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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesLicensing & Marketing of Intellectual PropertyFrauenfeldISTOR AG FRAUENFELD
ISTOR AG FRAUENFELD Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ISTOR AG is the production and distribution of sharpening tools, in particular the original istor SWISS SHARPENER, as well as the manufacture of promotional gifts.

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Offering

Products & services

Industry:Licensing & Marketing of Intellectual Property
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4.1/5

ISTOR AG FRAUENFELD

3
Sharpening and grinding tools
Sharpening and grinding tools for household, garden, hobby and trades; standard sharpener, professional sharpener and duplex sharpener, as well as special editions.
Victorinox pocket knives
Victorinox pocket knives in several versions, including Waiter, Spartan and Sentinel M Clip, each with different functions and features.
Kitchen tools
Kitchen tools such as graters, herb scissors, peelers, vegetable slicers and apple peelers, as well as Victorinox kitchen knife sets.
Trust & reputation

ranQ Trust Score of ISTOR AG FRAUENFELD: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

ISTOR AG FRAUENFELD scores 60.4 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.63.324%
  • 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.45.610%
  • 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.70.08%
ISTOR AG FRAUENFELD scores 85.5 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.100.012%
  • 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%
ISTOR AG FRAUENFELD 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%
ISTOR AG FRAUENFELD scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ISTOR AG FRAUENFELD reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 5 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
4.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.25
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Juchstrasse 27
8500 Frauenfeld

At a glance

Legal form
Corporation
UID
CHE-107.091.381
Founded
1964 · 62 years
Last commercial register change
February 23, 2026
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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