# mSign vs MetriCorr Logger

The clearest difference is update cadence: mSign at every 2 weeks against MetriCorr Logger's every 52 months. MetriCorr Logger's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

mSign ships an update every 2 weeks, MetriCorr Logger every 52 months. The most recent releases landed on September 13, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | mSign | MetriCorr Logger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 52 months |
| Size | 38 MB | 11 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mikrografija d.o.o.](https://appshunter.io/developer/1437749461) | [MetriCorr ApS](https://appshunter.io/developer/1532517965) |

## What reviewers say

### mSign

[App page](https://appshunter.io/ios/app/msign/id1450145100)

**Features:** macOS Compatibility

**In-app purchases:** none


### MetriCorr Logger

[App page](https://appshunter.io/ios/app/metricorr-logger/id1565309521)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is mSign free?

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

### Is MetriCorr Logger free?

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

### Do mSign or MetriCorr Logger have ads?

Neither mSign nor MetriCorr Logger shows ads.

### Which is updated more often, mSign or MetriCorr Logger?

mSign ships an update every 2 weeks, and MetriCorr Logger every 52 months. Most recently, mSign was updated on September 13, 2026 and MetriCorr Logger 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.*