Koronavilkku
type: Thing
alternate name: Coronablinkern
description: contact tracing app produced by the Finnish Institute for Health and Welfare
additional property: PropertyValue
  property ID: P31
  value: COVID-19 app
additional property: PropertyValue
  property ID: P31
  value: mobile app
additional property: PropertyValue
  property ID: P31
  value: open-source software
additional property: PropertyValue
  property ID: P88
  value: National Institute for Health and Welfare
additional property: PropertyValue
  property ID: P123
  value: National Institute for Health and Welfare
additional property: PropertyValue
  property ID: P178
  value: Solita
additional property: PropertyValue
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  value: European Union Public Licence
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  value: Swift (programming language)
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  value: Kotlin
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  value: Java
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  value: Android
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  value: iOS
additional property: PropertyValue
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additional property: PropertyValue
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  value: iOS
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  value: Finnish
additional property: PropertyValue
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  value: Swedish
additional property: PropertyValue
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  value: English
additional property: PropertyValue
  property ID: P437
  value: digital download
additional property: PropertyValue
  property ID: P495
  value: Finland
additional property: PropertyValue
  property ID: P577
  value: August 31, 2020
additional property: PropertyValue
  property ID: P577
  value: August 25, 2020
additional property: PropertyValue
  property ID: P750
  value: App Store (Apple)
additional property: PropertyValue
  property ID: P750
  value: Google Play
additional property: PropertyValue
  property ID: P750
  value: GitHub
additional property: PropertyValue
  property ID: P856
  value: https://koronavilkku.fi/
additional property: PropertyValue
  property ID: P856
  value: https://koronavilkku.fi/sv/
additional property: PropertyValue
  property ID: P856
  value: https://koronavilkku.fi/en/
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    score: 0.006
    score pct: 1
    tier: established
    components:
      sitelinks: 2
      sitelinks norm: 0.005
      unique citations: 33
      unique citations norm: 0.013
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 2
  unique citations: 33
  monthly pageviews: 0
  yearly pageviews: 19
  pageview trend:
    m: 2026-06
    v: 15
  pageview trend:
    m: 2026-05
    v: 1
  pageview trend:
    m: 2026-04
    v: 3
  popularity:
    sitelinks: 2
    max: 423
    pct: 0.5
  tier: established
claims:
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    value: Q89288125
    source count: 0
    confidence: 0.0
    value label: COVID-19 app
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    confidence: 0.0
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    value label: National Institute for Health and Welfare
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    value label: European Union Public Licence
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    value label: Kotlin
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value: Q1412
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value label: Finnish
qualifiers:
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value: Q9027
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confidence: 0.0
value label: Swedish
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value: Q1860
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value label: English
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value: Q54820071
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value label: digital download

value: Q33
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confidence: 0.0
value label: Finland

value: +2020-08-31T00:00:00Z
source count: 0
confidence: 0.0

value: +2020-08-25T00:00:00Z
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confidence: 0.2

value: Q368215
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value label: App Store (Apple)
qualifiers:
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value: Q79576
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value label: Google Play
qualifiers:
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value: Q364
source count: 0
confidence: 0.0
value label: GitHub
qualifiers:
  P580: +2020-08-25T00:00:00Z

value: https://koronavilkku.fi/
source count: 0
confidence: 0.0

value: https://koronavilkku.fi/sv/
source count: 0
confidence: 0.0

value: https://koronavilkku.fi/en/
source count: 0
confidence: 0.0

value: https://github.com/THLfi/koronavilkku-android
source count: 0
confidence: 0.0

value: https://github.com/THLfi/koronavilkku-ios
source count: 0
confidence: 0.0

value: https://github.com/THLfi/koronavilkku-backend
source count: 0
confidence: 0.0

value:
  lang: fi
  text: Koronavilkku
source count: 0
confidence: 0.0

value:
  lang: sv
  text: Coronablinkern
source count: 0
confidence: 0.0

value: Q91018153
source count: 0
confidence: 0.0
value label: Exposure Notification

value:
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confidence: 0.0

value: /g/11hm7qnth6
source count: 0
confidence: 0.0

value: fi.thl.koronahaavi
source count: 0
confidence: 0.0

value: 1520576224
source count: 0
confidence: 0.0

value: Q50423863
source count: 0
confidence: 0.0
value label: copyrighted

value: fi.thl.koronahaavi
source count: 1
confidence: 0.2

value: 18-316803
source count: 0
confidence: 0.0

title: THL ja Solita julkaisivat Koronavilkun lähdekoodin – avoin koodi mahdollistaa sovelluksen riippumattoman arvioinnin
source: National Institute for Health and Welfare
publisher qid: Q4354957
pub year: 2020
retrieved: 2020-08-31

title: Release 1.0.0
pub year: 2020
retrieved: 2020-10-02

title: Release 1.0.1
pub year: 2020
retrieved: 2020-10-02

title: Release 1.0.2
pub year: 2020
retrieved: 2020-10-02

title: Release 1.0.2
pub year: 2020
retrieved: 2020-10-02

title: Release 1.1.0
pub year: 2020
retrieved: 2020-11-01

title: Release 1.1.0
pub year: 2020
retrieved: 2020-11-01

title: Release 1.2.0
pub year: 2020
retrieved: 2020-11-01

title: Release 1.2.0
pub year: 2020
retrieved: 2020-11-01

title: Release 1.2.1
pub year: 2020
retrieved: 2020-11-01

title: Release 1.3.0
pub year: 2020
retrieved: 2020-12-02

title: Release 1.3.0
pub year: 2020
retrieved: 2020-12-02

title: Release 2.0.0
pub year: 2021
retrieved: 2021-02-01

title: Release 2.0.0
pub year: 2021
retrieved: 2021-02-01

title: Release 2.0.1
pub year: 2021
retrieved: 2021-02-01

title: Release 2.0.1
pub year: 2021
retrieved: 2021-03-03

title: Release 2.0.2
pub year: 2021
retrieved: 2021-03-03

title: Release 2.1.0
pub year: 2021
retrieved: 2021-03-03

title: Release 2.1.1
pub year: 2021
retrieved: 2021-03-03

title: Release 2.2.0
pub year: 2021
retrieved: 2021-04-03

title: Release 2.2.0
pub year: 2021
retrieved: 2021-04-03

title: Release 2.3.0
pub year: 2021
retrieved: 2021-05-03

title: Release 2.3.0
pub year: 2021
retrieved: 2021-05-03

title: Release 2.2.1
pub year: 2021
retrieved: 2021-05-03

title: Release 2.4.0
pub year: 2021
retrieved: 2021-06-21

title: Release 2.4.1
pub year: 2021
retrieved: 2021-06-21

title: Release 2.4.2
pub year: 2021
retrieved: 2022-10-26

title: Release 2.4.2
pub year: 2021
retrieved: 2022-10-26

title: Release 2.4.3
pub year: 2022
retrieved: 2022-10-26

title: Release 2.4.3
pub year: 2022
retrieved: 2022-10-26

wikidata id: Q98793984
domain: covid_19_app
level: standard
html url: https://4ort.xyz/entity/koronavilkku
markdown url: https://4ort.xyz/entity/koronavilkku.md
facts url summary: https://4ort.xyz/entity/koronavilkku/facts.json
facts url standard: https://4ort.xyz/entity/koronavilkku/facts.json
facts url full: https://4ort.xyz/entity/koronavilkku/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-02T17:08:31.937350Z
entity updated at: 2026-05-03T23:45:09.469384+00:00Z
entity created at: 2026-04-05T07:17:53.782816+00:00Z