# PerdixPro Fieldbook vs SCI Verification

The clearest difference is update cadence: SCI Verification at every 4 days against PerdixPro Fieldbook's every 3 weeks. 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.

PerdixPro Fieldbook ships an update every 3 weeks, SCI Verification every 4 days. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PerdixPro Fieldbook | SCI Verification |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 54 MB | 34 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Perdix Wildlife Solutions Ltd](https://appshunter.io/developer/1646419976) | [Supply Chain In-Sites Ltd](https://appshunter.io/developer/6771697917) |

## What reviewers say

### PerdixPro Fieldbook

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

**Features:** macOS Compatibility

**In-app purchases:** none


### SCI Verification

[App page](https://appshunter.io/ios/app/sci-verification/id6765602336)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PerdixPro Fieldbook free?

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

### Is SCI Verification free?

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

### Do PerdixPro Fieldbook or SCI Verification have ads?

Neither PerdixPro Fieldbook nor SCI Verification shows ads.

### Which is updated more often, PerdixPro Fieldbook or SCI Verification?

PerdixPro Fieldbook ships an update every 3 weeks, and SCI Verification every 4 days. Most recently, PerdixPro Fieldbook was updated on October 1, 2026 and SCI Verification on October 6, 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.*