Comparison

Mikvah Calendar vs Zmanim™

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mikvah Calendar

This app provides accurate, rabbinically approved calculations for mikvah dates and reminders. It supports various Jewish traditions and offers personalized tools for tracking and preparation, ensuring privacy and halachic adherence.

Highlights
  • Automatic mikvah date calculations
  • Supports diverse Jewish traditions (minhagim)
  • Smart reminders and halachic alerts
  • Personalized tracking and kavuah system
  • Secure communication with religious leaders
  • Global support and multilingual access
Features
Read full description

Mikvah Calendar – The Original, Rabbinically Approved Mikvah Calculator MikvahCalendar.com is the most advanced and accurate Mikvah Calendar app, trusted by over a hundred thousand couples worldwide. Designed with full rabbinic approval, this powerful mikvah tracker calculates all your important mikvah dates and reminders based on your personal minhag and halachic custom. Whether you're Ashkenazic, Sephardic, Chabad, Satmar, Skver, Belz, Ger, Bucharian, or follow another tradition, Mikvah Calendar supports your home and lifestyle with precision, ease, and privacy. The Most Complete Mikvah Tracker Available: - Automatic Mikvah Date Calculations Calculates mikvah nights, Hefsek Taharah, Onot Perishah, ovulation estimates, and more. Supports all major minhagim: Ashkenaz, Chabad, Sephardic, Satmar, Belz, Skver, Ger, and Bucharian. Adjusts for leap years, daylight saving time, zmanim, Yom Kippur, and Tisha B’Av. Location-based zmanim for accurate mikvah times. - Smart Reminders & Halachic Alerts Discreet SMS, email, WhatsApp* (where available), or phone call reminders. Optional Mehadrin mode for homes without internet. Alerts for mikvah nights, ovulation, and halachic considerations. Health and fertility awareness reminders included. - Personalized Mikvah Tools Track flows, establish kavuah patterns, and view mikvah history. Use the most advanced kavuah system — the most accurate in the world. Mikvah preparation checklist. Add private notes and monitor trends. - Communication & Support for Your Home Securely email your Rabbi, Kallah teacher, or Rebbetzin with your mikvah calendar and history. “Ask the Rabbi” feature for halachic guidance tailored to your situation. Easily print summaries of mikvah dates and history for personal or rabbinic reference. Designed to support the halachic needs of your home with sensitivity and care. - Global Support & Multilingual Access Adjust calculations when traveling between cities and time zones. Why Choose MikvahCalendar.com? Rabbinically endorsed and trusted across communities. Developed by MIT graduates with a focus on halachic accuracy and user-friendly design. Used by hundreds of thousands of couples, chosson and kallahs, rabbis and rebbetzins, and chosson and kallah teachers worldwide. Supports both high-tech homes and homes that choose to limit internet access. Note: Internet connection is required to use the app. For those who prefer, a Mehadrin phone-based system is available with no internet required — receive reminders via phone call in your local time zone. MikvahCalendar.com is the original, most complete mikvah calendar solution for women and couples committed to taharat hamishpacha. Whether you need a comprehensive mikvah tracker, reminders, zmanim related to taharat hamishpacha or halachic clarity, this app helps bring confidence and calm to your home.

About

Zmanim™

Features
Read full description

We created this app for you, our loyal users, to offer you faster and better support, to find out about the latest news, to connect with our community and to use our tools. We hope you enjoy it. You are welcome to send us your suggestions. Just write to us, we would love to hear your feedback.

Screenshots

Mikvah Calendar4 screens
Zmanim™3 screens

Verdict

The call

Mikvah Calendar and Zmanim™ are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Mikvah Calendar versus Zmanim™: the parameters behind the verdict, then further details
ParameterMikvah CalendarZmanim™
PriceFreeFree
Rating4.9 (1.3K ratings) — better—
Positive reviews85.4% of reviews—
Number of ratings1.3K — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.411.0 — better
Further details — not scored
Size14 MB22 MB
Age rating4+4+
DeveloperMikvahCalendar.comHaim Cohen

Bugs and requests

Mikvah Calendar

Reported bugs

6 issues
  • App and website not working
  • App does not open
  • Tends to glitch
  • Fatal error messages
  • Keeps user logged out
Show 1 more
  • Reminders stopped working

Requested features

5 requests
  • Add a place to check off bedikas
  • In App Purchases for subscriptions
  • More discreet app icon for screen sharing
  • Add dark mode option
  • Advanced analytics dashboard

Zmanim™

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Mikvah Calendar

No in-app purchases

None

Zmanim™

No in-app purchases

Questions

Is Mikvah Calendar free?
Mikvah Calendar is free to download, with no in-app purchases.
Is Zmanim™ free?
Zmanim™ is free to download, with no in-app purchases.
Do Mikvah Calendar or Zmanim™ have ads?
Neither Mikvah Calendar nor Zmanim™ shows ads.

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