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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryZurichAppsys ProAudio Rolf Eichenseher
Appsys ProAudio Rolf Eichenseher Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Appsys ProAudio is the development and manufacture of professional audio equipment, particularly digital converters, ADAT extenders, sample rate converters and other audio products used in the professional audio industry.

AI-generated
Offering

Products & services

Industry:Electrical Industry
✓ Offered4
Digital Audio Format Converter
Multiverter, Flexiverter and Dante/Dante Bridge for bidirectional conversion between digital audio interfaces, including sample-rate conversion, routing and network isolation.
ADAT extension and splitter solutions
ADAT/TOSLINK extenders, splitters and repeaters for longer cable runs over Cat5, as well as for distribution and range extension of ADAT and S/PDIF signals.
Remote Gain Control
Remote gain control mod kit for preamps that cannot be remotely controlled, to adjust gain remotely as a retrofit.
Digital electronics and embedded software development
System consulting, embedded software in C and C++, FPGA development, digital design and IP cores for digital interfaces and Dante integration.
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4.0/5

Appsys ProAudio Rolf Eichenseher

Trust & reputation

ranQ Trust Score of Appsys ProAudio Rolf Eichenseher: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

Appsys ProAudio Rolf Eichenseher 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%
Appsys ProAudio Rolf Eichenseher scores 60.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.58.012%
  • 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%
Appsys ProAudio Rolf Eichenseher 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%
Appsys ProAudio Rolf Eichenseher scores 77.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Appsys ProAudio Rolf Eichenseher 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

Hier entsteht die Karte
Bullingerstrasse 63/241
8004 Zurich

At a glance

Legal form
Sole proprietorship
UID
CHE-154.896.172
Founded
2022 · 4 years
Last commercial register change
September 22, 2022
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.67.06%
  • 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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