Zman — Jewish Calendar Commands
All Jewish calendar info via SMS — no smartphone needed
📱 How to use
Text one of the commands below to (888) 516-3399. Works on any phone that can send SMS — flip phones, kosher phones, feature phones.
Start with ZMAN to see the full menu.
Candle Lighting
Returns the candle-lighting time for the upcoming Shabbos or Yom Tov in your ZIP code. Havdalah time included (72 minutes after sunset — Chabad minhag).
Sfiras Ha'Omer
Active between the 2nd night of Pesach (16 Nissan) and Shavuos. Returns today's day and week count, plus the middah of the day (Chesed she'b'Chesed, etc.).
Remember: the count is said after nightfall.
Rosh Chodesh
Shows the next few Rosh Chodesh dates. If within 3 days, flagged with a reminder so you don't forget Yaʿaleh V'yavo and Hallel.
Fast Days
Lists the upcoming fasts: Tzom Gedaliah, Yom Kippur, Asara B'Teves, Taʿanis Esther, Shivʿa Asar b'Tammuz, Tishʿa B'Av. Reminder if within 3 days.
Birkas HaLevana (Kiddush Levana)
Shows the window for this Hebrew month. Both the earliest (3 days) and Chabad minhag (7 days) are given, plus the latest acceptable date (15th of the month). You'll be reminded 3 days before the window opens.
Recited at night, outside, under clear sky when the moon is visible.
Daily Zmanim (prayer times)
Returns today's halachic times for your location: Alos Hashachar, Netz, Sof Zman Krias Shema, Chatzos, Mincha Gedola, Shkia, Tzeis HaKochavim.
📚 Data source
All times and dates come from the Hebcal open-source Hebrew calendar library (@hebcal/core), which is the same engine that powers Chabad.org, MyZmanim.com, and other trusted Jewish calendar sites. Calculations use your ZIP code's latitude/longitude for accurate sunset and sunrise times.