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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationWeb Portals & Platform CompaniesSiebnenZaster GmbH
Zaster GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company operates an online auction platform where users can offer and bid on goods and services. The platform offers a wide range of products and services, including pet accessories, home and household, travel and more. The company focuses on providing a simple and secure online marketplace for buyers and sellers and offers additional services such as customer support and rating options.

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Products & services

Industry:Web Portals & Platform Companies
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Zaster GmbH

Online auction platform
Online auction platform for buying and selling items in numerous categories, with bidding, instant purchase price, registration, login and favourites.
Sell for free
List and sell items for free, with no sales fees; with account creation, offer setup and support for private and business sellers.
On-site sales / liquidation directory
Directory for stationary business closures, liquidations, warehouse sales and on-site sales in the region.
Auction listings in many categories
Auction listings for vehicles, living & household, crafts & garden, computers, clothing, collecting, sport, pet supplies and other categories.
Auction and sales guidance in the Help Center
Help & support with instructions, tips for bidding, selling, verification, security, fraud protection and payment questions.
Trust & reputation

ranQ Trust Score of Zaster GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Zaster GmbH scores 93.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.88.024%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.100.010%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.100.08%
Zaster GmbH scores 68.7 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.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.70.07%
Zaster GmbH scores 85.0 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).85.022%
Zaster GmbH scores 94.3 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 35.94.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zaster GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 114 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 114 reviews across all connected sources

Sources
GGoogle4.8114
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Glarnerstrasse 58
8854 Siebnen

At a glance

Legal form
Limited Liability Company
UID
CHE-351.974.546
Founded
2022 · 4 years
Last commercial register change
August 22, 2022
Employees
11 to 20
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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