# BubliTalk vs Kaltterra

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

Both are free to download. BubliTalk sells 2 in-app purchases, starting at $1.99 per month. Kaltterra asks for nothing beyond the download.

BubliTalk ships an update weekly, Kaltterra every 2 days. The most recent releases landed on September 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BubliTalk | Kaltterra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 94 MB | 596 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Ercan Kilic](https://appshunter.io/developer/6771762822) | [Armagan ERSOY](https://appshunter.io/developer/6804201950) |

## What reviewers say

### BubliTalk

[App page](https://appshunter.io/ios/app/bublitalk/id6786686658)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| 500 AI Credit | $0.99 | 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 BubliTalk free?

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

### Is Kaltterra free?

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

### Do BubliTalk or Kaltterra have ads?

Neither BubliTalk nor Kaltterra shows ads.

### Which is updated more often, BubliTalk or Kaltterra?

BubliTalk ships an update weekly, and Kaltterra every 2 days. Most recently, BubliTalk was updated on September 30, 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.*