# Napa LogBook vs CertPro

The clearest difference is in-app purchases: Napa LogBook at none against CertPro's 2. Napa LogBook also leads on iOS requirement (15.0 vs 18.0). CertPro's advantage is update cadence (monthly vs every 8 months). On price, ads and device support there is nothing between them.

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

Napa LogBook ships an update every 8 months, CertPro monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Napa LogBook | CertPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Size | 75 MB | 14 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [NAPA Oy](https://appshunter.io/developer/1540229893) | [RAPHAEL MOMANYI](https://appshunter.io/developer/1884462424) |

## What reviewers say

### Napa LogBook

[App page](https://appshunter.io/ios/app/napa-logbook/id1438213726)

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

**In-app purchases:** none


### CertPro

[App page](https://appshunter.io/ios/app/certpro-license-tracker/id6761763832)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Certrack Pro Monthly | $4.99 | per month |
| Certrack Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is Napa LogBook free?

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

### Is CertPro free?

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

### Do Napa LogBook or CertPro have ads?

Neither Napa LogBook nor CertPro shows ads.

### Which is updated more often, Napa LogBook or CertPro?

Napa LogBook ships an update every 8 months, and CertPro monthly. Most recently, Napa LogBook was updated on November 2, 2026 and CertPro on October 31, 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.*