drip period & cycle tracker icon

Heart of Code e.V.

For privacy-conscious individuals seeking transparent, non-commercial tools for menstrual health and fertility awareness.

1app4.1(401)Health & Fitness

Snapshot

Who is Heart of Code e.V.?

Providing a transparent, open-source alternative for menstrual cycle and fertility tracking. Empowering users to maintain data sovereignty.

Target audience

Privacy-conscious individuals seeking transparentNon-commercial tools for menstrual healthFertility awareness

Rivals analysis in progress

Portfolio

Free 1
1
app
Health & Fitness1

Last updated

drip period & cycle tracker

v1.2510.25

10mo ago

Maintenance

Publisher DNA

What defines Heart of Code e.V.?

Publisher DNA

Primary focus

Privacy-focused health and fitness tracking

Scale

indie

Target audience

Privacy-conscious individuals seeking transparent, non-commercial tools for menstrual health and fertility awareness.

Origin

Founded as an alternative to commercial apps to provide transparent, open-source cycle tracking that keeps data on the user's device.

Signature Patterns

  • Open-source development model
  • Strict local-only data storage policy
  • Gender-inclusive design language
  • Free, non-commercial pricing model
  • Integration of sympto-thermal fertility methods
Maintenance

Portfolio momentum

Released 2 updates in the last 6 months for their single active application.

Last release 115d agoActive apps 1

Portfolio

What does Heart of Code e.V. ship?

Apps

1 app analysed

The Analyst's Read

The bottom line on Heart of Code e.V.

Bottom line

Heart of Code e.V. occupies a niche, mission-driven position in the health-tech space by prioritizing user privacy over monetization. Their model is a viable alternative for users wary of data-mining, though they face significant growth constraints compared to commercial competitors.

Frequently asked questions

How many apps does Heart of Code e.V. publish?
Heart of Code e.V. has 1 app tracked by Marlvel, primarily in the Health & Fitness category.
What kind of apps does Heart of Code e.V. make?
Heart of Code e.V.'s portfolio is concentrated in Health & Fitness, with an average rating of 4.1/5 across rated apps.
What is Heart of Code e.V.'s top app?
By review volume across the portfolio, drip period & cycle tracker is Heart of Code e.V.'s best-known app tracked by Marlvel.

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 Heart of Code e.V., 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. “Heart of Code e.V. intelligence.” Updated 2026-05-09. https://marlvel.ai/publishers/heart-of-code-e-v

See methodologyContact support

Data licensed under CC-BY-NC 4.0