# RATMO 24/7 vs PerdixPro Fieldbook

The clearest difference is update cadence: PerdixPro Fieldbook at every 3 weeks against RATMO 24/7's every 12 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.

RATMO 24/7 ships an update every 12 months, PerdixPro Fieldbook every 3 weeks. Both last shipped on October 27, 2026.

## The numbers

| Metric | RATMO 24/7 | PerdixPro Fieldbook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 60 MB | 56 MB |
| Requires iOS | **15.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arctic Systems ApS](https://appshunter.io/developer/1556644198) | [Perdix Wildlife Solutions Ltd](https://appshunter.io/developer/1646419976) |

## What reviewers say

### RATMO 24/7

[App page](https://appshunter.io/ios/app/ratmo-247/id1556644196)

**Features:** macOS Compatibility

**In-app purchases:** none


### PerdixPro Fieldbook

[App page](https://appshunter.io/ios/app/perdixpro-fieldbook/id6737803302)

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

**In-app purchases:** none


## Frequently asked questions

### Is RATMO 24/7 free?

RATMO 24/7 is free to download, with no in-app purchases.

### Is PerdixPro Fieldbook free?

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

### Do RATMO 24/7 or PerdixPro Fieldbook have ads?

Neither RATMO 24/7 nor PerdixPro Fieldbook shows ads.

### Which is updated more often, RATMO 24/7 or PerdixPro Fieldbook?

RATMO 24/7 ships an update every 12 months, and PerdixPro Fieldbook every 3 weeks. Most recently, RATMO 24/7 was updated on October 27, 2026 and PerdixPro Fieldbook on October 27, 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.*