# TTCMS vs Pilot Logbook

The clearest difference is in-app purchases: TTCMS at none against Pilot Logbook's 2. TTCMS also leads on iOS requirement (11.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 27, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | TTCMS | Pilot Logbook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 28 MB | 99 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [G2C Office, Royal Government of Bhutan](https://appshunter.io/developer/1148844615) | [JAMES PEACEFULL WAKELEY](https://appshunter.io/developer/1638473284) |

## What reviewers say

### TTCMS

[App page](https://appshunter.io/ios/app/ttcms/id1617511646)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pilot Logbook

[App page](https://appshunter.io/ios/app/pilot-logbook/id1638473282)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Monthly | $1.99 | per month |
| Unlimited Annual | $19.99 | per year |


## Frequently asked questions

### Is TTCMS free?

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

### Is Pilot Logbook free?

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

### Do TTCMS or Pilot Logbook have ads?

Neither TTCMS nor Pilot Logbook shows ads.

### Which is updated more often, TTCMS or Pilot Logbook?

TTCMS ships an update every 2 weeks, and Pilot Logbook every 2 weeks. Most recently, TTCMS was updated on September 27, 2026 and Pilot Logbook on October 2, 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.*