# Tank War Defender 2 vs 7Sec Chess

The clearest difference is update cadence: 7Sec Chess at weekly against Tank War Defender 2's every 10 months. Tank War Defender 2's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Tank War Defender 2 ships an update every 10 months, 7Sec Chess weekly. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Tank War Defender 2 | 7Sec Chess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tank-war-defender-2/id646151772/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 44 MB | 120 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Jean Lionel Darie](https://appshunter.io/developer/580459828) | [Salih Eksioglu](https://appshunter.io/developer/1633491617) |

## What reviewers say

### Tank War Defender 2

[App page](https://appshunter.io/ios/app/tank-war-defender-2/id646151772)

Command a powerful war tank to defend your HQ from waves of enemy tanks. Upgrade weapons, unlock air support, and explore diverse environments. This arcade strategy game tests your reflexes and tactics for an immersive battlefield experience.

**Highlights:** Defend HQ from enemy tanks, Survive endless enemy waves, Unlock air support, Upgrade weapons, Explore multiple war environments, Save and share high scores

**Features:** macOS Compatibility

**In-app purchases:** none


### 7Sec Chess

[App page](https://appshunter.io/ios/app/7sec-chess/id6754979752)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tank War Defender 2 free?

Tank War Defender 2 is free to download, with no in-app purchases.

### Is 7Sec Chess free?

7Sec Chess is free to download, with no in-app purchases.

### Do Tank War Defender 2 or 7Sec Chess have ads?

Both Tank War Defender 2 and 7Sec Chess show ads.

### Which is updated more often, Tank War Defender 2 or 7Sec Chess?

Tank War Defender 2 ships an update every 10 months, and 7Sec Chess weekly. Most recently, Tank War Defender 2 was updated on October 21, 2026 and 7Sec Chess on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*