Health tech
Luna Bloom
A calm monthly guide for period timing, ovulation, and cycle planning
Free period calculator and period calendar to estimate your next period, ovulation date, fertile window, and menstrual cycle timeline.
About Luna Bloom
Luna Bloom is a free period calculator and period calendar designed to help people estimate their next period, ovulation date, fertile window, and menstrual cycle timing in one clear monthly view. The tool works by adding your average cycle length to the first day of your last period, with ovulation estimated around 14 days before the next period. It provides a calm, educational planning interface for cycle timing, travel planning, workout scheduling, and everyday routines, with separate pages for late period checks, irregular cycles, and ovulation details. The site operates in English and Chinese and is designed as a planning tool for anyone wanting a gentle monthly forecast, while directing people with severe symptoms or fertility concerns to consult licensed clinicians.
What we found
- Next period forecast with estimated date and timing
- Ovulation date estimation
- Fertile window calculation
- Adjustable cycle length and period length
- Bilingual interface in English and Chinese
- Planning tools for travel, workouts, and routines
- Late period calculator tool
- Irregular period cycle calculator
- Body tracking and notes capability
Pricing
Pricing model: Free
Common questions
- How does this period calculator estimate the next cycle?
- The tool adds your average cycle length to the first day of your last period. Ovulation is estimated around 14 days before the next period, which also shapes the fertile window.
- What if my cycle length changes month to month?
- Irregular patterns benefit from a range view, and a future version can save several cycles and build a more personal estimate.
- Who is this page for?
- It works well for anyone who wants a gentle monthly forecast and for teams building a warm health tool around cycle planning.
- Can I use it like a menstrual cycle calculator each month?
- Yes. Enter the first day of your last period and your usual cycle length, then use the monthly map as a simple menstrual cycle calculator for planning.
- Is this also a period calendar or period predictor?
- Yes. The same page works as a period calendar and period predictor because it maps your next period, fertile window, and ovulation timing onto one monthly timeline.
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Luna Bloom has a free listing. The owner can unlock the full profile with a paid launch for $5:
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