Features
See it in action.
A clean, considered interface designed to fade into the background — so you can log a day in seconds and get on with yours.
Track your cycle stats
Visual cycle calendar
Smart predictions
The difference
What you get with Kalena.
Most period apps are built around extracting value from you. Kalena isn't.
Most period apps
-
Where your data lives
Their servers
-
Pricing model
Subscription, often €60+/year
-
Account required
Yes
-
Tracking & analytics
Multiple third-party SDKs
-
When you uninstall
Data may persist on their servers
Kalena
-
Where your data lives
Your phone, only
-
Pricing model
One-time unlock for premium
-
Account required
No account, no email
-
Tracking & analytics
None
-
When you uninstall
Deleted instantly
Privacy by design
We have no servers.
Most period apps say they protect your privacy. We're built differently — we physically cannot see your data because it never reaches us.
-
No account or email required
-
Data deleted instantly when you uninstall
-
No 30-day retention policies
-
No third-party analytics or advertising SDKs
Read our full privacy policy
iOS
Coming to iPhone soon.
Pop your email below and we'll let you know the moment Kalena is live on the App Store. No spam, no marketing list — just one email when we launch.