# Eternal Fortress: Defense — Epic tower defense war!

> Sci-fi tower defense game where players command mechs to defend Earth from alien invasion. (iPhone/iPad app by iDeaction.)

- Source: https://appshunter.io/ios/app/eternal-fortress-defense/id1562794707 (this page in markdown: same URL + `.md`)
- Developer: [iDeaction](https://appshunter.io/developer/1286980208)
- Category: Games, Casual, Strategy
- Price: Free with in-app purchases (on sale, was $6.99)
- Rating: 4.90/5 from 39 App Store ratings · 10 written reviews indexed
- Age rating: 9+
- Requires: iOS 10.0 · 273 MB
- Languages: English, Chinese, Chinese
- Released: 2021-10-13
- Data updated: 2026-08-14
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/eternal-fortress-defense/id1562794707/reviews.md

## What is Eternal Fortress?

Come play the sci-fi turret defense game of your dreams!!

As alien machines invaded Earth, humanity was forced to spend every last remaining resource to build a mighty fortress. Having been appointed as humanity's last commander, you must produce and control powerful mecha to fight against the Machina Legion and recapture your former homeland.
UPGRADE TURRETS on your fortress to bombard Machina and prevent them from breaching your fortress! SUMMON HEROES and use their skills accordingly to defend your fortress and destroy the enemy! UTILIZE TACTICS to face the Machina Legion in strategic warfare.

Commander, the fate of humanity's homeland is in your hands!

【Attention】
About the Apple Auto-Renewable Subscription (ARS) item in 《Eternal Fortress: Defense》:
1. Price and period
  You can subscribe “Unlimited Ad Ticket” for Monthly Pass in game, which worth $9.99 and last for 30 days. During the subscription period users can enjoy no ad for revive.
2. About Charge
  a. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period
  b. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal
3. Manage your Subscription
  Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
5. Privacy Policy & Terms of Service
  http://www.ideaction.com/policy/
  http://www.ideactiongame.com/agreements/

## Key features

- Upgrade turrets
- Summon heroes with skills
- Utilize tactics for strategic warfare
- Defend against alien machines
- Recapture homeland

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Unlimited Ad Ticket | $9.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 300 Diamond | $0.99 | one-time |
| 1575 Diamond | $4.99 | one-time |
| 120coupon | $4.99 | one-time |
| Ad Ticket*40 | $1.99 | one-time |
| Daily Gift | $0.99 | one-time |
| Weekly Gift | $4.99 | one-time |
| Ch. 1 Gift | $0.99 | one-time |
| Ch. 2 Gift | $1.99 | one-time |
| Battle Pass | $9.99 | one-time |
| Ch. 3 Gift | $1.99 | one-time |


## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/eternal-fortress-defense/id1562794707/reviews.md

### 5/5 — Neat

*2024-03-08*

Neat game, idk why there’s so few ratings

### 1/5 — 第64關完全過不了

*2023-01-07, version 1.2.01*

這是我玩過最黑心的遊戲了👎👎👎👎👎😡😡😡😡😡😡😡😡🤬🤬🤬🤬🤬🤬🤬🤬現在就刪除這個爛遊戲

### 4/5 — 作者在更新更新吧

*2023-01-04, version 1.2.01*

新增個排行榜跟聊天室吧
不然單機久了也很無聊

### 1/5 — Only played once

*2022-04-25, version 1.2.01*

… after that loading screen foreeeeeveeeerrr. Shame, looks nice.

### 2/5 — Looks good

*2022-03-20, version 1.2.01*

But won’t go past the loading screen each time I try

### 4/5 — Worked once

*2021-10-18, version 1.2.01*

What the title says worked fine the first time and now won’t load passed the loading screen, was good whilst it lasted though.

### 1/5 — 坑爹

*2021-10-15, version 1.2.01*

我的記錄原本是已經快打玩整個遊戲，可你這次更新卻把他給弄沒了，這樣跟本就是白玩

### 5/5 — 你好

*2021-06-05, version 1.1.94*

有客服能聯繫嗎

### 1/5 — 沒拿到獎勵

*2021-06-05, version 1.1.94*

經常廣告看完沒拿到獎勵，廣告都白看了

### 1/5 — 廣告bug

*2021-06-05, version 1.1.94*

廣告看三次才有一次領取獎勵

## Frequently asked questions about Eternal Fortress

### What is Eternal Fortress: Defense about?

Eternal Fortress: Defense is a sci-fi tower defense game where you play as humanity's last commander, tasked with defending Earth from an alien invasion using mechs and upgraded turrets.

### Does Eternal Fortress: Defense have ads?

Yes, Eternal Fortress: Defense contains advertisements. There is an optional "Unlimited Ad Ticket" subscription for $9.99 per month that removes ads for revives.

### What devices can I play Eternal Fortress: Defense on?

Eternal Fortress: Defense is available on iPhone, iPad, and iPod devices.

### How often is Eternal Fortress: Defense updated?

The latest version of Eternal Fortress: Defense is 1.2.01, which was last updated on October 14, 2021. The initial release date was October 13, 2021.

### What is the age rating for Eternal Fortress: Defense?

Eternal Fortress: Defense has an age rating of 9+, making it suitable for younger players and above.

### Can I play Eternal Fortress: Defense offline?

The provided data does not specify whether Eternal Fortress: Defense supports offline play. It is recommended to check the app store page for more details on connectivity requirements.

### What are the subscription options in Eternal Fortress: Defense?

Eternal Fortress: Defense offers a "Unlimited Ad Ticket" subscription for $9.99 per month, which provides ad-free revives for 30 days. Auto-renewal can be managed in account settings.

### What do users like about Eternal Fortress: Defense?

Eternal Fortress: Defense has a high rating of 4.9 stars from 39 ratings, indicating strong positive user sentiment. Users likely appreciate the sci-fi theme, strategic gameplay, and engaging defense mechanics.

## Version history (last 4 releases)

### 1.2.01 — 2021-10-14

bug fixed.

### 1.1.94 — 2021-06-02

bug fixed.

### 1.1.91 — 2021-05-31

Added account binding function.

### 1.1.88 — 2021-05-28

No release notes.

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## More apps by iDeaction

- [AMG2](https://appshunter.io/ios/app/amg2/id1443704318)
- [AI Defense](https://appshunter.io/ios/app/ai-defense/id1529248770)

All apps by iDeaction: https://appshunter.io/developer/1286980208

## Related topics

[fortress empire battle defense](https://appshunter.io/ios/topics/fortress-empire-battle-defense)

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*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 2026-08-14.*