# Plexer Logger vs Preserve

Plexer Logger and Preserve are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Plexer Logger ships an update monthly, Preserve every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Plexer Logger | Preserve |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 224 MB | 10 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GAD SOLUTIONS PTY LTD](https://appshunter.io/developer/1525315251) | [QUARTEX SOFTWARE PTY LTD](https://appshunter.io/developer/813467626) |

## What reviewers say

### 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


### Preserve

[App page](https://appshunter.io/ios/app/preserve/id6450415313)

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

**In-app purchases:** none


## Frequently asked questions

### Is Plexer Logger free?

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

### Is Preserve free?

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

### Do Plexer Logger or Preserve have ads?

Neither Plexer Logger nor Preserve shows ads.

### Which is updated more often, Plexer Logger or Preserve?

Plexer Logger ships an update monthly, and Preserve every 2 months. Most recently, Plexer Logger was updated on October 24, 2026 and Preserve on October 27, 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.*