# F vs Maps Ruler

The clearest difference is in-app purchases: F at none against Maps Ruler's 2. F also leads on ads (none vs shown). Maps Ruler's advantage is update cadence (every 5 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Maps Ruler sells 2 in-app purchases, starting at $4.99 per month. F asks for nothing beyond the download.

F ships an update every 3 months, Maps Ruler every 5 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | F | Maps Ruler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 40 MB | 50 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duc Minh Nguyen](https://appshunter.io/developer/6785913067) | [MobileRise](https://appshunter.io/developer/879128035) |

## What reviewers say

### F

[App page](https://appshunter.io/ios/app/f-land-measure/id6787616552)

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

**In-app purchases:** none


### Maps Ruler

[App page](https://appshunter.io/ios/app/maps-ruler/id6800455313)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maps Ruler Pro Monthly | $4.99 | per month |
| Maps Ruler Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is F free?

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

### Is Maps Ruler free?

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

### Do F or Maps Ruler have ads?

Maps Ruler shows ads; F does not.

### Which is updated more often, F or Maps Ruler?

F ships an update every 3 months, and Maps Ruler every 5 days. Most recently, F was updated on October 9, 2026 and Maps Ruler on October 9, 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.*