Timeline of contact tracing in the COVID-19 pandemic

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Year Month and date Event type Details Location
2020 February 11 "China launches coronavirus 'close contact detector' app”[1]
2020 February PathCheck "Founded at MIT in the research group of Prof. Ramesh Raskar, PathCheck Foundation is 501(c)3 charitable organization dedicated to creating healthy and resilient communities by containing the pandemic, revitalizing the economy, and preserving the privacy of individual citizens. " "PathCheck was founded in February, 2020, at MIT by a passionate community of people and organizations to contain the spread of COVID-19 and help revitalize economies without sacrificing personal privacy. We’ve been pioneers in digital contact tracing and exposure notification technology. Their original technology was based on the MIT Private Kit"[2][3]
2020 March 11 Background "The World Health Organization (WHO) to declare a pandemic on March 11, 2020"[4]
2020 March 12 Public Health England stops performing contact tracing, as widespread infections overwhelm capacity.[5][6] England
2020 March 20 "Singapore launches contact tracing mobile app to track coronavirus infections" "E: A new mobile application called TraceTogether was launched on Friday (Mar 20) to support ongoing contact tracing efforts amid the COVID-19 outbreak in Singapore."[7][8] Singapore
2020 March 25 Stopp Corona App[4] Austria
2020 April 1 Pan-European Privacy-Preserving Proximity Tracing[9]
2020 April 2 Aarogya Setu[10] India
2020 April 4 Decentralized Privacy-Preserving Proximity Tracing[11]
2020 April 14 digital contact tracing COVIDSafe[12] Australia
2020 April 16 Whisper Tracing Protocol[13]
2020 April 16 "The team behind Nodle.io, an Internet of Things (IoT) connectivity and security startup, today announces the launch of Coalition, a free, privacy-first contact tracing app to help stop the spread of COVID-19. "[14]
2020 May 14 "India launches contact-tracing app for JioPhones in virus battle”[15]
2020 May 20 NZ COVID Tracer[16]
2020 May 20 Exposure Notification[17]
2020 May 28 NHS Test and Trace[18] England
2020 May 29 Apturi Covid[19] Latvia
2020 May "In May 2020, Serco accidentally shared the personal email addresses of nearly 300 trainee COVID-19 contact tracers."[20]
2020 June 1 Immuni[21] Italy
2020 June 5 "The Nigerian National Petroleum Corporation (NNPC) has revealed that it has developed a Covid-19 contact-tracing application that will be deployed in all its locations across the country”[22]
2020 June 5 “Bangladesh finally gets its own contact tracing app”[23] Bangladesh
2020 June 9 ProteGO Safe[24] Poland
2020 June 9 "Pakistan's Covid-19 App Becomes Laughing Stock as it Fails at Contact Tracing, Privacy”[25]
2020 June 10 "French hacker claims Pakistan's covid-19 contact tracing app reveals patients' locations, govt denies claims”[26]
2020 June 15 Coronavirus UY[27] Uruguay
2020 June 16 digital contact tracing Corona-Warn-App[28] “ Germany launches 'best' coronavirus tracing app”[29] Germany
2020 June 18 "BIOS runs contact tracing without recording personal data, which other apps developed by Apple and Google cannot do"[30]
2020 June 18 Smittestop[31] Denmark
2020 June 18 BEAT Covid Gibraltar.[32] Gibraltar
2020 June 19 "Japan's coronavirus contact-tracing app launched amid privacy concerns”[33]
2020 June 19 COCOA[34] Japan
2020 June 21 careFIJI[35] Fiji
2020 June 25 SwissCovid[36] Switzerland
2020 June 30 Healthy Together[37]
2020 June 30 Radar COVID[38] Spain
2020 July 7 COVID Tracker Ireland[39] Ireland
2020 July 13 “Government of Mexico City Implements Avaya Contact Center Solutions for Contact Tracing, Conducting 2,700 Tests Daily Across 117 Health Centers”[40] Mexico
2020 July 30 StopCOVID NI[41] Northern Ireland
2020 July 31 COVID Alert[42] Canada
2020 July 31 Coronavírus-SUS Brazil
2020 August 5 COVIDWise[43] Virginia
2020 August 5 "Brazil integrates Apple-Google exposure notification tech into coronavirus app”[44]
2020 August 13 Care19 Alert[45] North Dakota
2020 August 14 Care19 Alert[46] Wyoming
2020 August 17 GuideSafe[47] Alabama
2020 August 19 Covid Watch[48] Arizona
2020 August 20 Hoia[49] Estonia
