# French Grammar vs Kaltterra

The clearest difference is in-app purchases: Kaltterra at none against French Grammar's 1. Kaltterra also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. French Grammar sells 1 one-off in-app purchase. Kaltterra asks for nothing beyond the download.

French Grammar ships an update fortnightly, Kaltterra every 2 days. The most recent releases landed on November 2, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | French Grammar | Kaltterra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 80 MB | 596 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Adeel Malik](https://appshunter.io/developer/1844770365) | [Armagan ERSOY](https://appshunter.io/developer/6804201950) |

## What reviewers say

### French Grammar

[App page](https://appshunter.io/ios/app/french-grammar-intermediate/id6754185965)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Lessons | $5.99 | one-time |


### Kaltterra

[App page](https://appshunter.io/ios/app/kaltterra-learn-a-language/id6804201948)

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

**In-app purchases:** none


## Frequently asked questions

### Is French Grammar free?

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

### Is Kaltterra free?

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

### Do French Grammar or Kaltterra have ads?

Neither French Grammar nor Kaltterra shows ads.

### Which is updated more often, French Grammar or Kaltterra?

French Grammar ships an update fortnightly, and Kaltterra every 2 days. Most recently, French Grammar was updated on November 2, 2026 and Kaltterra on October 18, 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.*