# HackStack vs Mystic Beasts

The clearest difference is in-app purchases: Mystic Beasts at none against HackStack's 4. Mystic Beasts also leads on ads (none vs shown) and update cadence (every 3 days vs weekly). On price and device support there is nothing between them.

Both are free to download. HackStack sells 4 one-off in-app purchases. Mystic Beasts asks for nothing beyond the download.

HackStack ships an update weekly, Mystic Beasts every 3 days. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | HackStack | Mystic Beasts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 3 days** |
| Size | 68 MB | 40 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Woodfield](https://appshunter.io/developer/1889214907) | [SAMUEL JOHNSTON](https://appshunter.io/developer/6778989095) |

## What reviewers say

### HackStack

[App page](https://appshunter.io/ios/app/hackstack/id6761376937)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Banner Ads | $2.99 | one-time |
| Remove Offline Ads | $2.99 | one-time |
| Remove Ops Ads | $2.99 | one-time |
| Remove All Ads | $6.99 | one-time |


### Mystic Beasts

[App page](https://appshunter.io/ios/app/mystic-beasts-idle-merge/id6779356261)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HackStack free?

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

### Is Mystic Beasts free?

Mystic Beasts is free to download, with no in-app purchases.

### Do HackStack or Mystic Beasts have ads?

HackStack shows ads; Mystic Beasts does not.

### Which is updated more often, HackStack or Mystic Beasts?

HackStack ships an update weekly, and Mystic Beasts every 3 days. Most recently, HackStack was updated on October 3, 2026 and Mystic Beasts on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*