# Flip Rush vs Stack 101 Tower

The clearest difference is in-app purchases: Stack 101 Tower at none against Flip Rush's 4. Stack 101 Tower also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (12.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Flip Rush sells 4 one-off in-app purchases. Stack 101 Tower asks for nothing beyond the download.

Flip Rush ships an update every 2 weeks, Stack 101 Tower every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Flip Rush | Stack 101 Tower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 59 MB | 54 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dylan Calin](https://appshunter.io/developer/1832226530) | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) |

## What reviewers say

### Flip Rush

[App page](https://appshunter.io/ios/app/flip-rush-impossible-game/id6758917514)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 coins | $0.99 | one-time |
| remove ads | $2.99 | one-time |
| 2000 coins | $2.99 | one-time |
| 7500 coins | $7.99 | one-time |


### Stack 101 Tower

[App page](https://appshunter.io/ios/app/stack-101-tower/id6759484448)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flip Rush free?

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

### Is Stack 101 Tower free?

Stack 101 Tower is free to download, with no in-app purchases.

### Do Flip Rush or Stack 101 Tower have ads?

Both Flip Rush and Stack 101 Tower show ads.

### Which is updated more often, Flip Rush or Stack 101 Tower?

Flip Rush ships an update every 2 weeks, and Stack 101 Tower every 5 days. Most recently, Flip Rush was updated on November 5, 2026 and Stack 101 Tower 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.*