# Survey Compass vs PilzTracker Pro

The clearest difference is in-app purchases: Survey Compass at none against PilzTracker Pro's 1. PilzTracker Pro's advantage is update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PilzTracker Pro sells 1 one-off in-app purchase. Survey Compass asks for nothing beyond the download.

Survey Compass ships an update weekly, PilzTracker Pro every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Survey Compass | PilzTracker Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/survey-compass-angle-and-gps/id6790019156/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 53 MB | 44 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [heekyung moon](https://appshunter.io/developer/6779193748) | [Frank Cmoczek](https://appshunter.io/developer/6816525892) |

## What reviewers say

### Survey Compass

[App page](https://appshunter.io/ios/app/survey-compass-angle-and-gps/id6790019156)

Transform your phone into an outdoor survey tool. Overlay azimuth, pitch, level, and GPS data directly onto your camera view. Measure angles between points, estimate distances, and record site data with stamped photos.

**Highlights:** Live camera overlay for azimuth, pitch, and GPS, Measure horizontal and vertical angles, Estimate distance and height with trigonometry, Multiple coordinate formats (Lat/Lon, UTM, MGRS), Capture photos with data stamps, Save and reuse station notes

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

**In-app purchases:** none


### PilzTracker Pro

[App page](https://appshunter.io/ios/app/pilztracker-pro/id6816525890)

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is Survey Compass free?

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

### Is PilzTracker Pro free?

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

### Do Survey Compass or PilzTracker Pro have ads?

Both Survey Compass and PilzTracker Pro show ads.

### Which is updated more often, Survey Compass or PilzTracker Pro?

Survey Compass ships an update weekly, and PilzTracker Pro every 3 days. Most recently, Survey Compass was updated on October 31, 2026 and PilzTracker Pro 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.*