
85
BU Score
Excellent
Perioden Kalender - Zyklus App
✍️ BU Analytics Review
“
Perioden Kalender - Zyklus App is an iOS app from ABISHKKING LIMITED. in the Health & Fitness category, currently rated 4.9★ across 168,544 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 85 — 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:
| High install base (168,544 ratings)METRIC | +$12,000 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.9★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Multilingual (49 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 |
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 →💾 272 MB🔞 12+📱 iOS 15.0+🔖 v3.5.3🔄 updated 5d ago🌐 SQ, AR, BN, BG, CA +44📂 Health & Fitness💰 Paid🚀 Launched 2014 (11y old)
📝 About this app
** Top Rating Period Tracker App, Trusted by 300+ Million Women **
Check out the most widely-used period, ovulation & pregnancy tracker, which has been helping improve the well-being of over 300,000,000 women in 45+ countries in the past decade. At every stage of life, Period Tracker safeguards your well-being.
PRIVACY YOU CAN TRUST – NO ACCOUNT NEEDED
Unlike many apps, you can use ours without registering. Your data stays 100% on your device, never uploaded or shared. Delete everything with a single tap – your privacy, fully protected.
MY CALENDAR FOR PERIOD & CYCLE
We'll remind you of the dates when your next period starts and ends on time. It's useful whether you have irregular or regular period. Period Tracker will provide tailored PMS advice and menstrual guidance on period pain relief.
OVULATION & FERTILITY TRACKER
We help calculate the most fertile days and analyze the fertility window based on your unique cycle. You can get pregnant naturally ASAP by learning your CHANCE OF CONCEPTION daily.
PREGNANCY MODE: WEEK-BY-WEEK
Follow your baby's weekly growth. Use our due date calculator to find out when your baby's BIG DAY will be and count down it.
PARTNER MODE
Share menstrual cycles with your partner for more support. No pop-up ads – Enjoy a shared experience in planning life and sex, and tracking pregnancy.
BIRTH CONTROL REMINDER
Quickly record and stay on track with your contraceptive methods like pills, rings, patches, injections, IUDs, or implants. You can customize the reminder message for individual services.
PILL REMINDER
Set start date, interval, durations, and dose quantity for any medication, drugs or supplements. So you won't forget to take pills when life gets busy.
SYMPTOM PREDICTIONS & TIPS
Record symptoms during any life stage. Get predictions and courses to learn how to deal with them. Take breast self-exam monthly to find abnormalities early.
>>Key Features:
- Accurate prediction & reminders of menstruation & the most fertile days
- Track cycle lengths, flow intensity, when you are ovulating, birth control methods, etc.
- Log 58 symptoms, 67 moods, and energy levels to know your menstrual pattern
- Track daily chance of getting pregnant with BBT, cervical mucus, ovulation & pregnancy test records
- Baby's due date countdown
- Export a health report with charts for self-archive or doctors
- Insights from fertility specialists
- PIN code, Face ID, & Fingerprint lock to protect your private data
- Daily health tracker: weight, hydration, sleep, mood, sex, steps, etc.
- Breast self-exam guidance
- Multiple accounts to track for different, for example, mother/daughter
- Unlimited app themes & pets
- Available in 39 languages
- Sync data with Apple Health
- Backup and restore data between devices
Upgrade to Premium and Enjoy It All:
- Monthly cycle trends analysis
- Daily fertility insights
- Symptom tracking & health insights
- Exclusive self-care courses
- Kegel exercises for women
- Comprehensive pregnancy support
About Subscription Details:
After you choose the Premium plan that‘s right for you and confirm your purchase, the payment will be charged to your iTunes account. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. If you currently have a free trial, any unused time will be forfeited when you purchase a subscription.
You can manage or change your subscription anytime in ‘Account Settings’ on your device. If you choose to continue, the renewal fee will be charged 24 hours before the current period ends at the same price as your initial subscription.
Note: Period Calendar should not be used to replace any form of contraceptive method.
For any questions, feel free to contact us via [Settings] -> [Bug Report&Feedback] in app or write to us at abishkking.apple@gmail.
Privacy Policy: https://pc.abishkking.com/privacypolicy.html
Terms of Use: https://pc.abishkking.com/terms.html
Check out the most widely-used period, ovulation & pregnancy tracker, which has been helping improve the well-being of over 300,000,000 women in 45+ countries in the past decade. At every stage of life, Period Tracker safeguards your well-being.
PRIVACY YOU CAN TRUST – NO ACCOUNT NEEDED
Unlike many apps, you can use ours without registering. Your data stays 100% on your device, never uploaded or shared. Delete everything with a single tap – your privacy, fully protected.
MY CALENDAR FOR PERIOD & CYCLE
We'll remind you of the dates when your next period starts and ends on time. It's useful whether you have irregular or regular period. Period Tracker will provide tailored PMS advice and menstrual guidance on period pain relief.
OVULATION & FERTILITY TRACKER
We help calculate the most fertile days and analyze the fertility window based on your unique cycle. You can get pregnant naturally ASAP by learning your CHANCE OF CONCEPTION daily.
