# Irregular Verbs with Gramm vs PreventAge

The clearest difference is in-app purchases: PreventAge at none against Irregular Verbs with Gramm's 2. PreventAge also leads on update cadence (every 9 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Irregular Verbs with Gramm sells 2 in-app purchases, starting at $4.99 per month. PreventAge asks for nothing beyond the download.

Irregular Verbs with Gramm ships an update every 3 weeks, PreventAge every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Irregular Verbs with Gramm | PreventAge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/irregular-verbs-with-gramm/id6739140540/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 277 MB | 36 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ivan Kreshikhin](https://appshunter.io/developer/1783805261) | [PreventAge](https://appshunter.io/developer/1895339968) |

## What reviewers say

### Irregular Verbs with Gramm

[App page](https://appshunter.io/ios/app/irregular-verbs-with-gramm/id6739140540)

Embark on an educational adventure to master 100 common English irregular verbs. Explore iconic locations, engage in gamified learning with flashcards and quizzes, and benefit from a smart repetition system to reinforce tricky verbs. Unlock lore and achievements as you progress.

**Highlights:** Master 100 common irregular verbs, Explore 10 iconic English locations, Gamified learning with flashcards and quizzes, Smart repetition system for tricky verbs, Unlock achievements and location lore, Native-like pronunciation for all verb forms

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Lifetime | $19.99 | one-time |


### PreventAge

[App page](https://appshunter.io/ios/app/preventage/id6763492388)

**In-app purchases:** none


## Frequently asked questions

### Is Irregular Verbs with Gramm free?

Irregular Verbs with Gramm is free to download, with in-app purchases available.

### Is PreventAge free?

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

### Do Irregular Verbs with Gramm or PreventAge have ads?

Neither Irregular Verbs with Gramm nor PreventAge shows ads.

### Which is updated more often, Irregular Verbs with Gramm or PreventAge?

Irregular Verbs with Gramm ships an update every 3 weeks, and PreventAge every 9 days. Most recently, Irregular Verbs with Gramm was updated on October 24, 2026 and PreventAge on October 24, 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.*