165+ iOS apps & games curated and reviewed
The best unit upgrade game on iPhone average 4.5★ across 165+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (44K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.6★ (38K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.5★ (942) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 3.9★ (6.4K) | No | Yes | Aug 2026 |
| 5 |  | Free | 3.7★ (347) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.7★ (2.1K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.1★ (103K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.7★ (21K) | Yes | Yes | Aug 2026 |
Assemble a powerful army and customize your heroes to survive relentless monster attacks. Collect resources, upgrade your units, and engage in strategic combat to dominate the battlefield and push your squad to its limits.
Build and upgrade your army to storm castles in this fun and addictive game. Strategize your formations and weapons to defeat opposing armies and conquer increasingly challenging levels.
Build and upgrade your weapons to prepare for intense boss fights. Earn powerful new armaments as you progress through challenging levels. Test your skills and strategy to emerge victorious.
Command powerful naval fleets in a post-apocalyptic world. Build your base, upgrade warships and aircraft, and engage in strategic battles against pirates, sea monsters, and other players globally. Form alliances to dominate the waves and claim victory.
Assemble and train an elite combat team. Upgrade weapons and customize soldiers with unique skills and gear. Engage in head-to-head battles against rival teams worldwide across diverse combat scenarios. Conquer opponents and climb leaderboards for global domination.
Assemble and upgrade a unique army of characters in this idle RPG. Strategically deploy your forces, level up your warriors, and battle fierce bosses. Earn gold continuously to enhance your defenses and conquer your enemies in an endless cycle of progression.
Lead your forces against a tyrannical legion in this strategy game. Merge units and buildings to instantly upgrade your power, recruit legendary heroes, and build a formidable base. Engage in global battles with alliances and dominate your enemies.
Engage in fast-paced, real-time PVP battles against players worldwide. Deploy units, destroy enemy bases, and upgrade your army to climb the global leaderboard. Form clans with friends to strategize and share cards.
Engage in medieval warfare by strategically deploying and upgrading your troops and heroes. Battle enemy armies, conquer diverse lands, and defeat powerful bosses to defend your kingdom and achieve victory.
Mass-produce a variety of heroes from your factories to battle powerful bosses and monsters. Earn gold to upgrade your production lines, equip heroes with better gear, and strategically choose their skills for victory. Embark on an exciting adventure with rewards awaiting you.
Engage in a global war of domination in this 3D strategy game. Build your base, grow your army with advanced units, and battle rivals in fast-paced RTS combat. Forge alliances and conquer the world.
Engage in real-time, 3D MMO battles to conquer and dominate in a post-apocalyptic world. Build your army, forge alliances, and strategize to expand your empire and claim victory.
Engage in classic real-time strategy battles with direct unit control. Command modern warfare forces, develop tactics, and conquer opponents in global PvP and cooperative conflicts. Choose your faction and lead your army to victory.
Engage in intense, free-to-play tank battles against players worldwide. Command a massive army of powerful war machines, upgrade them, and strategize your way to victory. Climb the global leaderboards and become the ultimate tank commander in this action-packed shooter.
Lead legendary heroes and diverse armies through different historical eras and planets. Engage in real-time strategic battles, combining unit and hero abilities to defeat enemies. Upgrade your forces and heroes to adapt to evolving challenges.
Engage in a unique tower defense and strategy game set in a magical world. Upgrade your defenses and soldiers to survive waves of enemies and conquer rival territories. Lead your warriors to victory in an epic battle for glory and revenge.
Build and expand your base, research upgrades, and command a massive army of hundreds of units. Engage in strategic battles to destroy enemy units and their base.
Engage in an idle battle game where you strategically spawn polygon units to attack obstacles and enemies. Upgrade your army, unlock new abilities, and grow your forces to conquer all levels.
Engage in epic real-time strategic wars, forging alliances and leading armies in intense PVP battles. Build a formidable base, research technologies, and capture nuclear resources to dominate the global battlefield. Experience the thrill of modern warfare and lead your nation to victory.
Lead your army through historical campaigns and modern warfare in this strategy game. Build wonders, train generals, and conquer the world across various eras. Engage in real-time battles with diverse units and technologies.