# Luftdaten.at vs SOTA Log

The clearest difference is rating: SOTA Log at 5.0 against Luftdaten.at's 1.0. Luftdaten.at's advantage is iOS requirement (15.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

SOTA Log holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Luftdaten.at ships an update every 4 weeks, SOTA Log fortnightly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Luftdaten.at | SOTA Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/luftdatenat/id6463052660/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sota-log/id6759876471/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 37 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Luftdaten.at](https://appshunter.io/developer/1703884065) | [Christopher Hunt](https://appshunter.io/developer/1881388351) |

## What reviewers say

### Luftdaten.at

[App page](https://appshunter.io/ios/app/luftdatenat/id6463052660)

This utility app allows users to control their air quality sensors and measure the air quality in their surroundings. It provides a direct interface for managing your personal environmental monitoring devices.

**Highlights:** Control air quality sensors, Measure local air quality, Sensor management, Environmental data collection

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

**In-app purchases:** none


### SOTA Log

[App page](https://appshunter.io/ios/app/sota-log/id6759876471)

Log SOTA and POTA contacts quickly from the field with a single-field input for QSOs. Features live spotting, radio synchronization, and offline functionality for seamless operation.

**Highlights:** One-field QSO logging, Live SOTA/POTA spotting, Radio frequency and mode sync, SMS spotting without data, QRZ callsign lookup, ADIF log export, Offline operation

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

**In-app purchases:** none


## Frequently asked questions

### Is Luftdaten.at free?

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

### Is SOTA Log free?

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

### Which has better reviews, Luftdaten.at or SOTA Log?

SOTA Log is rated higher. Luftdaten.at averages 1.0 out of 5 from 1 ratings, while SOTA Log averages 5.0 from 2 ratings.

### Do Luftdaten.at or SOTA Log have ads?

Neither Luftdaten.at nor SOTA Log shows ads.

### Which is updated more often, Luftdaten.at or SOTA Log?

Luftdaten.at ships an update every 4 weeks, and SOTA Log fortnightly. Most recently, Luftdaten.at was updated on October 12, 2026 and SOTA Log on October 7, 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.*