When was Clue founded?

Clue was founded in 2012 and raised its 1st funding round 1 year after it was founded.

Where is Clue located?

Clue is headquartered in Berlin, Germany.

Which legal entities is Clue associated with?

Clue is associated with BioWink GmbH.

How many employees does Clue have?

As of Jun 30, 2026, the latest employee count at Clue is 158.

Is Clue a funded company?

Clue is a funded company, having raised a total of $56M across 9 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on May 15, 2013.

How much is Clue worth?

The latest valuation of Clue is $***** as of Jan 01, 2016.

When was the latest funding round of Clue?

Clue's latest funding was a $***** Series B round on Jan 15, 2026, with participation from 1 investor.

What is the annual revenue of Clue?

Annual revenue of Clue is between €1M and €10M as on Dec 31, 2021

Where does Clue rank among its competitors?

Clue ranks 1st amongst 158 active competitors, of which 15 are funded. It stands 3rd in terms of total funding among its competitors. The most recent competitor to raise funding was Mystoria, which secured $366K in May, 2026.

Who are the top competitors of Clue?

Clue's top competitors include Natural Cycles, Grace.health and Glow. Among them, Mystoria secured the most recent funding round in May, 2026.

Clue - 2026 Company Profile, Team, Funding, Competitors & Financials

Company Details

Provider of women-led period and cycle tracker app. The application offers cycle statistics and predictions. It provides tracking modes based on individual needs. The application allows users to share cycles with partners.

Website: helloclue.com
Social

Key Metrics

Founded Year

2012

Location

Berlin, Germany

Stage

Series B

Total Funding

$56M in 9 rounds

Latest Funding Round

Series B, Jan 15, 2026, $*****

Post Money Valuation

$***** as on Jan 01, 2016

Investors

Union Square Ventures & 46 more

Ranked

1^st among 158 active competitors

Annual Revenue

€1M - €10M as on Dec 31, 2021

Employee Count

158 as on Jun 30, 2026

Similar Companies

Natural Cycles & 219 more

View Clue's full profile

Clue is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
BioWink GmbH CIN: HRB146666B , Germany, Active	Dec 16, 2012	€1M - €10M (As on Dec 31, 2021)	78 (As on Dec 31, 2021)

Clue has raised a total funding of $56M over 9 rounds. Its first funding round was on May 15, 2013. Its latest funding round was a Series B round on Jan 15, 2026 for $*****. 1 investor participated in its latest round. Clue has 28 institutional investors and 19 angel investors.

Here is the list of recent funding rounds of Clue:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jan 15, 2026	7276974	Series B	6684799	6422082	8456130	2773962
Apr 04, 2023	6017376	Series B	8547641	1941327	7985829	7534296
Dec 16, 2021	6142808	Series B	4641712	5773760	Balderton Capital & 1 more	NGP Capital & 4 more

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View details of Clue's funding rounds and investors

The founders of Clue are Hans Raffauf and Ida Tin.

Here are the details of Clue's key team members:

Hans Raffauf: Former Co-Founder of Clue and founder of 1 other company. They are also an angel investor in 2 startups and serve on the board of 1 company.
Contact Info: 1 email address
Ida Tin: Former Co-Founder of Clue. They serve on the board of 1 company.
Contact Info: 1 email address

Clue's Board of Directors

Clue's board has 2 active members. Hans Raffauf and Ida Tin are part of team.

Here is the list of Clue's board of directors:

Name	Type	Representing	Status	Duration
Hans Raffauf	Team	-	Current	13y 6m
Ida Tin	Team	-	Current	13y 6m

View details of Clue's Founder profiles and Board Members

Clue's employee count trend

Clue has 158 employees as of Jun 26. Here is Clue's employee count trend over the years:

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Top competitors of Clue include Natural Cycles, Grace.health and Glow. Here is the list of Top 10 competitors of Clue, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Clue 2012, Berlin (Germany), Series B	Provider of women-led period and cycle tracker app	$56M	Draper Esprit, Mosaic Ventures & 45 others	74/100
2nd	Natural Cycles 2013, Stockholm (Sweden), Series C	Provider of a fertility tracking app that doubles as birth control	$99.5M	Sunstone, EQT & 8 others	72/100
3rd	Grace.health 2017, Stockholm (Sweden), Acquired	App for tracking women's health	$2.57M	VNV Global, Fast Track Malmo & 8 others	62/100
4th	Glow 2013, San Francisco (United States), Series B	Fertility tracking platforms	$23M	Formation 8, 9Yards & 4 others	57/100
5th	Premom 2002, Burr Ridge (United States), Unfunded	App for calculating ovulation	-	-	55/100
6th	Kindara 2009, Boulder (United States), Acquired	Fertility tracking app and community empowering women to understand their bodies	$7.83M	Boston Seed Capital, Staenberg Venture Partners ... & 20 others	53/100
7th	Xiamen Meiyou 2013, Xiamen (China), Series E	Social network for women and a menstruation period tracking app	$201M	SIG, K2VC & 5 others	53/100
8th	Nabta Health 2017, Dubai (United Arab Emirates), Seed	App for tracking menstrual cycles	$3.5M	MBRIF & 4 others	47/100
9th	Mystoria 2024, Kitchener (Canada), Seed	Provider of a platform for reproductive health tracking and support	$1.99M	Graphite Ventures, Ontario Canada & 1 others	47/100
10th	Simpluna 2020, Koto City (Japan), Unfunded	Provider of a date calculator app for menstruation cycles	-	-	44/100