2020 August 31 Koronavilkku "The Koronavilkku smartphone app has now been published to help break infection chains. You can now download Koronavilkku to your phone free of charge from the most popular app stores." "“The Koronavilkku mobile app is part of the Government's test, trace, isolate and treat strategy. The app makes it more efficient to reach people exposed to the virus and refer them to treatment. This way, infection chains can also be broken more efficiently”, says Kirsi Varhila, Permanent Secretary of the Ministry of Social Affairs and Health." [50][51] Finland
2020 September 1 COVID Alert SA "Now you can, by downloading and using the COVID Alert SA app, the South African government’s official Bluetooth contact-tracing app. It’s built on the Apple–Google Exposure Notifications application programmable interface (API). User privacy and security are at the core of the design. Anyone in South Africa who has a Bluetooth-enabled smartphone can access this app."[52][53] South Africa
2020 September 1 STAYAWAY COVID[54] Portugal
2020 September 3 "Some of the country’s biggest private companies are supporting StaySafe.ph, a contact tracing application launched Thursday by the national government to mitigate the spread of the coronavirus disease 2019” - Philippines -

[55] ||

2020 September 10 Guam Covid Alert "Guam is the first U.S. Territory to launch an exposure notification app developed by engineers with Apple, Google, and the PathCheck Foundation that uses Bluetooth technology for digital contact tracing." [56][57] Guam
2020 September 11 Protect Scotland "It became available to download free on to a smart phone from Apple's App Store or Google Play on Thursday. The Protect Scotland app lets people know if they have been in close contact with someone who later tests positive. The Scottish government has said the software will support the Test and Protect system and is "another tool in the fight against Covid-19"."[58] Scotland
2020 September 15 COVID Alert DE "Gov. John Carney, the Delaware Department of Health and Social Services, and the Delaware Department of Technology and Information on Sept. 15 launched COVID Alert DE – a mobile app available in the App Store or Google Play that will help Delaware fight community spread of COVID-19. "[59][60] United States (Delaware)
2020 September 17 eRouška (eMask) [61][62] Czech Republic
2020 September 22 SlowCOVIDNC [63][64] North Carolina
2020 September 24 NHS COVID-19 "NHS coronavirus app to launch in England and Wales on 24 September"[65]
2020 September 24 COVID Alert PA [66] Pennsylvania
2020 September 30 Coronalert[67] Belgium
2020 October 1 "Governor Phil Murphy and New York Governor Andrew M. Cuomo today announced the launch of COVID-19 exposure notification mobile apps in their respective states that will serve as crucial tools to supplement the effort to trace and contact individuals subject to a COVID exposure. The apps, COVID Alert NJ and COVID Alert NY, notify users of potential COVID-19 exposure while maintaining user privacy and security. With today’s launch, New Jersey and New York join Pennsylvania and Delaware in creating a regional COVID Alert app network that operates across state lines to stop the spread of COVID-19. Connecticut has also announced it will launch an app in the near future using the same technology."[68]
2020 October 10 CoronaMelder[69] Netherlands
2020 October 14 Jersey COVID Alert[70] Jersey
2020 October 25 CO Exposure Notifications[71] Colorado
2020 November 9 MI COVID Alert " Michigan launched the statewide rollout of a voluntary, free coronavirus app Monday, Nov. 9, 2020. The app notifies users if they have potentially been in close contact with infected people."[72] Michigan
2020 November 10 "The Maryland Department of Health (MDH) today announced the launch of MD COVID Alert, the official COVID-19 Exposure Notifications Express system of Maryland. MD COVID Alert uses Bluetooth Low Energy technology to quickly notify users who might have been exposed to someone who tested positive for COVID-19 with the goal of reducing infections in Maryland."[73]
2020 November 11 Aloha Safe Alert Hawaii
2020 November 12 COVID Alert CT Connecticut
2020 November 17 "Russia Develops Coronavirus Contact-Tracing App”[74] Russia
2020 November 23 Gosuslugi Russia
2020 November 23 COVIDaware Minnesota
2020 November 30 WA Notify Washington (state)
2020 December 21 Smittestopp Norway

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See also

External links


  1. "China launches coronavirus 'close contact detector' app". BBC News. 11 February 2020. Retrieved 19 January 2021. 
