# Space TD vs Sky Drifter

The clearest difference is in-app purchases: Space TD at none against Sky Drifter's 9. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sky Drifter sells 9 one-off in-app purchases. Space TD asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Space TD | Sky Drifter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 210 MB | 46 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Hot Yeti Studio OU](https://appshunter.io/developer/1643923250) | [Jonathan Rycx](https://appshunter.io/developer/6776471796) |

## What reviewers say

### Space TD

[App page](https://appshunter.io/ios/app/space-td/id6760296272)

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

**In-app purchases:** none


### Sky Drifter

[App page](https://appshunter.io/ios/app/sky-drifter-flight-rush/id6816666960)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Crate | $1.49 | one-time |
| Energy Pack | $1.99 | one-time |
| Gold Pack | $1.99 | one-time |
| Trail Pack | $2.49 | one-time |
| Skin Pack | $3.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Gem Pack | $4.99 | one-time |
| Premium Crate | $4.99 | one-time |
| Season Pass | $6.99 | one-time |


## Frequently asked questions

### Is Space TD free?

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

### Is Sky Drifter free?

Sky Drifter is free to download, with in-app purchases available.

### Do Space TD or Sky Drifter have ads?

Both Space TD and Sky Drifter show ads.

### Which is updated more often, Space TD or Sky Drifter?

Space TD ships an update every 3 weeks, and Sky Drifter every 3 weeks. Most recently, Space TD was updated on November 9, 2026 and Sky Drifter on October 29, 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.*