# Module TD Tower Defense Sci vs Tropical Sol

The clearest difference is in-app purchases: Tropical Sol at none against Module TD Tower Defense Sci's 10. Tropical Sol also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Module TD Tower Defense Sci sells 10 one-off in-app purchases. Tropical Sol asks for nothing beyond the download.

Module TD Tower Defense Sci ships an update monthly, Tropical Sol every 4 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Module TD Tower Defense Sci | Tropical Sol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1.3K ratings)](https://appshunter.io/ios/app/module-td-tower-defense-sci-fi/id1373636489/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 42.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 413 MB | 4 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Mikhail Vladimirovich](https://appshunter.io/developer/660171136) | [Richard Guzik](https://appshunter.io/developer/1544975026) |

## What reviewers say

### Module TD Tower Defense Sci

[App page](https://appshunter.io/ios/app/module-td-tower-defense-sci-fi/id1373636489)

Defend your space base from waves of incoming enemies by strategically placing and customizing unique towers. This offline strategy game offers deep customization with modular elements and elemental bonuses to overcome challenging levels.

**Highlights:** Offline Tower Defense, Highly Customizable Towers, Modular Elements, Elemental Bonuses, 80+ Levels, Strategic Gameplay, Achievements

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Matrix Small Pack | $0.99 | one-time |
| Metamaterials+Matrix Small | $0.99 | one-time |
| Matrix Moderate Pack | $1.99 | one-time |
| Matrix Average Pack | $4.99 | one-time |
| Metamaterials Average Pack | $4.99 | one-time |
| Matrix Good-Sized Pack | $8.99 | one-time |
| Metamaterials+Matrix Medium | $8.99 | one-time |
| Matrix Large Pack | $17.99 | one-time |
| Metamaterials Large Pack | $17.99 | one-time |
| Metamaterials and Matrix | $49.99 | one-time |

**What reviewers like**

- 🚀 Challenging and fun
- 🔒 No aggressive in-app purchases
- 🔒 No forced ads
- 👍 Customizable towers and strategy
- 👍 Lots of levels and replay value

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🐛 Levels not properly optimized for newer devices
- 🐛 Crashes and freezes on certain levels
- 🐛 Progression and purchases not syncing across devices
- 🐛 Difficulty spike and pay-to-win mechanics

**Reported bugs**

- Levels not loading properly
- Towers disappearing or not functioning
- Game progress being reset or lost
- Incompatibility issues with newer devices
- Crashes and freezes on certain levels

**Requested features**

- More levels and updates
- Better tutorial and in-game explanations
- Difficulty options and customization
- Sync progress and purchases across devices
- Improved performance and optimization


### Tropical Sol

[App page](https://appshunter.io/ios/app/tropical-sol/id6753346633)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Module TD Tower Defense Sci free?

Module TD Tower Defense Sci is free to download, with in-app purchases available.

### Is Tropical Sol free?

Tropical Sol is free to download, with no in-app purchases.

### Do Module TD Tower Defense Sci or Tropical Sol have ads?

Neither Module TD Tower Defense Sci nor Tropical Sol shows ads.

### Which is updated more often, Module TD Tower Defense Sci or Tropical Sol?

Module TD Tower Defense Sci ships an update monthly, and Tropical Sol every 4 days. Most recently, Module TD Tower Defense Sci was updated on November 2, 2026 and Tropical Sol on November 8, 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.*