
81
BU Score
Excellent
Mein Menstruations-Kalender
✍️ BU Analytics Review
“
Mein Menstruations-Kalender is an iOS app from SimpleInnovation LLC in the Health & Fitness category, currently rated 4.8★ across 52,317 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 81 — Excellent (strong product-market fit). For a Health & Fitness app, that means strong product-market fit.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (52,317 ratings)METRIC | +$5,500 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| Multilingual (23 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| too expensiveREVIEW | −$1,000 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Jun 25
Jul 25
Aug 25
Sep 25
Oct 25
Nov 25
Dec 25
Jan 26
Feb 26
Mar 26
Apr 26
May 26
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 159 MB🔞 12+📱 iOS 15.0+🔖 v12.6.0🔄 updated 5d ago🌐 BG, CS, NL, EN, FR +18📂 Health & Fitness💰 Paid🚀 Launched 2015 (10y old)
📝 About this app
Period Tracker and Calendar is an easy-to-use application that helps you track your cycle, ovulation, and fertile days. Whether you're planning a pregnancy, managing birth control, or just getting to know your cycle better, Period Tracker & Calendar is here to support you and take care of your needs along the way.
Period Tracker and Calendar is a CE Class I Medical Device (EU) intended to support tracking menstrual cycles and monitoring related symptoms. It processes user-entered data to generate predictions for upcoming periods and estimated fertile windows, so you can feel more prepared in your daily life with information tailored to your body.
→ Everything you need to track your period and health in one place:
Simple Period Tracker
• Log your cycle quickly with a clean, intuitive interface designed to make tracking effortless
• Get predictions for upcoming periods based on your history and your unique cycle
Comprehensive Health Tracking
• Track 100+ symptoms, moods, and activities
• See patterns and insights about your health over time, so you can better understand your body
Fertility & Ovulation Tracking
• Monitor your fertile window and ovulation days
• Helpful for planning or preventing pregnancy, depending on your needs
Pregnancy & Baby Growth
• Follow your baby’s development week by week, with guidance and tips along the way
• Track your body changes and pregnancy milestones
Perimenopause Support
• Track symptoms like hot flashes, mood changes, and irregular cycles
• Stay aware of your body during this transition
Personalization & Discreet Reminders
• Customize your app with color themes and Dark Mode that fit your style and feel comfortable to use every day
• Set subtle, customizable reminders for periods, ovulation, or medication that keep your personal life private
Privacy and Data Protection
• Lock your app with a password to keep your data private - your information stays yours
• Back up and restore your data easily on a new device, so nothing important is lost
Key features:
- Easy-to-read calendar to visualize non-fertile, fertile, ovulation, expected period and period day
- Daily tracking to log flow, symptoms, moods, temperature, weight, medicine, PMS, notes, and more
- Clear insights into your cycle and health patterns
- Timely reminders to stay on top of your periods, ovulation, fertile days, and medication
- Quick backup and restore to keep your data safe and pick up where you left off on any device.
Pregnancy Mode
Follow your baby’s growth and your body changes week by week
Get weekly insights and tips to support you throughout your pregnancy
Track symptoms and milestones in one place
Generate and share reports with your doctor easily
Perimenopause Mode
Track symptoms like hot flashes, sleep changes, mood shifts, and irregular cycles
See how your cycle and symptoms change
Gain clearer insight into your body during this transition
Flexible tracking options that adapt to your needs
- Adjust prediction intervals for irregular or changing cycles
- Adjust luteal phase length if you track and log ovulation
- Log cervical observations for fertility tracking
Simple Mode
- Hide ovulation, fertility and related data
- Ideal for teens and users who prefer simple tracking
! Important !
This application does not provide medical diagnosis or medical advice and is not intended as a substitute for consultation with a qualified healthcare professional. It should not be used as the sole method of contraception, for pregnancy prevention, fertility treatment management, or for diagnosing or treating any medical condition. Predictions and insights are estimates based on user-entered data and natural biological variability may affect accuracy.
