Ads change incentives
When an app depends heavily on advertising, it may be pushed to maximize attention, tracking, or targeting. For intimate health data, that deserves scrutiny.
A cycle app should help you understand yourself, not keep you scrolling.
A calmer experience
Luteal focuses on a clear, ad-free interface. You check your cycle, log what matters, and leave.
The right tradeoff
Free access can be useful, but privacy, transparency, and business model matter as much as features.