Your treatment at a glance
Cumulative dose in mg/kg, days left and the expected end date
iOS and Android app
IsoCalc
Dose in mg/kg, photos, alerts
Know exactly where your isotretinoin treatment stands: cumulative dose in mg/kg, expected end date, skin photo diary and reminders.
Coming soon to the App Store Coming soon to Google Play
Features
Everything you need. Nothing more.
Watch your skin improve
Photo diary with dates and a before and after comparison
Your doctor's plan, calculated
Weight, daily dose and a goal in mg/kg or in months
Never miss a dose
Reminders for your dose, blood tests and doctor visits
A report for your doctor
PDF summary of every dose and date, ready to share
Every course counts
Earlier courses add up to your cumulative dose
See it in action
Easy to use from the first tap.
Support
Frequently asked questions
How do I remove ads?
Open Settings → Remove ads in the App. It is a one-time purchase, ads are gone for good.
I bought “Remove ads” but see ads on my new phone.
Go to Settings → Restore purchases in the App, signed in with the same Apple Account (on Android: Google Account) you used for the purchase.
How do I change my privacy or ad choices?
In the App: Settings → Privacy choices. Tracking can also be managed in iOS: Settings → Privacy & Security → Tracking, and the advertising ID on Android: Settings → Privacy → Ads.
Where is my data?
Only on your device: not on our servers. It moves to a new phone when you restore from an iCloud, Google or computer backup.
How do I get a refund?
Refunds are handled by Apple: reportaproblem.apple.com. On Android: Google Play, Google Play refunds.
Contact
Need a hand?
Write to us: we usually reply within a few days. Feature ideas are welcome too.