# Happy Merge Diary vs Block Unite

The clearest difference is in-app purchases: Block Unite at none against Happy Merge Diary's 10. Block Unite also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Happy Merge Diary sells 10 one-off in-app purchases. Block Unite asks for nothing beyond the download.

Happy Merge Diary ships an update every 8 days, Block Unite every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Happy Merge Diary | Block Unite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (10 ratings)](https://appshunter.io/ios/app/happy-merge-diary/id6748623923/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 8 days | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 744 MB | 70 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Loong Rising Limited](https://appshunter.io/developer/1801921082) | [Cem Aykut Erdogdu](https://appshunter.io/developer/1655403407) |

## What reviewers say

### Happy Merge Diary

[App page](https://appshunter.io/ios/app/happy-merge-diary/id6748623923)

A cozy merge game where you combine items to discover new objects, decorate charming rooms, and unlock heartfelt diary entries. Enjoy a relaxing narrative adventure with satisfying gameplay and heartwarming friendships.

**Highlights:** Addictive merge mechanics, Hundreds of unique items, Room renovation and decoration, Engaging story through diary entries, Daily rewards and events, Offline play supported

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dailypackage101 | $1.99 | one-time |
| diamond199 | $1.99 | one-time |
| energy201 | $2.99 | one-time |
| dailybundle101 | $2.99 | one-time |
| newplayer1 | $4.99 | one-time |
| levelgiftpack4 | $4.99 | one-time |
| dailypackage301 | $4.99 | one-time |
| diamond499 | $4.99 | one-time |
| dailybundle201 | $4.99 | one-time |
| dailybundle301 | $4.99 | one-time |


### Block Unite

[App page](https://appshunter.io/ios/app/block-unite/id6757486449)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Happy Merge Diary free?

Happy Merge Diary is free to download, with in-app purchases available.

### Is Block Unite free?

Block Unite is free to download, with no in-app purchases.

### Do Happy Merge Diary or Block Unite have ads?

Both Happy Merge Diary and Block Unite show ads.

### Which is updated more often, Happy Merge Diary or Block Unite?

Happy Merge Diary ships an update every 8 days, and Block Unite every 5 days. Most recently, Happy Merge Diary was updated on November 5, 2026 and Block Unite 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.*