# Barometer & Compass vs Pressure Log Tracker

The clearest difference is in-app purchases: Pressure Log Tracker at none against Barometer & Compass's 1. Pressure Log Tracker also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Barometer & Compass sells 1 one-off in-app purchase. Pressure Log Tracker asks for nothing beyond the download.

Barometer & Compass ships an update every 3 weeks, Pressure Log Tracker every 3 days. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Barometer & Compass | Pressure Log Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 5 MB | 1 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Danny George Eggenstein](https://appshunter.io/developer/1863232019) | [Shane Young](https://appshunter.io/developer/1892931800) |

## What reviewers say

### Barometer & Compass

[App page](https://appshunter.io/ios/app/barometer-and-compass/id6756844141)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Barometer Pro | $3.99 | one-time |


### Pressure Log Tracker

[App page](https://appshunter.io/ios/app/pressure-log-tracker/id6779233919)

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

**In-app purchases:** none


## Frequently asked questions

### Is Barometer & Compass free?

Barometer & Compass is free to download, with in-app purchases available.

### Is Pressure Log Tracker free?

Pressure Log Tracker is free to download, with no in-app purchases.

### Do Barometer & Compass or Pressure Log Tracker have ads?

Neither Barometer & Compass nor Pressure Log Tracker shows ads.

### Which is updated more often, Barometer & Compass or Pressure Log Tracker?

Barometer & Compass ships an update every 3 weeks, and Pressure Log Tracker every 3 days. Most recently, Barometer & Compass was updated on October 9, 2026 and Pressure Log Tracker on October 11, 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.*