Simple, intuitive, and thoughtfully designed, Period Tracker and Calendar supports you through every stage — from cycle tracking to pregnancy and perimenopause. Download today to stay informed and keep track of your health with confidence.
Period Tracker and Calendar is a CE Class I Medical Device (EU) intended to support tracking menstrual cycles and monitoring related symptoms. It processes user-entered data to generate predictions for upcoming periods and estimated fertile windows, so you can feel more prepared in your daily life with information tailored to your body.
→ Everything you need to track your period and health in one place:
Simple Period Tracker
• Log your cycle quickly with a clean, intuitive interface designed to make tracking effortless
• Get predictions for upcoming periods based on your history and your unique cycle
Comprehensive Health Tracking
• Track 100+ symptoms, moods, and activities
• See patterns and insights about your health over time, so you can better understand your body
Fertility & Ovulation Tracking
• Monitor your fertile window and ovulation days
• Helpful for planning or preventing pregnancy, depending on your needs
Pregnancy & Baby Growth
• Follow your baby’s development week by week, with guidance and tips along the way
• Track your body changes and pregnancy milestones
Perimenopause Support
• Track symptoms like hot flashes, mood changes, and irregular cycles
• Stay aware of your body during this transition
Personalization & Discreet Reminders
• Customize your app with color themes and Dark Mode that fit your style and feel comfortable to use every day
• Set subtle, customizable reminders for periods, ovulation, or medication that keep your personal life private
Privacy and Data Protection
• Lock your app with a password to keep your data private - your information stays yours
• Back up and restore your data easily on a new device, so nothing important is lost
Key features:
- Easy-to-read calendar to visualize non-fertile, fertile, ovulation, expected period and period day
- Daily tracking to log flow, symptoms, moods, temperature, weight, medicine, PMS, notes, and more
- Clear insights into your cycle and health patterns
- Timely reminders to stay on top of your periods, ovulation, fertile days, and medication
- Quick backup and restore to keep your data safe and pick up where you left off on any device.
Pregnancy Mode
Follow your baby’s growth and your body changes week by week
Get weekly insights and tips to support you throughout your pregnancy
Track symptoms and milestones in one place
Generate and share reports with your doctor easily
Perimenopause Mode
Track symptoms like hot flashes, sleep changes, mood shifts, and irregular cycles
See how your cycle and symptoms change
Gain clearer insight into your body during this transition
Flexible tracking options that adapt to your needs
- Adjust prediction intervals for irregular or changing cycles
- Adjust luteal phase length if you track and log ovulation
- Log cervical observations for fertility tracking
Simple Mode
- Hide ovulation, fertility and related data
- Ideal for teens and users who prefer simple tracking
! Important !
This application does not provide medical diagnosis or medical advice and is not intended as a substitute for consultation with a qualified healthcare professional. It should not be used as the sole method of contraception, for pregnancy prevention, fertility treatment management, or for diagnosing or treating any medical condition. Predictions and insights are estimates based on user-entered data and natural biological variability may affect accuracy.
Simple, intuitive, and thoughtfully designed, Period Tracker and Calendar supports you through every stage — from cycle tracking to pregnancy and perimenopause. Download today to stay informed and keep track of your health with confidence.
🆕 What's New · v12.6.0
– Fixed minor issues reported by users.
– Please send us your feedback!
– Please send us your feedback!
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Mein Menstruations-Kalender
- Developer
- SimpleInnovation LLC
- Bundle ID
- com.lbrc.PeriodCalendar
- App Store URL
- Open in App Store
- Category
- Health & Fitness
- Content rating
- 12+
- Languages
- BG, CS, NL, EN, FR, DE, EL, HU, ID, IT, JA, KO, NB, PL, PT, RO, RU, ZH, ES, SV, ZH, TR, UK
Company
- Website
- Not found
- Tagline
- Simple Innovation
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- OG image
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $22.0K/mo
- Top-grossing rank
- Outside top 100 in US Health & Fitness
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- https://simpleinnovation.us/contact
- About page
- Not found
📈Ratings growth52,317 ratings+8% lifetimeShow 3-year history estimate ▾
Tracked (44 weeks) Pre-tracking estimate (34 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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