# DataLogger vs MiSavannah

The clearest difference is rating: MiSavannah at 3.0 against DataLogger's 2.0. DataLogger's advantage is update cadence (every 4 months vs every 8 months). On price, review sentiment, ratings volume 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.

MiSavannah holds the better App Store score, 3.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

DataLogger ships an update every 4 months, MiSavannah every 8 months. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | DataLogger | MiSavannah |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/datalogger/id611115496/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/misavannah/id1557875212/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 1 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MSR Electronics GmbH](https://appshunter.io/developer/611115499) | [Savannah Tracking LTD](https://appshunter.io/developer/1557875214) |

## What reviewers say

### DataLogger

[App page](https://appshunter.io/ios/app/datalogger/id611115496)

Control MSR data loggers from your mobile device. Configure loggers, view sensor data in real-time, and upload recordings to the cloud. Connects to multiple loggers via Bluetooth Low Energy.

**Highlights:** Control MSR data loggers, Configure logger settings, View sensor data online, Record sensor data, Upload data to MSR Smart Cloud, Connect via Bluetooth Low Energy (BLE)

**Features:** macOS Compatibility

**In-app purchases:** none


### MiSavannah

[App page](https://appshunter.io/ios/app/misavannah/id1557875212)

Access data from custom wildlife tracking and identification systems. This application is designed for users of bespoke systems developed by Savannah Tracking LTD.

**Highlights:** Bespoke system data access, Wildlife tracking, Identification data, Customized system integration

**In-app purchases:** none


## Frequently asked questions

### Is DataLogger free?

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

### Is MiSavannah free?

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

### Which has better reviews, DataLogger or MiSavannah?

MiSavannah is rated higher. DataLogger averages 2.0 out of 5 from 3 ratings, while MiSavannah averages 3.0 from 2 ratings.

### Do DataLogger or MiSavannah have ads?

Neither DataLogger nor MiSavannah shows ads.

### Which is updated more often, DataLogger or MiSavannah?

DataLogger ships an update every 4 months, and MiSavannah every 8 months. Most recently, DataLogger was updated on October 4, 2026 and MiSavannah on September 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.*