Clearblue
An international consumer diagnostics brand specializing in home pregnancy, ovulation, and fertility testing.
Last updated August 31, 2026
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Overview
Clearblue is a consumer diagnostics brand focused on home tests and fertility-monitoring products. Its principal product categories are pregnancy tests, ovulation tests, and fertility monitors designed to help consumers identify pregnancy or estimate the fertile window without visiting a clinic for the initial test. The brand is associated with Swiss Precision Diagnostics (SPD), a consumer-diagnostics company headquartered in Geneva. SPD was established in 2007 through a joint venture involving Procter & Gamble and Alere, the diagnostics company later acquired by Abbott. Clearblue therefore operates within a corporate structure connected to both a major consumer-products group and a major healthcare-diagnostics group, although the brand itself is not a separately listed company. Clearblue entered the market in 1985 with a home pregnancy test that provided a result in approximately 30 minutes. At the time, home pregnancy testing was still developing as a consumer category, and the product emphasized convenience by allowing a woman to test before consulting a doctor. The original system used a dipstick and a small tray and required several steps. In 1988, the brand introduced a one-step pregnancy test based on lateral-flow technology, reducing the time and complexity required to obtain a result. The company subsequently shortened the result time, introducing a one-minute home pregnancy test in 1996. A major turning point came in 2003, when Clearblue launched a digital pregnancy test that displayed the result in words such as “Pregnant” or “Not Pregnant.” This approach sought to reduce the ambiguity associated with interpreting lines on conventional strip tests. In selected European markets, Clearblue later added a conception indicator that estimated the time since conception. The product range has continued to include conventional line tests as well as digital formats, with availability and product claims varying by market and regulatory approval. Clearblue also expanded from pregnancy confirmation into preconception testing. In 1989, it introduced a one-step home ovulation test designed to detect a surge in luteinising hormone, or LH, which is associated with the fertile period. In 1999, the brand launched a fertility monitor that measured two hormonal signals, including an estrogen metabolite and LH. It introduced a digital ovulation test in 2004 and later developed dual-hormone products capable of identifying both estrogen-related changes and the LH surge. These products positioned Clearblue as a broader reproductive-health brand rather than solely a pregnancy-test label. The brand has increasingly combined diagnostic testing with digital interfaces. In 2017, it launched the Clearblue Connected Ovulation Test System, which used Bluetooth connectivity to synchronize test results with a smartphone application. The system provided a cycle calendar, comparisons across cycles, and reminders. In 2019, Clearblue partnered with the Be My Eyes service to provide assistance for blind and low-vision users. This work reflected the brand’s broader emphasis on making home-test results easier to interpret and use. Clearblue’s positioning is based on accessible consumer diagnostics, recognizable result formats, product-design usability, and claims relating to scientific or clinical performance. It has received product-design and consumer-health awards, including recognition for the Clearblue Plus Pregnancy Test and its digital ovulation products. The brand has also supported pregnancy-preparation and maternal-health initiatives, including work with Tommy’s in the United Kingdom and a donation to Flight for Every Mother. Its current business scope remains concentrated on home reproductive-health testing, with products distributed through pharmacies, supermarkets, online retailers, and other healthcare and consumer channels in multiple countries.
History
Clearblue was introduced in 1985 as a home pregnancy-testing brand associated at that time with Unilever. Its first product was a rapid home test that produced a result in roughly 30 minutes. The product used a dipstick and a small tray and represented an early attempt to move pregnancy testing from a medical setting into the home. Its consumer proposition centered on convenience: a person could obtain an initial indication before arranging a medical consultation. In 1988, Clearblue introduced a one-step pregnancy test using lateral-flow technology. The change simplified the testing process and shortened the time needed to obtain a result. The brand continued to compete through speed and ease of interpretation, launching a one-minute home pregnancy test in 1996. These developments helped establish Clearblue as a recognizable name in the expanding over-the-counter pregnancy-testing market. The brand’s most visible technological shift came in 2003 with the launch of a digital pregnancy test. Rather than asking users to interpret lines, the device displayed a written result, including “Pregnant” or “Not Pregnant.” In Europe, Clearblue subsequently offered a digital pregnancy test with a conception indicator, which estimated the time elapsed since conception. Product availability, labeling, and permitted claims differ between countries because home diagnostic products are subject to local regulatory requirements. Clearblue expanded into ovulation and fertility testing as consumers sought tools to identify the most fertile days of the menstrual cycle. In 1989, the company released a one-step ovulation test that detected the LH surge. In 1999, it introduced a fertility monitor that combined estrogen-related and LH measurements, making it possible to track more than one hormonal signal. A digital ovulation test followed in 2004, and later products used dual-hormone readings to identify changes preceding and accompanying the LH surge. In 2007, Swiss Precision Diagnostics was formed as a joint venture involving Procter & Gamble and Alere. Alere was subsequently acquired by Abbott, while SPD continued to operate as the corporate platform associated with Clearblue and other consumer diagnostic products. SPD is headquartered in Geneva, Switzerland, and Clearblue research and development activities have included an innovation center in Bedford, United Kingdom. The research operation has been described as conducting extensive clinical research on women’s health and reproductive diagnostics. Clearblue continued its digital development with the Clearblue Connected Ovulation Test System, launched in 2017. The system linked testing equipment to a smartphone by Bluetooth and presented results alongside a monthly calendar, cycle comparisons, and reminder functions. This represented a shift from a standalone disposable test toward a connected consumer-health experience. In 2019, the brand added an accessibility initiative with Be My Eyes, allowing blind and low-vision users to obtain assistance through the app. Brand-building has combined product innovation with design awards, reproductive-health education, and charitable partnerships. Clearblue received a Red Dot product-design award for its Clearblue Plus Pregnancy Test in 2012, while its digital ovulation product received recognition in the Prima Baby Reader Awards in 2011. The Connected Ovulation Test System received European and United Kingdom over-the-counter product awards in 2019. The brand also partnered with Tommy’s in the United Kingdom during 2018–2019 on pregnancy-preparation awareness and supported Flight for Every Mother, a maternal-health initiative associated with humanitarian work in Africa. Today, Clearblue remains an international consumer-diagnostics brand whose core categories are pregnancy confirmation, ovulation prediction, and fertility monitoring. Its products are sold through healthcare and general retail channels, with formats and claims adapted to individual markets. The brand’s identity rests on rapid testing, digital result interpretation, hormonal measurement, and the goal of making reproductive-health information available in the home.
