# Human Tower. vs 謎解き ㊙ 母の手紙

The clearest difference is in-app purchases: 謎解き ㊙ 母の手紙 at none against Human Tower.'s 10. 謎解き ㊙ 母の手紙 also leads on ads (none vs shown) and review sentiment (58% vs 27%). Human Tower.'s advantage is rating (4.1 vs 3.7) and ratings volume (31 vs 9). On price, update cadence and device support there is nothing between them.

Both are free to download. Human Tower. sells 10 one-off in-app purchases. 謎解き ㊙ 母の手紙 asks for nothing beyond the download.

Human Tower. holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 31 and 9 respectively. Written reviews complicate that: 27% of Human Tower.'s written reviews are positive against 58% of 謎解き ㊙ 母の手紙's, so the app with the better star average is not the one people write more warmly about.

Human Tower. ships an update every 3 months, 謎解き ㊙ 母の手紙 every 2 months. Both last shipped on November 11, 2026.

## The numbers

| Metric | Human Tower. | 謎解き ㊙ 母の手紙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (31 ratings)](https://appshunter.io/ios/app/human-tower/id1280827581/reviews)** | [3.7 (9 ratings)](https://appshunter.io/ios/app/id1367820006/reviews) |
| Number of ratings | **31** | 9 |
| Positive reviews | 27.3% of reviews | **58.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 189 MB | 244 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shion Honda](https://appshunter.io/developer/1119462707) | [MIKU KURAKI](https://appshunter.io/developer/1161306102) |

## What reviewers say

### Human Tower.

[App page](https://appshunter.io/ios/app/human-tower/id1280827581)

Build a towering structure of people, carefully clearing blocks to prevent the top person from falling. Collect various characters as you play this challenging physics-based game.

**Highlights:** Build human towers, Clear blocks strategically, Prevent top person from dropping, Collect various characters, Physics-based gameplay

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Welcome Pack | $0.99 | one-time |
| Daily Pack A | $0.99 | one-time |
| Daily Pack B | $0.99 | one-time |
| Daily Pack C | $0.99 | one-time |
| NoAds | $1.99 | one-time |
| Starter Pack | $2.99 | one-time |
| 700 gems | $3.99 | one-time |
| No Ads (50％OFF) | $4.99 | one-time |
| Ultimate Pack | $5.99 | one-time |
| No Ads (Permanently) | $9.99 | one-time |


### 謎解き ㊙ 母の手紙

[App page](https://appshunter.io/ios/app/id1367820006)

Solve the mystery left behind in a letter from your mother. This challenging game presents a series of puzzles and riddles that you must decipher to progress. Perfect for when you have free time or need a break from studying.

**Highlights:** Solve mother's letter puzzles, Decipher riddles, Tap to answer, Progress through stages, Suitable for breaks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Human Tower. free?

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

### Is 謎解き ㊙ 母の手紙 free?

謎解き ㊙ 母の手紙 is free to download, with no in-app purchases.

### Which has better reviews, Human Tower. or 謎解き ㊙ 母の手紙?

Human Tower. is rated higher. Human Tower. averages 4.1 out of 5 from 31 ratings, while 謎解き ㊙ 母の手紙 averages 3.7 from 9 ratings.

### Do Human Tower. or 謎解き ㊙ 母の手紙 have ads?

Human Tower. shows ads; 謎解き ㊙ 母の手紙 does not.

### Which is updated more often, Human Tower. or 謎解き ㊙ 母の手紙?

Human Tower. ships an update every 3 months, and 謎解き ㊙ 母の手紙 every 2 months. Most recently, Human Tower. was updated on November 11, 2026 and 謎解き ㊙ 母の手紙 on November 11, 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.*