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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing Education InstitutesKüsnacht ZhDeutschtest.ch AG
Deutschtest.ch AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Deutschtest.ch AG provides officially recognized German language examinations and preparation courses for levels A1–B2, including the Swiss Digital Language Test (SDS), the cantonal German test (KDE) and digital telc exams. Certificates issued are accepted by authorities for naturalization and residence-permit purposes; exams can be administered digitally and results are typically delivered within a few working days (exception: telc).

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Deutschtest.ch AG

✓ Offered7
German language tests
German language tests for levels A1 to B2, recognized for naturalisation as well as for residence and settlement permits; digital tests, online registration, and results within 3 working days.
SDS language test
Swiss Digital Language Test for A1 to B2, used as proof of language skills for naturalisations as well as for residence and settlement permits; digital on a tablet, with results within 3 working days.
Cantonal German test for naturalisation (KDE)
Cantonal German test for naturalisation at level A2 written and B1 spoken; bookable online in Zurich, Winterthur and Schlieren, with results within 3 working days.
Basic knowledge test (GKT)
Digital basic knowledge test for naturalisation with 50 questions on a tablet, without an oral test; offered in Zurich, Schlieren and Winterthur.
telc language test
telc German language tests from A1 to B2 with online registration and test dates; the website lists preparation and separate registrations for A1, A2, B1 and B2.
Preparation courses for German language tests
Preparation courses for SDS, KDE and GKT as well as for the naturalisation interview; available in part as group courses, online one-to-one lessons, or compact preparation.
German placement test
Placement test to determine your German level; offered on the website as a separate test and distinguished from the test registration.
Trust & reputation

ranQ Trust Score of Deutschtest.ch AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Deutschtest.ch AG 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.
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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%
Deutschtest.ch AG scores 79.8 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.86.512%
  • 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%
Deutschtest.ch AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Deutschtest.ch AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Deutschtest.ch AG reaches a ranQ Trust Score of 4.1 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

Bergstrasse 24
8700 Küsnacht Zh

At a glance

Legal form
Corporation
UID
CHE-399.386.862
Founded
2016 · 10 years
Last commercial register change
August 2, 2019
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.
100.0
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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