# Undead Siege: Tower Defense > Zombie tower defense game with troop selection, merging, and global challenges. (iPhone/iPad app by Whitedot Games.) - Source: https://appshunter.io/ios/app/undead-siege-tower-defense/id6744606345 (this page in markdown: same URL + `.md`) - Developer: [Whitedot Games](https://appshunter.io/developer/1808396236) - Category: Games, Puzzle, Strategy - Price: Free with in-app purchases - Rating: 4.60/5 from 137 App Store ratings · 47 written reviews indexed - Age rating: 17+ - Requires: iOS 15.0 · 693 MB - Languages: American English, French (France), German (Germany), Indonesian, Japanese, Korean, Brazilian Portuguese, Russian, Chinese (Simplified, China), European Spanish and 3 more - Released: 2025-04-23 - Data updated: 2026-09-06 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/undead-siege-tower-defense/id6744606345/reviews.md ## What is Undead Siege? In Undead Siege, it's up to you to select the right troops, create powerful formations, and deploy your best strategy to defeat waves of zombies and deadly bosses. A new type of puzzle-adventure bag fight game! Make decisions on the right troops in your backpack for each wave of enemies. Build your ultimate squad by collecting and upgrading unique heroes, and merge soldiers to create stronger, more efficient units. Stay sharp and challenge players from around the world in this thrilling fight for survival. Prepare yourself, Commander! The undead are waiting. Will you be the last one standing? ## Key features - Zombie and boss battles - Troop selection and formation - Hero collection and upgrades - Soldier merging for stronger units - Global player challenges - Puzzle-adventure bag fight ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Conveyor Talent Point Supply 1 | $0.99 | one-time | | Level Leaderboard 1 | $19.99 | one-time | | Weekly Ad Free Pass | $7.99 | one-time | | Conveyor Diamond Supply 1 | $0.99 | one-time | | Limited Troop Pack4 | $12.99 | one-time | | Event Roulette Pass 1 | $14.99 | one-time | | Lifetime Speedy Pass | $29.99 | one-time | | Sharp-shooter Pack | $4.99 | one-time | | Limited Troop PackV | $14.99 | one-time | | Active Pass 2 | $19.99 | one-time | | First Pack 2 | $2.99 | one-time | | Event Roulette Pass 2 | $29.99 | one-time | | Event Lottery Pass 1 | $14.99 | one-time | | Event Lottery Pass 2 | $29.99 | one-time | | Lifetime Ad Free Pass | $19.99 | one-time | | Monthly Talent Point Pass | $19.99 | one-time | | Survivor Card | $4.99 | one-time | | New Pack | $1.99 | one-time | | Bless 5 | $4.99 | one-time | | Treasure_Ice | $9.99 | one-time | ## Recent user reviews (10 of 47) All indexed reviews: https://appshunter.io/ios/app/undead-siege-tower-defense/id6744606345/reviews.md ### 1/5 — game nhue concac *2026-01-03, version 1.18.102* game loz quảng cáo con cac ### 5/5 — Account *2025-12-16* Hi dear developers can I transfer my account from android to iOS? Would be great if you add Facebook connection for both platform we can use one account in two different platforms thank you👍 ### 1/5 — Way too many ads *2025-12-13, version 1.7.102* Literally constant ads, the game practically begs you to watch more ads. Just skip this one. ### 5/5 — 계정 연동은 불가능 한가요? *2025-11-14* 제발 계정연동 좀 해주세요 ### 1/5 — Quảng cáo 120s *2025-11-03, version 1.6.100* Hmm ### 1/5 — Don’t play *2025-11-03* Ads everywhere and behind everything you need and my biggest pet peeve is the rocket troop that refuses to shoot at any group of zombies but shoots at the lone person far off in the corner every single time. ### 1/5 — Ads *2025-10-26, version 1.6.100* So many ads mid game,game is ok though ### 1/5 — Bad *2025-10-02* Ads ads ads whenever theres a good troop- ads whenever theres a good space increased- ads whenever you finish ONE ROUND inside a 15 round match- an ad All the good ratings are fake from their dev’s friends or from bot accounts ### 1/5 — Ads ads and ads *2025-10-02, version 0.20.100* If you want ads then this is the game for you. Cannot work out if the game is any good because it’s mostly ads. ### 5/5 — 好玩 *2025-09-23, version 0.20.100* 好 ## Frequently asked questions about Undead Siege ### What is Undead Siege: Tower Defense about? Undead Siege: Tower Defense is a strategy game where players must defeat waves of zombies and bosses. It involves selecting the right troops, creating formations, and deploying strategies to survive. The game combines puzzle-adventure elements with bag fighting mechanics. ### What are the key features of this game? Key features include battling zombies and bosses, selecting and upgrading unique heroes, merging soldiers to create stronger units, and challenging other players worldwide. It also incorporates a puzzle-adventure bag fight system. ### Is Undead Siege: Tower Defense free to play? The game is free to download and play, but it does offer in-app purchases. It also contains advertisements. This means players can enjoy the core game without spending money, but can opt to purchase items or remove ads. ### How do I get stronger units in the game? You can get stronger units by collecting and upgrading unique heroes. Additionally, the game features a soldier merging mechanic, allowing you to combine existing soldiers to create more powerful and efficient units for your defense. ### Who is this game designed for? This game is designed for players who enjoy strategic gameplay, particularly in the tower defense genre. It will appeal to those who like zombie-themed adventures, puzzle elements, and competitive multiplayer challenges against other players globally. ## Version history (last 5 releases) ### 1.14.108 — 2026-08-20 - Some optimization and bugfix. ### 1.14.107 — 2026-08-04 - Some optimization and bugfix. ### 1.14.105 — 2026-07-28 - Some optimization and bugfix. ### 1.14.103 — 2026-07-01 - Some optimization and bugfix. ### 1.14.102 — 2026-06-23 Some optimization and bugfix. ## Apps similar to Undead Siege | App | Rating | Price | Category | | --- | --- | --- | --- | | [Rail Defence](https://appshunter.io/ios/app/rail-defence/id6739333810) | 4.1 (894) | Free | Games | | [Combo Clash - Era Wars](https://appshunter.io/ios/app/combo-clash-era-wars/id6670490599) | 4.5 (2,756) | Free | Games | | [Fortress Merge](https://appshunter.io/ios/app/fortress-merge/id6745399994) | 4.6 (10,549) | Free | Games | | [Hex Warriors](https://appshunter.io/ios/app/hex-warriors/id6736930021) | 3.7 (4,195) | Free | Games | | [GEARS: War Machine](https://appshunter.io/ios/app/gears-war-machine/id6748002805) | 4.7 (515) | Free | Games | | [Claw Heroes](https://appshunter.io/ios/app/claw-heroes/id6557078333) | 4.6 (278) | Free | Games | ## More apps by Whitedot Games - [Fish Go.io - Be the fish king](https://appshunter.io/ios/app/fish-goio-be-the-fish-king/id1485195465) - [Fish Go.io 2](https://appshunter.io/ios/app/fish-goio-2/id6463715491) All apps by Whitedot Games: https://appshunter.io/developer/1808396236 ## Related topics [undead](https://appshunter.io/ios/topics/undead) · [Siegen](https://appshunter.io/ios/topics/siegen) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*