# Petra vs Pilotflows

The clearest difference is in-app purchases: Petra at none against Pilotflows's 2. Pilotflows's advantage is update cadence (every 2 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Pilotflows sells 2 in-app purchases, starting at $3.99 per month. Petra asks for nothing beyond the download.

Petra ships an update every 5 weeks, Pilotflows every 2 days. The most recent releases landed on September 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Petra | Pilotflows |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Size | 9 MB | 64 MB |
| Requires iOS | **17.6** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mathias Palm](https://appshunter.io/developer/894444356) | [Pilotflows](https://appshunter.io/developer/1895481688) |

## What reviewers say

### Petra

[App page](https://appshunter.io/ios/app/petra-split-costs/id6740541447)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pilotflows

[App page](https://appshunter.io/ios/app/pilotflows-pilot-logbook/id6763770245)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $3.99 | per month |
| Pro (Yearly) | $44.99 | per year |


## Frequently asked questions

### Is Petra free?

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

### Is Pilotflows free?

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

### Do Petra or Pilotflows have ads?

Neither Petra nor Pilotflows shows ads.

### Which is updated more often, Petra or Pilotflows?

Petra ships an update every 5 weeks, and Pilotflows every 2 days. Most recently, Petra was updated on September 11, 2026 and Pilotflows 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.*