# Tech Logbook By DCR vs FS Map

The clearest difference is in-app purchases: FS Map at none against Tech Logbook By DCR's 1. Tech Logbook By DCR's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 26.2). On price, update cadence and ads there is nothing between them.

Both are free to download. Tech Logbook By DCR sells 1 in-app purchase, starting at $8.99 per year. FS Map asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 9, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Tech Logbook By DCR | FS Map |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 20 MB | 21 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CYRIL DEPECKER](https://appshunter.io/developer/1837250136) | [AdOps Aero FZ LLC](https://appshunter.io/developer/6775403115) |

## What reviewers say

### Tech Logbook By DCR

[App page](https://appshunter.io/ios/app/tech-logbook-by-dcr/id6752611583)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $8.99 | per year |


### FS Map

[App page](https://appshunter.io/ios/app/fs-map/id6775403113)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tech Logbook By DCR free?

Tech Logbook By DCR is free to download, with in-app purchases available.

### Is FS Map free?

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

### Do Tech Logbook By DCR or FS Map have ads?

Neither Tech Logbook By DCR nor FS Map shows ads.

### Which is updated more often, Tech Logbook By DCR or FS Map?

Tech Logbook By DCR ships an update monthly, and FS Map monthly. Most recently, Tech Logbook By DCR was updated on September 9, 2026 and FS Map on September 14, 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.*