  2. "PATHCHECK FOUNDATION". okosvaros.lechnerkozpont.hu. Retrieved 16 January 2021. 
  3. "PathCheck". pathcheck.org. Retrieved 16 January 2021. 
  4. 4.0 4.1 "Digital contact-tracing during the Covid-19 pandemic: an analysis of newspaper coverage in Germany, Austria, and Switzerland" (PDF). medrxiv.org. Retrieved 6 December 2020. 
  5. Tapper, James (6 December 2020). "Recruit volunteer army to trace Covid-19 contacts now, urge top scientists". The Guardian. ISSN 0261-3077. Retrieved 18 April 2020. 
  6. Lua error in package.lua at line 80: module 'Module:Citation/CS1/Suggestions' not found.
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  10. "Government of India launches ArogyaSetu App to track Covid 19 infection" (PDF). aarogyasetu.gov.in. Retrieved 6 December 2020. 
  11. "Initial commit". github.com. Retrieved 6 December 2020. 
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  16. "NZ COVID Tracer app released to support contact tracing". health.govt.nz. Retrieved 6 December 2020. 
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  18. "NHS Test and Trace: the journey so far". health.org.uk. Retrieved 6 December 2020. 
  19. "Latvia launches the first publicly available contact tracing app". labsoflatvia.com. Retrieved 6 December 2020. 
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  21. "IMMUNI APP available for downloading on the APPLE and GOOGLE stores". innovazione.gov.it. Retrieved 6 December 2020. 
  22. "NNPC Develops Covid-19 Contact Tracing App". www.rigzone.com. Retrieved 20 January 2021. 
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  24. "Poland Rolls Out Privacy-Secure Coronavirus Tracking App". usnews.com. Retrieved 6 December 2020. 
  25. "Pakistan's Covid-19 App Becomes Laughing Stock as it Fails at Contact Tracing, Privacy". News18. 9 June 2020. Retrieved 20 January 2021. 
  26. "French hacker claims Pakistan's COVID-19 contact tracing app reveals patients' locations, govt denies claims- Technology News, Firstpost". Tech2. 10 June 2020. Retrieved 20 January 2021. 
  27. [Das küßte mich auf deutsch und sprach auf deutsch "Queda operativa hoy app que advierte si estuviste cerca de una persona con COVID-19 y lo notificó"] Check |url= value (help). elpais.com.uy. Retrieved 6 December 2020. 
  28. "Germany launches 'best' coronavirus tracing app". dw.com. Retrieved 6 December 2020. 
  29. Welle (www.dw.com), Deutsche. "Germany launches 'best' coronavirus tracing app | DW | 16.06.2020". DW.COM. Retrieved 19 January 2021. 
  30. "BIOS, anonymous contact tracing app for Covid-19". Dhaka Tribune. 18 June 2020. Retrieved 20 January 2021. 
