# iPDS for iPhone vs Plexer Logger

The clearest difference is device support: Plexer Logger at 3 against iPDS for iPhone's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iPDS for iPhone ships an update every 3 weeks, Plexer Logger every 4 weeks. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iPDS for iPhone | Plexer Logger |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | — | Free |
| Size | 51 MB | 141 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Productivity Development Solutions Pty Ltd](https://appshunter.io/developer/1088070457) | [GAD SOLUTIONS PTY LTD](https://appshunter.io/developer/1525315251) |

## What reviewers say

### iPDS for iPhone

[App page](https://appshunter.io/ios/app/ipds-for-iphone/id1337482305)

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

**In-app purchases:** none


### Plexer Logger

[App page](https://appshunter.io/ios/app/plexer-logger/id1634541154)

This app simplifies the offline collection and validation of geological field data. It offers an intuitive interface for fast data capture and automatically syncs changes when back online with a geological data management suite. Maximize your exploration potential with quality data.

**Highlights:** Offline data capture, Fast and simple logging, Automatic data validation, Customizable logging templates, Syncs with Plexer Geological Data Management Suite

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iPDS for iPhone free?

iPDS for iPhone is free to download, with no in-app purchases.

### Is Plexer Logger free?

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

### Do iPDS for iPhone or Plexer Logger have ads?

Neither iPDS for iPhone nor Plexer Logger shows ads.

### Which is updated more often, iPDS for iPhone or Plexer Logger?

iPDS for iPhone ships an update every 3 weeks, and Plexer Logger every 4 weeks. Most recently, iPDS for iPhone was updated on September 10, 2026 and Plexer Logger on September 17, 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.*