# Stack Fortress vs Cave Survivor

The clearest difference is in-app purchases: Stack Fortress at none against Cave Survivor's 10. Stack Fortress also leads on iOS requirement (13.0 vs 15.0). Cave Survivor's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Cave Survivor sells 10 one-off in-app purchases. Stack Fortress asks for nothing beyond the download.

## The numbers

| Metric | Stack Fortress | Cave Survivor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 10 days |
| Size | 168 MB | 313 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [怡平 刘](https://appshunter.io/developer/1531289639) | [YoungHo Choi](https://appshunter.io/developer/1860801558) |

## What reviewers say

### Stack Fortress

[App page](https://appshunter.io/ios/app/stack-fortress/id6756401309)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cave Survivor

[App page](https://appshunter.io/ios/app/cave-survivor/id6756478497)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daily Equipment Package | $4.99 | one-time |
| Daily Enhance Package | $4.99 | one-time |
| Weekday Popup Package | $4.99 | one-time |
| Daily Equipment Package | $9.99 | one-time |
| Daily Enhance Package | $9.99 | one-time |
| Weekday Popup Package | $9.99 | one-time |
| Daily Equipment Package | $19.99 | one-time |
| Daily Enhance Package | $19.99 | one-time |
| Weekday Popup Package | $19.99 | one-time |
| Weekday Popup Package | $49.99 | one-time |


## Frequently asked questions

### Is Stack Fortress free?

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

### Is Cave Survivor free?

Cave Survivor is free to download, with in-app purchases available.

### Do Stack Fortress or Cave Survivor have ads?

Stack Fortress shows ads; Cave Survivor does not.

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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.*