# Geometry Rush TD vs Tower Defense byDefectiveRobot

The clearest difference is in-app purchases: Tower Defense byDefectiveRobot at none against Geometry Rush TD's 7. Tower Defense byDefectiveRobot also leads on ads (none vs shown). Geometry Rush TD's advantage is update cadence (every 4 days vs fortnightly) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Geometry Rush TD sells 7 one-off in-app purchases. Tower Defense byDefectiveRobot asks for nothing beyond the download.

Geometry Rush TD ships an update every 4 days, Tower Defense byDefectiveRobot fortnightly. The most recent releases landed on September 14, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Geometry Rush TD | Tower Defense byDefectiveRobot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 177 MB | 85 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [ROYO](https://appshunter.io/developer/1858366294) | [DefectiveRobot LLC](https://appshunter.io/developer/1896730100) |

## What reviewers say

### Geometry Rush TD

[App page](https://appshunter.io/ios/app/geometry-rush-td/id6758548942)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gems Pack 1 | $2.99 | one-time |
| Gems Pack 2 | $5.99 | one-time |
| Starter Pack | $5.99 | one-time |
| Gems Pack 3 | $12.99 | one-time |
| Adventure Pack | $14.99 | one-time |
| Gems Pack 4 | $24.99 | one-time |
| Gems Pack 5 | $49.99 | one-time |


### Tower Defense byDefectiveRobot

[App page](https://appshunter.io/ios/app/tower-defense-bydefectiverobot/id6780910037)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geometry Rush TD free?

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

### Is Tower Defense byDefectiveRobot free?

Tower Defense byDefectiveRobot is free to download, with no in-app purchases.

### Do Geometry Rush TD or Tower Defense byDefectiveRobot have ads?

Geometry Rush TD shows ads; Tower Defense byDefectiveRobot does not.

### Which is updated more often, Geometry Rush TD or Tower Defense byDefectiveRobot?

Geometry Rush TD ships an update every 4 days, and Tower Defense byDefectiveRobot fortnightly. Most recently, Geometry Rush TD was updated on September 14, 2026 and Tower Defense byDefectiveRobot on November 5, 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.*