# Yolker vs Happy Stacking Fun

The clearest difference is in-app purchases: Happy Stacking Fun at none against Yolker's 1. Happy Stacking Fun also leads on update cadence (fortnightly vs every 18 months) and iOS requirement (12.0 vs 15.0). Yolker's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Yolker sells 1 one-off in-app purchase. Happy Stacking Fun asks for nothing beyond the download.

Yolker ships an update every 18 months, Happy Stacking Fun fortnightly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Yolker | Happy Stacking Fun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Fortnightly** |
| Size | 219 MB | 177 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [twoj.io](https://appshunter.io/developer/1704466816) | [LanGang Zhang](https://appshunter.io/developer/1740225725) |

## What reviewers say

### Yolker

[App page](https://appshunter.io/ios/app/yolker/id6463488891)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $2.00 | one-time |


### Happy Stacking Fun

[App page](https://appshunter.io/ios/app/happy-stacking-fun/id6483686011)

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

**In-app purchases:** none


## Frequently asked questions

### Is Yolker free?

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

### Is Happy Stacking Fun free?

Happy Stacking Fun is free to download, with no in-app purchases.

### Do Yolker or Happy Stacking Fun have ads?

Happy Stacking Fun shows ads; Yolker does not.

### Which is updated more often, Yolker or Happy Stacking Fun?

Yolker ships an update every 18 months, and Happy Stacking Fun fortnightly. Most recently, Yolker was updated on October 30, 2026 and Happy Stacking Fun on October 25, 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.*