# Lambda Global vs Timebook.mn

The clearest difference is update cadence: Timebook.mn at every 10 days against Lambda Global's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lambda Global ships an update every 3 months, Timebook.mn every 10 days. The most recent releases landed on May 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Lambda Global | Timebook.mn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Size | 46 MB | 32 MB |
| Requires iOS | 13.0 | **12.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bayarsaikhan Nergui](https://appshunter.io/developer/577022238) | [Testa Group](https://appshunter.io/developer/1858919751) |

## What reviewers say

### Lambda Global

[App page](https://appshunter.io/ios/app/lambda-global/id6742120995)

**Features:** macOS Compatibility

**In-app purchases:** none


### Timebook.mn

[App page](https://appshunter.io/ios/app/timebookmn/id6762327012)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lambda Global free?

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

### Is Timebook.mn free?

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

### Do Lambda Global or Timebook.mn have ads?

Neither Lambda Global nor Timebook.mn shows ads.

### Which is updated more often, Lambda Global or Timebook.mn?

Lambda Global ships an update every 3 months, and Timebook.mn every 10 days. Most recently, Lambda Global was updated on May 17, 2026 and Timebook.mn on September 13, 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.*