All the onot, calculated for you
Veset HaChodesh, Haflagah, Onah Beinonit, Veset Kavua, dilugim and alternating patterns - each separated into day and night onah on the Hebrew calendar.
Halachic Niddah & Vesetot Calculator
A Jewish family purity calendar that calculates every day and onah of separation from the sightings you enter - accurately, on the Hebrew calendar, according to the halachic method you follow.
Open Halachic CalendarStringencies by your custom
Or Zarua, Pleisi and Chavos Daas, with settings for basic, yeshiva or fully custom psak, including Sephardi custom.
Pills, pregnancy and nursing
Pill periods, the first three months of pregnancy and the 24 months after birth are handled automatically.
Seven clean days and reminders
Track the hefsek tahara, the seven clean days and the immersion night, with browser and email reminders and Google Calendar sync.
Private and encrypted
Your data is stored encrypted in your personal account.
Your language, on your phone
Available in English, Hebrew, French and Russian, and installable on your phone as an app.
This software is a calculation aid only. For any halachic question, consult a qualified rabbi.