# 俳句アプリ vs Understudy

The clearest difference is in-app purchases: 俳句アプリ at none against Understudy's 5. 俳句アプリ also leads on iOS requirement (10.0 vs 14.0). Understudy's advantage is update cadence (monthly vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Understudy sells 5 in-app purchases, starting at $4.99 per month. 俳句アプリ asks for nothing beyond the download.

俳句アプリ ships an update every 5 months, Understudy monthly. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 俳句アプリ | Understudy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 85 MB | 42 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryuki Yoshikawa](https://appshunter.io/developer/1547059021) | [Shingo Otsuhata](https://appshunter.io/developer/1871224706) |

## What reviewers say

### 俳句アプリ

[App page](https://appshunter.io/ios/app/id1547059019)

**Features:** macOS Compatibility

**In-app purchases:** none


### Understudy

[App page](https://appshunter.io/ios/app/understudy-learn-your-lines/id6758158317)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Understudy Pro (Monthly) | $4.99 | per month |
| Understudy Pro (Yearly) | $29.99 | per year |
| Buy me a coffee | $0.99 | one-time |
| Add a donut | $1.99 | one-time |
| Add a sandwich | $3.99 | one-time |


## Frequently asked questions

### Is 俳句アプリ free?

俳句アプリ is free to download, with no in-app purchases.

### Is Understudy free?

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

### Do 俳句アプリ or Understudy have ads?

Neither 俳句アプリ nor Understudy shows ads.

### Which is updated more often, 俳句アプリ or Understudy?

俳句アプリ ships an update every 5 months, and Understudy monthly. Most recently, 俳句アプリ was updated on October 8, 2026 and Understudy on September 29, 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.*