# Irregular Verb Drill vs スケッチバトン

The clearest difference is in-app purchases: Irregular Verb Drill at none against スケッチバトン's 2. スケッチバトン's advantage is ads (none vs shown) and update cadence (fortnightly vs every 34 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. スケッチバトン sells 2 in-app purchases, starting at $0.99 per month. Irregular Verb Drill asks for nothing beyond the download.

Irregular Verb Drill ships an update every 34 months, スケッチバトン fortnightly. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Irregular Verb Drill | スケッチバトン |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/irregular-verb-drill/id889667727/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 34 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 29 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazunari Hiyoshi](https://appshunter.io/developer/517438375) | [Tomokazu Hashiguchi](https://appshunter.io/developer/1672630713) |

## What reviewers say

### Irregular Verb Drill

[App page](https://appshunter.io/ios/app/irregular-verb-drill/id889667727)

Practice English irregular verbs with this interactive test app. Input correct answers by touching key buttons. Utilize brush-up mode to focus on questions you frequently get wrong.

**Highlights:** Irregular verb testing, Interactive input, Brush-up mode for weaknesses, Focus on incorrect answers

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

**In-app purchases:** none


### スケッチバトン

[App page](https://appshunter.io/ios/app/id6773641381)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| スタータープラン | $0.99 | per month |
| プラスプラン | $1.99 | per month |


## Frequently asked questions

### Is Irregular Verb Drill free?

Irregular Verb Drill is free to download, with no in-app purchases.

### Is スケッチバトン free?

スケッチバトン is free to download, with in-app purchases available.

### Do Irregular Verb Drill or スケッチバトン have ads?

Irregular Verb Drill shows ads; スケッチバトン does not.

### Which is updated more often, Irregular Verb Drill or スケッチバトン?

Irregular Verb Drill ships an update every 34 months, and スケッチバトン fortnightly. Most recently, Irregular Verb Drill was updated on October 26, 2026 and スケッチバトン on October 13, 2026.

---

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