# Memory Bounce vs Stack 101 Tower

The clearest difference is in-app purchases: Stack 101 Tower at none against Memory Bounce's 7. Stack 101 Tower also leads on iOS requirement (12.0 vs 15.0). Memory Bounce's advantage is update cadence (every 2 days vs every 5 days). On price, ads and device support there is nothing between them.

Both are free to download. Memory Bounce sells 7 one-off in-app purchases. Stack 101 Tower asks for nothing beyond the download.

Memory Bounce ships an update every 2 days, Stack 101 Tower every 5 days. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Memory Bounce | Stack 101 Tower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 14 MB | 54 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evren DOGAN](https://appshunter.io/developer/1510921277) | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) |

## What reviewers say

### Memory Bounce

[App page](https://appshunter.io/ios/app/memory-bounce/id6758299151)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Chip Pack | $0.99 | one-time |
| Nebula | $1.99 | one-time |
| Solar Flare | $1.99 | one-time |
| Aurora | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Medium Chip Pack | $3.99 | one-time |
| Large Chip Pack | $6.99 | 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 Memory Bounce free?

Memory Bounce 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 Memory Bounce or Stack 101 Tower have ads?

Both Memory Bounce and Stack 101 Tower show ads.

### Which is updated more often, Memory Bounce or Stack 101 Tower?

Memory Bounce ships an update every 2 days, and Stack 101 Tower every 5 days. Most recently, Memory Bounce was updated on October 3, 2026 and Stack 101 Tower 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.*