# ZumNum vs LangTor

The clearest difference is in-app purchases: ZumNum at none against LangTor's 3. LangTor's advantage is update cadence (weekly vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LangTor sells 3 one-off in-app purchases. ZumNum asks for nothing beyond the download.

ZumNum ships an update every 12 months, LangTor weekly. The most recent releases landed on October 30, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | ZumNum | LangTor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | Free | — |
| Size | 132 MB | 54 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Reza Bina](https://appshunter.io/developer/1725164522) | [Sabi Yomtov](https://appshunter.io/developer/6796264399) |

## What reviewers say

### ZumNum

[App page](https://appshunter.io/ios/app/zumnum/id6748617262)

Master German numbers through listening and typing exercises. This ad-free app offers focused practice for expats, students, or any curious learner. Enjoy a clean design and offline functionality for convenient learning anywhere.

**Highlights:** Learn German numbers, Listening comprehension exercises, Typing practice, Instant feedback, Ad-free experience, Offline functionality

**In-app purchases:** none


### LangTor

[App page](https://appshunter.io/ios/app/langtor/id6796264217)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to LangTor Full | $7.00 | one-time |
| LangTor Plus | $9.99 | one-time |
| LangTor Full | $16.99 | one-time |


## Frequently asked questions

### Is ZumNum free?

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

### Is LangTor free?

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

### Do ZumNum or LangTor have ads?

Neither ZumNum nor LangTor shows ads.

### Which is updated more often, ZumNum or LangTor?

ZumNum ships an update every 12 months, and LangTor weekly. Most recently, ZumNum was updated on October 30, 2026 and LangTor on November 10, 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.*