Clue Period & Cycle Tracker icon

BioWink

For individuals with menstrual cycles seeking data-driven insights into reproductive health, fertility, and hormonal patterns.

1app4.8(394.7K)Health & Fitness

Snapshot

Who is BioWink?

Providing science-based menstrual health tracking and reproductive insights with a focus on data privacy and biometric integration.

Target audience

Individuals with menstrual cycles seeking data-driven insights into reproductive healthFertilityHormonal patterns

Active nemesis

Flo Health

Other rivals

Portfolio

Free 1
1
app
Health & Fitness1

Last updated

Clue Period & Cycle Tracker

v276.0

3mo ago

Intense

Publisher DNA

What defines BioWink?

Publisher DNA

Primary focus

Menstrual health and reproductive tracking

Scale

indie

Target audience

Individuals with menstrual cycles seeking data-driven insights into reproductive health, fertility, and hormonal patterns.

Signature Patterns

  • Science-backed approach to reproductive health tracking
  • Strong emphasis on GDPR-compliant data privacy and security
  • Freemium monetization via 'Clue Plus' subscription tiers
  • Integration with wearable hardware for biometric data collection
  • High update frequency with a bi-weekly release cadence
Intense

Portfolio momentum

Maintained an intense development pace with 12 updates for its flagship title over the last 6 months.

Last release 7d agoActive apps 1

Portfolio

What does BioWink ship?

Apps

1 app analysed

Gender-neutral design language removes barriers for diverse user segments

  • Long-term users value the accurate cycle tracking and health insights provided by the core interface
  • Aggressive and constant pop-up advertisements for premium subscriptions disrupt the core logging experience for free users

Distributed across 11 markets, strongest in Europe.

Based on 1 of 1 app with localized market data · last scanned .

Americas (3)

  • Brazil1 / 1
  • Mexico1 / 1
  • United States1 / 1

Europe (7)

  • France1 / 1
  • Germany1 / 1
  • Italy1 / 1
  • Netherlands1 / 1
  • Portugal1 / 1
+2 more europe markets
  • Spain1 / 1
  • Sweden1 / 1

Asia-Pacific (1)

  • Japan1 / 1

Core markets (1/1 apps)

BrazilFranceGermanyItalyJapanMexicoNetherlandsPortugalSpainSwedenUnited States

User Sentiment

How do users feel about their apps?

0

Positive apps

0

Neutral / mixed

1

Negative apps

35/100

Avg sentiment score

Rivals

Who does BioWink compete with?

The rivals identified

Nemeses(1)

Flo Health

known forFlo Ovulation & Period Tracker

1 app4.7Health & Fitness

Flo is the primary market rival, competing directly for the same user base by offering comprehensive cycle tracking, symptom analysis, and health insights.

Contenders(3)

Glow

known forGlow Eve Period Tracker

1 app4.4Health & Fitness

Glow Eve targets the same demographic by emphasizing community engagement and advanced data analytics.

GP Apps

known forPeriod Tracker by GP Apps

1 app4.4Health & Fitness

This app competes by providing specialized modes for pregnancy and fertility tracking alongside standard cycle monitoring.

Winkpass Creations

known foriPeriod Lite Period Tracker

2 apps4.4Health & Fitness

A lightweight alternative that focuses on essential tracking and basal body temperature (BBT) graphing.

Same space(4)

CVS Caremark

known forCVS Caremark

1 app4.4Health & Fitness

This app serves the broader medical needs of users who may also be managing reproductive health.

Delight Room Co.

known forAlarmy - Loud alarm clock

1 app4.8Health & Fitness

While in a different category, it competes for the user's morning routine and health-related habit formation.

Elsa George

known forPain Relief Sounds for Periods

1 app0.0Health & Fitness

This app addresses a specific pain point—period discomfort—that Clue users often log.

Wild Technologies AI

known forWild.AI: Hormones & Fitness

1 app4.5Health & Fitness

This app overlaps with Clue's mission by providing hormone-aware training recommendations based on cycle phases.

New entrants(2)

Hyung-Shik Jung

known forEndolog: Endometriosis Tracker

1 app4.3Health & Fitness

This app targets a specific medical niche within the cycle tracking space, offering specialized logging.

Mandy Peper

known forCycleGlow: Energie & Cyclus

1 app5.0Health & Fitness

A new entrant focusing on the intersection of energy levels and cycle phases.

The Analyst's Read

The bottom line on BioWink

Bottom line

BioWink is a specialized single-app publisher that has successfully defended its niche by prioritizing data sovereignty and clinical utility. Their high weighted rating and consistent update velocity signal a mature product with strong user retention.

Frequently asked questions

How many apps does BioWink publish?
BioWink has 1 app tracked by Marlvel, primarily in the Health & Fitness category.
What kind of apps does BioWink make?
BioWink's portfolio is concentrated in Health & Fitness, with an average rating of 4.8/5 across rated apps.
What is BioWink's top app?
By review volume across the portfolio, Clue Period & Cycle Tracker is BioWink's best-known app tracked by Marlvel.
In how many countries are BioWink's apps available?
Marlvel has tracked BioWink's apps across 11 countries.

What fed this analysis

Apps analyzed:
1
With full intel:
0
With overview:
1
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by BioWink, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “BioWink intelligence.” Updated 2026-04-23. https://marlvel.ai/publishers/biowink-gmbh

See methodologyContact support

Data licensed under CC-BY-NC 4.0