# Retro TD vs TowerAttacker

The clearest difference is in-app purchases: TowerAttacker at none against Retro TD's 2. Retro TD's advantage is update cadence (every 3 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Retro TD sells 2 one-off in-app purchases. TowerAttacker asks for nothing beyond the download.

Retro TD ships an update every 3 days, TowerAttacker every 9 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Retro TD | TowerAttacker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/towerattacker/id6782689469/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 9 days |
| Monetization | — | Free |
| Size | 11 MB | 467 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [Doug Barrett](https://appshunter.io/developer/1527536178) | [ADAM PRESTON COHEN](https://appshunter.io/developer/6777785529) |

## What reviewers say

### Retro TD

[App page](https://appshunter.io/ios/app/retro-td/id6770826389)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4 AI Level Credits | $1.99 | one-time |
| Starter Pack | $2.99 | one-time |


### TowerAttacker

[App page](https://appshunter.io/ios/app/towerattacker/id6782689469)

A fast-paced strategy game focused on building defenses and deploying armies. Fortify your base with resource tiles and specialized towers, then continuously deploy diverse units. Engage in local or online multiplayer battles.

**Highlights:** Real-time tower defense and army combat, Direct touch placement for defenses, Six Camp types with continuous army deployment, Ten Camp levels with enhanced wave contributions, Targetable Camps requiring defense, Diverse ground, flying, siege, and specialist units, Offline CPU battles and online multiplayer

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Retro TD free?

Retro TD is free to download, with in-app purchases available.

### Is TowerAttacker free?

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

### Do Retro TD or TowerAttacker have ads?

Neither Retro TD nor TowerAttacker shows ads.

### Which is updated more often, Retro TD or TowerAttacker?

Retro TD ships an update every 3 days, and TowerAttacker every 9 days. Most recently, Retro TD was updated on October 28, 2026 and TowerAttacker on October 31, 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.*