# ウミイの塔 (ハノイの塔) vs Polylylyrhythm

The clearest difference is in-app purchases: ウミイの塔 (ハノイの塔) at none against Polylylyrhythm's 2. Polylylyrhythm's advantage is ads (none vs shown) and update cadence (every 11 days vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Polylylyrhythm sells 2 one-off in-app purchases. ウミイの塔 (ハノイの塔) asks for nothing beyond the download.

ウミイの塔 (ハノイの塔) ships an update every 5 months, Polylylyrhythm every 11 days. The most recent releases landed on October 25, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | ウミイの塔 (ハノイの塔) | Polylylyrhythm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (24 ratings)](https://appshunter.io/ios/app/polylylyrhythm/id6502379312/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 85.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 68 MB | 268 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Garhi Japan K.K.](https://appshunter.io/developer/1444709284) | [Naruki ISHIZAWA](https://appshunter.io/developer/1628992886) |

## What reviewers say

### ウミイの塔 (ハノイの塔)

[App page](https://appshunter.io/ios/app/id1636241711)

**In-app purchases:** none


### Polylylyrhythm

[App page](https://appshunter.io/ios/app/polylylyrhythm/id6502379312)

This rhythm game challenges players to master multiple simultaneous beats, like 2, 3, and 5. It's designed for music game enthusiasts and those looking to practice complex rhythmic patterns. Experience a unique musical challenge that has captivated many players.

**Highlights:** Play multiple rhythms simultaneously, Practice 2, 3, and 5 beat patterns, Unique rhythmic challenges, Designed for rhythm game lovers, App version of a popular game

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |
| Support the Developer | $5.99 | one-time |


## Frequently asked questions

### Is ウミイの塔 (ハノイの塔) free?

ウミイの塔 (ハノイの塔) is free to download, with no in-app purchases.

### Is Polylylyrhythm free?

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

### Do ウミイの塔 (ハノイの塔) or Polylylyrhythm have ads?

ウミイの塔 (ハノイの塔) shows ads; Polylylyrhythm does not.

### Which is updated more often, ウミイの塔 (ハノイの塔) or Polylylyrhythm?

ウミイの塔 (ハノイの塔) ships an update every 5 months, and Polylylyrhythm every 11 days. Most recently, ウミイの塔 (ハノイの塔) was updated on October 25, 2026 and Polylylyrhythm on November 8, 2026.

---

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