Easy and modern way
to keep family purity

Practical and precise. All calculations and reminders done for you.

Discover Our Features

Automatic Date Calculations

Get accurate dates for hefsek taharah, shivah neki'im, mikvah night and onot prishah — all computed instantly based on your halachic settings.

Privacy-Focused & User-Friendly

Your information is secure and private. Clean design, simple navigation, and clear guidance — all to make observing family purity easy and precise.

Easy access

Synchronize with Google Calendar for easy access from your phone or desktop. Access also from Apple and Outlook calendars!

Couple accounts

Connected accounts, separate reminders and language preferences for each one.

Flexible reminders

Receive events notifications both on your phone and email, choose the best time for them.

Ready to Get Started?

Join MikvahKal today for family purity with accurate calculations, seamless reminders, and a reliable way to stay organized — every step of the way.

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Frequently Asked Questions

MikvahKal is a digital tool designed to help women and couples keep the laws of Taharat HaMishpacha (family purity) with precision and ease. It calculates all relevant dates, tracks cycles, and sends timely reminders — all based on your personal halachic settings.

Sure! Get the app here.

MikvahKal is designed for users who are familiar with the basic concepts of Taharat HaMishpacha (Family Purity). While the app automates a comprehensive array of halachic verifications and complex calculations, we strongly encourage all users to learn well the laws and consult with a halachic authority when needed.

Absolutely. MikvahKal is built also with advanced users in mind. It supports a wide range of halachic opinions, detailed customizations, and complex cases — while automating the calculations and reminders that even experienced users often find time-consuming or prone to oversight.

Sure. You can select from multiple halachic opinions or set a custom one. Your calculations will follow your choice, and you can adjust this setting anytime.

You can receive reminders for all important dates — hefsek taharah, shivah neki’im checks, mikvah night, onot prishah and more. Reminders can be sent by email, phone notifications, or both, and you can choose the best time to receive them.

Yes! You can sync MikvahKal with your Google Calendar, so all your events will appear directly in your personal calendar app — whether you're using iPhone, Android, or desktop. You can also hide or remove the calendar at any time without losing your data.