# Keep Turning Fidget vs Astro Invaders

The clearest difference is in-app purchases: Keep Turning Fidget at none against Astro Invaders's 6. Astro Invaders's advantage is update cadence (weekly vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Astro Invaders sells 6 one-off in-app purchases. Keep Turning Fidget asks for nothing beyond the download.

Keep Turning Fidget ships an update every 3 months, Astro Invaders weekly. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Keep Turning Fidget | Astro Invaders |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/astro-invaders/id6751432275/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 8 MB | 110 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Ayumu Kinoshita](https://appshunter.io/developer/753694887) | [Sang Yoon Lee](https://appshunter.io/developer/1639696646) |

## What reviewers say

### Keep Turning Fidget

[App page](https://appshunter.io/ios/app/keep-turning-fidget/id1239621025)

This game simulates turning a handle to activate light, sound, and vibration. It offers manual and automatic modes, designed to be a simple, potentially relaxing experience.

**Highlights:** Handle turning simulation, Light activation, Sound effects, Vibration feedback, Manual mode, Auto mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Astro Invaders

[App page](https://appshunter.io/ios/app/astro-invaders/id6751432275)

Experience an intense arcade space battle with simple controls. Upgrade your ship to rapidly grow stronger and defeat challenging bosses. Uncover a lasting story through 21 boss encounters.

**Highlights:** Simple movement and shooting controls, Intense space battles, Ship upgrades for rapid growth, 21 boss battles, Uncover a lasting story, Casual action and rail shooter mechanics

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Ad Skip | $0.99 | one-time |
| 10000 Bit Pack | $0.99 | one-time |
| Super Bit Pack | $1.99 | one-time |
| Mega Bit Pack | $2.99 | one-time |
| 50000 Bit Pack | $2.99 | one-time |
| 150000 Bit Pack | $4.99 | one-time |


## Frequently asked questions

### Is Keep Turning Fidget free?

Keep Turning Fidget is free to download, with no in-app purchases.

### Is Astro Invaders free?

Astro Invaders is free to download, with in-app purchases available.

### Do Keep Turning Fidget or Astro Invaders have ads?

Both Keep Turning Fidget and Astro Invaders show ads.

### Which is updated more often, Keep Turning Fidget or Astro Invaders?

Keep Turning Fidget ships an update every 3 months, and Astro Invaders weekly. Most recently, Keep Turning Fidget was updated on October 16, 2026 and Astro Invaders on October 18, 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.*