and power-ups.
Does TankDuo have ads?
No, TankDuo is ad-free. The game description explicitly states 'No ads, no in-app purchases, and no account required'.
Can I play TankDuo with a friend?
Yes, TankDuo offers a two-player co-op mode between nearby devices using Apple's MultipeerConnectivity framework. One player hosts the battlefield, and the other player's actions are synchronized.
What devices does TankDuo support?
TankDuo is designed for iPhone and iPad and supports full-screen landscape mode on both.
How often is TankDuo updated?
The latest version, 1.3, was released on September 19, 2026, indicating recent development activity. The game was initially released on September 10, 2026.
What is the age rating for TankDuo?
TankDuo has an age rating of 12+, making it suitable for most teenage players and above.
Does TankDuo require an account to play?
No, TankDuo does not require an account to play. The game description confirms 'no account required'.
What kind of gameplay mechanics does TankDuo feature?
TankDuo features classic four-direction movement and firing controls, wave-based enemy spawning, and destructible environments like brick and steel walls.