Period Calc: Hijri & Ramadan
Muslim Cycle Tracker & Planner
Only for iPhone
Free · In‑App Purchases
iPhone
Know when your next period is due, with the Hijri date on every day. No account, no ads: your cycle data stays on your phone. And now the app speaks your language.
Know your next period, fertile days and ovulation day, with Hijri and Gregorian dates on every calendar day.
Before Ramadan, see whether your period may fall in it, so you can plan your fasts early.
Your cycle data stays on your phone: no account, no ads, and an optional PIN or Face ID lock.
FREE
• Next-period prediction from your own cycles, with a countdown in days
• A clear calendar: period days, predicted period, fertile days, ovulation day
• The Hijri date (Umm al-Qura) on every day, adjustable by one or two days to match your country's calendar
• A free heads-up: may your period overlap the coming Ramadan?
• Log flow, mood and symptoms in one tap, and add a note
• Gentle reminders 2 days before your period, on the day and on ovulation day, plus a daily log reminder; discreet by default, with no details unless you turn them on
• App lock with a 4-digit PIN, plus Face ID or Touch ID
• Pregnancy mode: due date in Hijri and Gregorian, your current week and trimester
• Cycle history with your average cycle and period length; periods of up to 15 days
• Available in 50+ languages: the app starts in your phone's language, and you can change it any time in Settings
PREMIUM (optional subscription)
• Ramadan planner: your expected period days in Ramadan, day by day, and how many days you may be unable to fast
• Missed-fast (qada) counter: counts the fasts to make up from the period days you log in Ramadan, and tracks what you have made up and what is left
• Reminders 3 days before Ramadan, and to make up missed fasts before the next Ramadan
• Hajj & events planner: will your period overlap Hajj, Umrah, a trip or a wedding?
• A full 12-month forecast instead of 3 cycles
• Today's tip for your cycle phase, and your expected symptoms
• Your symptom patterns and a chart of your last 6 cycle lengths
• Export your data as a CSV file
SUBSCRIPTION PLANS
• Premium Yearly: 1 year (89.99 SAR in Saudi Arabia)
• Premium Monthly: 1 month (14.99 SAR in Saudi Arabia)
In other countries the price is set in your local currency and shown before you buy. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically for the same length and price unless you cancel at least 24 hours before the end of the current period. Cancel anytime in Settings › your name › Subscriptions.
Predictions are estimates, not medical advice or a diagnosis, and not a method of contraception.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://hossamhamouda.com/periodcalculator/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Now in your language: Period Calc is available in 50+ languages and starts in your phone's language.
You can change the language any time in Settings.
Plus small improvements.
The developer, Hossam Hamouda, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Hossam Hamouda
- Size
- 39.1 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later.
- iPhone
- Languages
English and 51 more
- English, Arabic, Azerbaijani, Bengali, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Gujarati, Hausa, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Kannada, Kazakh, Korean, Malay, Malayalam, Marathi, Norwegian Bokmål, Oriya, Pashto, Persian, Polish, Portuguese, Punjabi, Romanian, Russian, Simplified Chinese, Slovak, Slovenian, Somali, Spanish, Swahili, Swedish, Tamil, Telugu, Thai, Traditional Chinese, Turkish, Ukrainian, Urdu, Uzbek, Vietnamese
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Premium Monthly $2.99
- Premium Yearly $19.99
- Copyright
- © 2026 Hossam Hamouda