# ZEISS Activate vs Conn.Logger

The clearest difference is iOS requirement: Conn.Logger at 13.0 against ZEISS Activate's 17.0. 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.

ZEISS Activate ships an update every 7 months, Conn.Logger every 4 months. The most recent releases landed on October 14, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | ZEISS Activate | Conn.Logger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 5 MB | 9 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carl Zeiss AG](https://appshunter.io/developer/488066215) | [MRS Electronic Gmbh & Co. KG](https://appshunter.io/developer/1584295931) |

## What reviewers say

### ZEISS Activate

[App page](https://appshunter.io/ios/app/zeiss-activate/id1228179312)

**In-app purchases:** none


### Conn.Logger

[App page](https://appshunter.io/ios/app/connlogger/id1584295929)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ZEISS Activate free?

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

### Is Conn.Logger free?

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

### Do ZEISS Activate or Conn.Logger have ads?

Neither ZEISS Activate nor Conn.Logger shows ads.

### Which is updated more often, ZEISS Activate or Conn.Logger?

ZEISS Activate ships an update every 7 months, and Conn.Logger every 4 months. Most recently, ZEISS Activate was updated on October 14, 2026 and Conn.Logger on September 25, 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.*