PREGNANCY MODE: WEEK-BY-WEEK
Follow your baby's weekly growth. Use our due date calculator to find out when your baby's BIG DAY will be and count down it.
PARTNER MODE
Share menstrual cycles with your partner for more support. No pop-up ads – Enjoy a shared experience in planning life and sex, and tracking pregnancy.
BIRTH CONTROL REMINDER
Quickly record and stay on track with your contraceptive methods like pills, rings, patches, injections, IUDs, or implants. You can customize the reminder message for individual services.
PILL REMINDER
Set start date, interval, durations, and dose quantity for any medication, drugs or supplements. So you won't forget to take pills when life gets busy.
SYMPTOM PREDICTIONS & TIPS
Record symptoms during any life stage. Get predictions and courses to learn how to deal with them. Take breast self-exam monthly to find abnormalities early.
>>Key Features:
- Accurate prediction & reminders of menstruation & the most fertile days
- Track cycle lengths, flow intensity, when you are ovulating, birth control methods, etc.
- Log 58 symptoms, 67 moods, and energy levels to know your menstrual pattern
- Track daily chance of getting pregnant with BBT, cervical mucus, ovulation & pregnancy test records
- Baby's due date countdown
- Export a health report with charts for self-archive or doctors
- Insights from fertility specialists
- PIN code, Face ID, & Fingerprint lock to protect your private data
- Daily health tracker: weight, hydration, sleep, mood, sex, steps, etc.
- Breast self-exam guidance
- Multiple accounts to track for different, for example, mother/daughter
- Unlimited app themes & pets
- Available in 39 languages
- Sync data with Apple Health
- Backup and restore data between devices
Upgrade to Premium and Enjoy It All:
- Monthly cycle trends analysis
- Daily fertility insights
- Symptom tracking & health insights
- Exclusive self-care courses
- Kegel exercises for women
- Comprehensive pregnancy support
About Subscription Details:
After you choose the Premium plan that‘s right for you and confirm your purchase, the payment will be charged to your iTunes account. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. If you currently have a free trial, any unused time will be forfeited when you purchase a subscription.
You can manage or change your subscription anytime in ‘Account Settings’ on your device. If you choose to continue, the renewal fee will be charged 24 hours before the current period ends at the same price as your initial subscription.
Note: Period Calendar should not be used to replace any form of contraceptive method.
For any questions, feel free to contact us via [Settings] -> [Bug Report&Feedback] in app or write to us at abishkking.apple@gmail.
Privacy Policy: https://pc.abishkking.com/privacypolicy.html
Terms of Use: https://pc.abishkking.com/terms.html
🆕 What's New · v3.5.3
We've fixed bugs and made your cycle tracker smoother. Period predictions and daily symptom logs now feel quicker and more reliable.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Perioden Kalender - Zyklus App
- Developer
- ABISHKKING LIMITED.
- Bundle ID
- com.abishkking.periodcalendar
- App Store URL
- Open in App Store
- Category
- Health & Fitness
- Content rating
- 12+
- Languages
- SQ, AR, BN, BG, CA, HR, CS, DA, NL, EN, FI, FR, DE, EL, GU, HE, HI, HU, ID, IT, JA, KN, KO, LV, LN, LT, MK, MS, MR, NB, NN, FA, PL, PT, RO, RU, SR, ZH, SK, SL, ES, SV, TA, TH, ZH, TR, UK, UR, VI
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Creating beautiful digital products engineered to fulfill all your needs in health & life style
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- $200.0K ($180.0K – $220.0K)AI medium
- AI annual estimate
- $2.4M/yr
- ML model estimate / mo
- $22.4K/mo
- Top-grossing rank
- 🇧🇷#23 /100
- 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
- feedback@abishkking.com
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
✨AI Revenue EstimateCONFIDENCE: MEDIUM
The iOS app "Perioden Kalender - Zyklus App" (also known as "Period Tracker Period Calendar") by ABISHKKING LIMITED is estimated to generate approximately $200,000 in monthly revenue, leading to an annual estimate of $2.4 million.
Sources mentioned: Sensor Tower, Adapty
⭐Recent App Store Reviews49 latest · avg 4.65★ · 83.7% 5★ · 4.1% 1★
5★41 (84%)
4★4 (8%)
3★1 (2%)
2★1 (2%)
1★2 (4%)
+17,511 ratings/week
Praise: love ×14 great ×8 amazing ×6 recommend ×4 perfect ×3
Top positive
★★★★★ Me encanta
Le doy un 10/10 a la app…
★★★★★ Obdj
Muy buena…
Top negative
★☆☆☆☆ polyphobic
more than one partner linkable when🥹🤞 or a friend mode…
★☆☆☆☆ Difficulty with deleting account
Deleting accounts to make a new one or add other dependents on shouldn’t be that hard.…
📈Ratings growth168,544 ratings+15% lifetimeShow 3-year history estimate ▾
Tracked (25 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution●Top 10●Top 30●Top 60
📊Category Rank Trajectory#23 now · best #20 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
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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