# 忖度割り勘 vs Iron Split

The clearest difference is in-app purchases: Iron Split at none against 忖度割り勘's 1. Iron Split also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 months). On price there is nothing between them.

Both are free to download. 忖度割り勘 sells 1 one-off in-app purchase. Iron Split asks for nothing beyond the download.

忖度割り勘 ships an update every 2 months, Iron Split every 4 days. The most recent releases landed on September 12, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 忖度割り勘 | Iron Split |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 80 MB | 68 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [SOICHIRO HORIUCHI](https://appshunter.io/developer/1736535492) | [YINGHAN HUANG](https://appshunter.io/developer/1877043970) |

## What reviewers say

### 忖度割り勘

[App page](https://appshunter.io/ios/app/id6748628455)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.49 | one-time |


### Iron Split

[App page](https://appshunter.io/ios/app/iron-split/id6759147257)

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

**In-app purchases:** none


## Frequently asked questions

### Is 忖度割り勘 free?

忖度割り勘 is free to download, with in-app purchases available.

### Is Iron Split free?

Iron Split is free to download, with no in-app purchases.

### Do 忖度割り勘 or Iron Split have ads?

忖度割り勘 shows ads; Iron Split does not.

### Which is updated more often, 忖度割り勘 or Iron Split?

忖度割り勘 ships an update every 2 months, and Iron Split every 4 days. Most recently, 忖度割り勘 was updated on September 12, 2026 and Iron Split on September 26, 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.*