# ZEISS Connect vs TSM Scale

The clearest difference is device support: TSM Scale at 3 against ZEISS Connect's 1. 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.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 21, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ZEISS Connect | TSM Scale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/zeiss-connect/id1094165037/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | — |
| Size | 183 MB | 21 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Carl Zeiss AG](https://appshunter.io/developer/488066215) | [BAPTIST HEALTH MEDICAL GROUP PHYSICIANS, LLC](https://appshunter.io/developer/1895664627) |

## What reviewers say

### ZEISS Connect

[App page](https://appshunter.io/ios/app/zeiss-connect/id1094165037)

This application connects to a surgical microscope to streamline documentation workflows. It allows for patient communication, image and video capture, editing, and management. The app supports controlling microscope settings and integrating with archiving solutions.

**Highlights:** Wireless surgical microscope connection, Patient communication and education, Standardized video/image documentation, Patient data management, Image and video editing, Microscope illumination and camera control, Archiving solution integration

**In-app purchases:** none


### TSM Scale

[App page](https://appshunter.io/ios/app/tsm-scale/id6764157658)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ZEISS Connect free?

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

### Is TSM Scale free?

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

### Do ZEISS Connect or TSM Scale have ads?

Neither ZEISS Connect nor TSM Scale shows ads.

### Which is updated more often, ZEISS Connect or TSM Scale?

ZEISS Connect ships an update every 4 months, and TSM Scale every 4 months. Most recently, ZEISS Connect was updated on October 21, 2026 and TSM Scale on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*