# AWU2UDDF vs GPS for Action

The clearest difference is in-app purchases: AWU2UDDF at none against GPS for Action's 2. AWU2UDDF also leads on iOS requirement (16.0 vs 26.0). GPS for Action's advantage is update cadence (fortnightly vs every 14 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. GPS for Action sells 2 in-app purchases, starting at $2.99 per 3 months. AWU2UDDF asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for AWU2UDDF against 5.0 for GPS for Action. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

AWU2UDDF ships an update every 14 months, GPS for Action fortnightly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AWU2UDDF | GPS for Action |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/awu2uddf/id1661616210/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/gps-for-action/id6759534662/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 1 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Douglas Junkins](https://appshunter.io/developer/1661616212) | [Kamil Trzcinski](https://appshunter.io/developer/1879332869) |

## What reviewers say

### AWU2UDDF

[App page](https://appshunter.io/ios/app/awu2uddf/id1661616210)

Export underwater depth and temperature data from your Apple Watch to a standard UDDF XML file. This file can then be imported into popular diving log software for comprehensive record-keeping. It seamlessly integrates with the Health App and HealthKit.

**Highlights:** Export underwater depth and temperature data, Standard Universal Dive Data Format (UDDF) XML output, Import into Macdive or Subsurface, Integrates with Health App and HealthKit

**In-app purchases:** none


### GPS for Action

[App page](https://appshunter.io/ios/app/gps-for-action/id6759534662)

Automatically geotag your videos and photos with real-time GPS coordinates from your iPhone. Control your camera and set up auto-recording based on motion, ensuring you capture every moment without extra hardware or subscriptions.

**Highlights:** Real-time GPS streaming to camera, Automatic geotagging of videos and photos, Remote camera control (record, mode switch, photo capture), Motion-based auto-recording (movement, descent, ascent), GPX track recording and export, On-device processing, no internet required

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quarterly | $2.99 | per 3 months |
| Unlimited | $9.99 | one-time |


## Frequently asked questions

### Is AWU2UDDF free?

AWU2UDDF is free to download, with no in-app purchases.

### Is GPS for Action free?

GPS for Action is free to download, with in-app purchases available.

### Which has better reviews, AWU2UDDF or GPS for Action?

AWU2UDDF and GPS for Action are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do AWU2UDDF or GPS for Action have ads?

Neither AWU2UDDF nor GPS for Action shows ads.

### Which is updated more often, AWU2UDDF or GPS for Action?

AWU2UDDF ships an update every 14 months, and GPS for Action fortnightly. Most recently, AWU2UDDF was updated on October 7, 2026 and GPS for Action on October 24, 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.*