# Verbform vs RhythmReactor

The clearest difference is in-app purchases: RhythmReactor at none against Verbform's 2. RhythmReactor also leads on iOS requirement (9.3 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Verbform sells 2 in-app purchases, starting at $3.99 per month. RhythmReactor asks for nothing beyond the download.

Verbform ships an update monthly, RhythmReactor every 2 weeks. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Verbform | RhythmReactor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/verbform-irregular-verbs/id1326005174/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 17 MB | 36 MB |
| Requires iOS | 17.0 | **9.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aleksey Cherepanov](https://appshunter.io/developer/1190544972) | [Brian Wis](https://appshunter.io/developer/931267858) |

## What reviewers say

### Verbform

[App page](https://appshunter.io/ios/app/verbform-irregular-verbs/id1326005174)

Master English irregular verbs with focused drills and spaced repetition. Track your progress and improve grammar for exams and professional use. Fits into a busy schedule with short daily sessions.

**Highlights:** Drills 200 common irregular verbs, Tests base, past simple, past participle, Spaced repetition learning, 5-minute daily sessions, Progress tracking and mastery states, Home screen widget

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $24.99 | per year |


### RhythmReactor

[App page](https://appshunter.io/ios/app/rhythmreactor/id1452060080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Verbform free?

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

### Is RhythmReactor free?

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

### Do Verbform or RhythmReactor have ads?

Neither Verbform nor RhythmReactor shows ads.

### Which is updated more often, Verbform or RhythmReactor?

Verbform ships an update monthly, and RhythmReactor every 2 weeks. Most recently, Verbform was updated on October 6, 2026 and RhythmReactor on October 5, 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.*