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  33. "Japan's coronavirus contact-tracing app launched amid privacy concerns". The Japan Times. 19 June 2020. Retrieved 20 January 2021. 
  34. "Effectiveness of the COVID-19 Contact-Confirming Application (COCOA) based on a Multi Agent Simulation". arxiv.org. Retrieved 6 December 2020. 
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  36. "SwissCovid app available from 25 June". bag.admin.ch. Retrieved 6 December 2020. 
  37. "Contact tracing through Healthy Together App now fully functional". kutv.com. Retrieved 6 December 2020. 
  38. "Así es Radar COVID, la aplicación de rastreo de contactos de coronavirus española". hipertextual.com. Retrieved 6 December 2020. 
  39. "Coronavirus: 1 Death From Covid-19 In Ireland Today". midlands103.com. Retrieved 6 December 2020. 
  40. "Government of Mexico City Implements Avaya Contact Center Solutions for Contact Tracing, Conducting 2,700 Tests Daily Across 117 Health Centers". www.businesswire.com. 13 July 2020. Retrieved 20 January 2021. 
  41. "Covid-19: Tracing app is released for NI". bbc.com. Retrieved 6 December 2020. 
  42. "Positive test but no code to enter into COVID Alert exposure app? We want to hear from you". ctvnews.ca. Retrieved 6 December 2020. 
  43. "COVIDWISE Exposure Notification App Launced to Help Contain COVID-19". vdh.virginia.gov. Retrieved 6 December 2020. 
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  45. "North Dakota announces launch of Care19 Alert app to help reduce spread of COVID-19 as students return". governor.nd.gov. Retrieved 6 December 2020. 
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  47. "Alabama launches statewide coronavirus tracking app". al.com. Retrieved 6 December 2020. 
  48. "UA Launches 'Covid Watch' Virus Notification App". tucsonlocalmedia.com. Retrieved 6 December 2020. 
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  50. "Koronavilkku has now been published - download the app to your phone!". thl.fi. Retrieved 16 January 2021. 
  51. "The Finnish Covid-19 app Koronavilkku has now been published – download the app to your phone!". solita.fi. Retrieved 16 January 2021. 
  52. "Download the app – Every COVID Alert SA app download means more lives saved in SA". sacoronavirus.co.za. Retrieved 16 January 2021. 
  53. "COVID-19 Alert: South Africa to Move to Level 1 Restrictions from Sept. 21". worldaware.com. Retrieved 16 January 2021. 
  54. "StayAway Covid". sns.gov.pt. Retrieved 6 December 2020. 
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  57. "Guam Covid Alert". guamcovidalert.guam.gov. Retrieved 16 January 2021. 
  58. "Scotland's Covid contact tracing app downloaded more than 600,000 times". bbc.com. Retrieved 16 January 2021. 
  59. "State of Delaware Launches COVID Alert DE Mobile App". news.delaware.gov. Retrieved 16 January 2021. 
  60. "State of Delaware launches COVID Alert DE mobile app". capegazette.com. Retrieved 16 January 2021. 
  61. "Chráním sebe, chráním tebe!". erouska.cz. Retrieved 16 January 2021. 
  62. "eRouška 2.0: Co to je, jak se používá a proč se nemusíte bát o soukromí". mobilmania.cz. Retrieved 16 January 2021. 
  63. "Coronavirus Today – Sep 22 – Large stadiums and return of fans; Governor would take vaccine; SlowCOVIDNC app launched". northcarolinahealthnews.org. Retrieved 16 January 2021. 
  64. "The North Carolina Department of Health and Human Services launches SlowCOVIDNC exposure notification app". unc.edu. Retrieved 16 January 2021. 
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  66. "More Than 50,000 People Download COVID Alert PA App". pittsburgh.cbslocal.com. Retrieved 17 January 2021. 
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  69. "Dutch coronavirus app rolls out nationally Oct. 10 after months of talks". nltimes.nl. Retrieved 17 January 2021. 
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