- 2019
Connected system receives OTC product awards
[2]The connected ovulation system receives European and UK over-the-counter product recognition.
- 2017
Connected Ovulation Test System launched
[1]Clearblue introduces a Bluetooth-connected system that combines dual-hormone testing with smartphone-based cycle tracking.
- 2007
Swiss Precision Diagnostics is formed
[1]SPD is established as a joint venture involving Procter & Gamble and Alere.
- 2004
Digital ovulation test introduced
[1]The company launches a digital format for ovulation testing.
- 2003
Digital pregnancy test launched
[1]Clearblue introduces a digital test that presents a written pregnancy result on a screen.
- 1999
Dual-hormone fertility monitor launched
[1]The brand introduces a fertility monitor measuring estrogen-related signals together with LH.
- 1996
One-minute pregnancy test introduced
[1]Clearblue reduces the stated result time for a home pregnancy test to approximately one minute.
- 1989
One-step ovulation test launched
[1]The brand introduces a home ovulation test for detecting the LH surge.
- 1988
One-step lateral-flow pregnancy test introduced
[1]Clearblue launches a one-step pregnancy test based on lateral-flow technology.
- 1985
Clearblue enters the home pregnancy-testing market
[1]The brand launches a rapid home pregnancy test that produces a result in about 30 minutes.
Products and positioning
A science-led, user-friendly consumer diagnostics brand offering rapid and digitally readable reproductive-health tests.
Pregnancy test · 1985
Clearblue Home Pregnancy Test
The original Clearblue home pregnancy-testing system, introduced in 1985, was designed to provide an early consumer result before a clinical consultation. Its original multi-step format used a dipstick and tray and delivered an answer in approximately 30 minutes.
Pregnancy test
Clearblue Plus Pregnancy Test
A line-based pregnancy test designed around a recognizable plus-sign result format and ergonomic handling. The product received product-design recognition, including a Red Dot award in 2012.
Digital pregnancy test · 2003
Clearblue Digital Pregnancy Test
A digital pregnancy test that displays a written interpretation such as “Pregnant” or “Not Pregnant,” reducing the need for users to interpret faint or ambiguous lines. European versions have included a conception-indicator feature.
Ovulation test · 1989
Clearblue Ovulation Test
A home test category that detects the LH surge associated with the most fertile part of the menstrual cycle. Clearblue introduced its first one-step ovulation test in 1989 and later expanded the range with digital and dual-hormone formats.
Fertility monitor · 1999
Clearblue Fertility Monitor
A fertility-monitoring product designed to evaluate more than one hormonal signal, including an estrogen metabolite and LH. The dual-hormone approach was intended to identify a broader fertile window than an LH-only test.
Connected fertility-testing system · 2017
Clearblue Connected Ovulation Test System
A connected ovulation-testing system launched in 2017. It combines dual-hormone testing with Bluetooth synchronization to a smartphone application, where users can view results, maintain a cycle calendar, compare cycles, and set reminders.
Marketing campaigns
- 2019Be My Eyes accessibility service
United Kingdom · International
Clearblue partnered with the Be My Eyes app to offer a service intended to help blind and low-vision users access assistance when using Clearblue products.
Outcome. Accessibility initiative launched
- 2018Pregnancy preparation partnership with Tommy’s
United Kingdom
Clearblue partnered with Tommy’s during 2018–2019 on communications concerning preparation for pregnancy and reproductive health.
Outcome. Public-health awareness partnership
- Flight for Every Mother support
Africa
Clearblue donated to Flight for Every Mother, a humanitarian project associated with improving maternal health in Africa.
Outcome. Charitable donation
Brand decisions
2017
Connect ovulation testing to mobile softwareProduct launchBackground
Smartphones enabled consumer-health products to store results and provide longitudinal cycle information.
Action taken
Clearblue launched a Bluetooth-connected dual-hormone ovulation-testing system with an accompanying smartphone application.
Aftermath
The brand extended its offering from disposable testing into connected fertility tracking.
2007
Establish Swiss Precision DiagnosticsStrategyBackground
Procter & Gamble and Alere combined consumer-brand capabilities with diagnostics expertise.
Action taken
The companies formed Swiss Precision Diagnostics as a consumer-diagnostics joint venture associated with Clearblue.
Aftermath
Clearblue continued under a dedicated consumer-diagnostics corporate structure connected to the later Abbott organization.
2003
Move into digital pregnancy-result displayProduct launchBackground
Users of conventional tests could find line-based results difficult to interpret.
Action taken
Clearblue launched a digital pregnancy test that displayed a written result on a screen.
Aftermath
The digital format became a defining element of the brand’s user-friendly product positioning.
Recent events
Clearblue launches 'Know Yourself' public-service video[4]
Reported:
Clearblue partnered with five prominent mother influencers on Weibo to launch a public-service video featuring five women's experiences while trying to conceive. The video advocates understanding and accepting oneself and calls for greater understanding and support for women trying to conceive.
Sources4 sources
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