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Consumer mobile app

Health & habits · iOS · App Store

H2Flow

A consumer iOS app for intermittent fasting and hydration: timer, water logging, science tips, history, and subscriptions.

Live product, 10k+ users and growing · 10k+ users · still growing · generating revenue

Find on the App Store

The challenge

  • Turn a health idea into a real product people pay for, not a demo.
  • Ship the full iOS loop: onboarding, tracking, subscriptions, App Store release.

What shipped

  • iOS app with fasting timer, hydration logging, templates, and history
  • Subscription paywall and App Store release
  • Ongoing iteration from real user feedback

Results

  • 10k+ users

    In the App Store with more than 10,000 users, and still growing.

  • End-to-end delivery

    Design, engineering, payments, release, and aftercare. One team.

A look inside

H2Flow fasting timer screen
Fasting timer
H2Flow water logging screen
Water logging
H2Flow fasting templates screen
Protocols

How this could help you

  • Customer-facing apps

    If you need an app your users open themselves, with onboarding, core flows, and store or web release, we can own the full loop.

  • Tracking & logging patterns

    Timers, logs, reminders, and progress. Patterns we shipped here, reusable for field checks, compliance, or daily ops.

Talk through your workflow

05 — Contact

Tell us where you think AI could speed things up

Martijn and Michiel help find where AI makes the biggest difference, and build something that fits your work straight away. Without needing a large AI programme first.