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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationSoftware DevelopmentZurichisTest GmbH
isTest GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of isTest GmbH is the development and provision of an online platform for exams and training with automatic correction, particularly for the education sector.

AI-generated
Offering

Products & services

Industry:Software Development
✓ Offered4
Online assessments and online exercises
Online assessments and online exercises with automatic grading, many question types, and optional adaptive exercises; usable without installation and suitable for BYOD scenarios.
Secure digital final exams with BYOD
Digital (final) exams in a BYOD scenario, combinable with the Safe Exam Browser from ETH Zurich and with automatic configuration for secure exam administration.
Question management and question banks
Management of exam questions, collaboration between teachers, and use and publication of question banks with publicly usable questions.
Learning progress diagnostics and practice exams
Practice exams for learners for location- and time-independent learning progress diagnostics with automated evaluation and focused preparation.
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4.0/5

isTest GmbH

Trust & reputation

ranQ Trust Score of isTest GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

isTest GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
isTest GmbH scores 70.2 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.70.212%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
isTest GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
isTest GmbH scores 25.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

isTest GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Mühlebachstrasse 38
8008 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-328.644.996
Founded
2020 · 6 years
Last commercial register change
November 6, 2024
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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