Comparison

ZEISS Connect vs TSM Scale

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ZEISS Connect

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
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ZEISS Connect runs on iPad and connects to a surgical microscope wirelessly for: - Communicating and educating patients, assistants and peers - Standardizing video and image documentation workflows - Patient management - Optimizing settings for recording videos and images - Editing videos and images - Controlling illumination and camera on the microscope - Push and pull patient data from an archiving solution (DICOM/NAS/ Sidexis 4) The app is NOT aimed for: - Replacing patient information systems / picture archiving systems (PACS) - Providing true to reality live images that can be used for diagnostic purposes - Providing measurements on which decisions can be based Intended Use: ZEISS Connect connects with the ZEISS EXTARO 300 model of the surgical microscope. This mobile application is intended to be used for supporting the documentation workflow in combination with a connected microscope. The app helps to acquire, display, edit, store and distribute images and videos. In addition, illumination and camera settings of the connected microscope can be controlled from within the app. Information captured and stored by the app are for viewing and reference purpose only and are not intended for primary diagnosis.

About

TSM Scale

Features
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TSM Predictor MM Scale is a clinical decision support app designed for neurosurgeons and medical professionals involved in the treatment of tuberculum sellae meningiomas (TSMs). The app leverages the Magill–McDermott (M-M) grading scale, which evaluates tumor size, optic canal invasion, and arterial involvement to help predict key surgical outcomes. Developed from peer-reviewed research validating the M-M grading scale, this app provides a practical, data-driven tool for neurosurgical planning. The TSM Predictor MM Scale which can help surgeons consider each tumor’s unique characteristics when evaluating the optimal surgical strategy.

Screenshots

TSM Scale4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard1 real difference · 8 level
ZEISS Connect versus TSM Scale: the parameters behind the verdict, then further details
ParameterZEISS ConnectTSM Scale
PriceFreeFree
Rating3.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 4 monthsEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPadiPhone, iPad, iPod — better
Requires iOS15.0 — better15.6
Further details — not scored
Size183 MB21 MB
Age rating17+17+
DeveloperCarl Zeiss AGBAPTIST HEALTH MEDICAL GROUP PHYSICIANS, LLC

In-app purchases

None

ZEISS Connect

No in-app purchases

None

TSM Scale

No in-app purchases

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.

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