Premom vs ASPIRE Study
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Premom
This app helps women track their menstrual cycles, predict ovulation, and monitor fertility to increase chances of conception. It offers personalized insights, expert guidance, and tools like BBT charting and ovulation test scanning. Users can also track pregnancy progress and connect with a supportive community.
- Ovulation test scanning and LH level quantification
- Automatic BBT thermometer syncing and charting
- Period and cycle logging with symptom tracking
- Pregnancy mode with due date calculation and tips
- PCOS AI for interpreting cycle trends
- Partner invitation for shared updates and insights
- Virtual consultations with fertility experts
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Join over 1.5 million women who have gotten pregnant while using Premom, your all-in-one period tracker and ovulation app.* How does Premom accurately track my ovulation? Developed by the trusted Easy@Home brand, Premom’s smart algorithms analyze your cycle and ovulation tests to predict your fertile window with precision. How can Premom support my TTC journey? With FastPass™ to Pregnancy, get expert guidance and personalized education designed to help you conceive faster. Whether you’re tracking your period or trying to conceive, Premom provides the tools—like our digital ovulation test reader and automatic basal body temperature (BBT) charting—to remove the guesswork from your fertility journey. Why is my menstrual cycle irregular and what do these symptoms mean for my fertility? Take a Self-Assessment to explore your cycle patterns and get tips to support your cycle health and chances of getting pregnant. I have PCOS, how can I find my fertile window? Premom’s PCOS AI interprets BBT and OPK trends to spot fertile signs, while our specialized nutrition plan supports your metabolic health. Because it takes two, invite your partner to Predad™. Link their account to see your cycle or pregnancy updates, receive fertility insights, and get key ovulation reminders. Upgrade to Premom Premium for advanced cycle reports, personalized content, enhanced pregnancy tracking, and webinars with fertility experts. Premium members saw pregnancy rates up to 229% higher than non-members!** OVULATION CALCULATOR & FERTILITY TRACKER • Scan your ovulation tests and quantify your LH levels to know when you will likely ovulate. Know your chances of pregnancy with easy fertility readings of low, high, and peak. • Our smart BBT thermometer auto syncs and charts your temps next to other signs of fertility • Sync with Apple Health app to export or import BBT or wrist-temperature data PREGNANCY TRACKER How does Premom support my pregnancy by week? Monitor your baby’s growth and know what to expect with Premom Pregnancy Mode: • Calculate your due date • Get daily tips to manage symptoms and prepare for childbirth • Enjoy a personalized, smoother pregnancy journey CYCLE & PERIOD CALENDAR • Easy period logging calendar that adjusts based on your ovulation test and BBT data • Keep track of 50+ PMS, mood swings, and other symptoms to monitor hormonal changes throughout your cycle LEARN FROM HEALTH EXPERTS • Schedule a virtual consultation with experts to help interpret your chart and cycle tracking from home • Optimize your cycle with physician-designed reports • Export your cycle data to share with your doctor SUPPORTIVE COMMUNITY • Ask questions and search for advice from preconception through pregnancy. Share your fertility tests and BBT charts to receive support from thousands of women. SUBSCRIPTION INFORMATION Premom offers a subscription service (“Premium”) that provides you with a more personalized experience, physician-designed cycle insights and expert services. • Payment will be charged to your iTunes account after payment confirmation • Subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current billing cycle • Your iTunes account will be charged for renewal within 24 hours of the end of the current billing cycle • Subscriptions can be managed and auto-renewal may be turned off by going to your Account Settings after purchase For more info, visit: https://support.apple.com/en-us/HT202039 Guarantee: https://premom.com/money-back-guarantee Privacy Policy: https://premom.com/privacy-policy Terms of Service: https://premom.com/terms-of-service Questions? Email support@premom.com *Over 1.5 million users logged pregnancy or positive pregnancy test results while using Premom app **Based on internal analytical studies of 1.73 million users registered for 6 months
ASPIRE Study
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The ASPIRE mobile application is an invite-only digital health companion specifically designed for first-time mothers participating in the multi-site, longitudinal, observational cohort study: ASPIRE: Advancing Stillbirth Prevention through Innovative Risk Evaluation. Funded via the Wellcome Leap InUtero programme and managed in collaboration with Medicines360, Precia, and Daiser, the ASPIRE app serves as a vital component to explore digital phenotyping. By collecting real-world contextual metrics alongside standard clinical care, the study seeks to build advanced predictive tools that can help identify signs of pregnancy complications—such as pre-eclampsia (PE), fetal growth restriction (FGR), and gestational diabetes mellitus (GDM)—earlier than traditional methods. Key App Features & Functionality • Secure & Simplified Task Management: A minimal, at-a-glance homepage dashboard that keeps your required pregnancy check-ins on track. Participants can see upcoming tasks and completion status, while raw health values remain hidden to support emotional safety and reassure you. • Validated Patient Reported Outcomes (ePROs): Periodically batch-complete brief, clinically validated surveys tracking physical symptoms, lifestyle habits, and maternal wellbeing. Check-ins occur on several occasions during pregnancy and postpartum, taking only 10–15 minutes per batch. • Seamless Connected Health Syncing: Secure integration with smart wearables (such as the Oura Ring) or your phone's native health environment (Apple Health / Google Fit) to log continuous physiological metrics like sleep cycles, heart rate variability, and movement without extra effort. • Comprehensive Verified Resource Hub: Immediate in-app access to a medically vetted Frequently Asked Questions (FAQ) library detailing the research protocols, data privacy safeguards, and step-by-step app support workflows. Strict Data Privacy & Research Security Your data is safe, private, and treated with strict protocol compliance. The ASPIRE app maps all logged data directly to a unique Participant ID (PID)—never storing patient-identifiable information on application servers. All information is encrypted, and safely stored by the clinical study team. Disclaimer: This app is for clinical research purposes only and does not provide medical care, diagnoses, or urgent symptom interpretation. Clinical decisions remain dictated strictly by your routine doctor or midwife care team.
Screenshots
Verdict
The clearest difference is in-app purchases: ASPIRE Study at none against Premom's 16. Premom's advantage is update cadence (weekly vs monthly) and chart position (#39 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Premom sells 12 in-app purchases, starting at $9.99 per month. ASPIRE Study asks for nothing beyond the download.
Premom ships an update weekly, ASPIRE Study monthly. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.
| Parameter | Premom | ASPIRE Study |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (60K ratings) — better | — |
| Positive reviews | 70.2% of reviews | — |
| Number of ratings | 60K — better | — |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #39 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 272 MB | 73 MB |
| Age rating | 12+ | 17+ |
| Developer | Easy Healthcare Corporation | Daiser Ltd |
Bugs and requests
Premom
Reported bugs
3 issues- Inability to log miscarriage data
- Syncing issues with Bluetooth thermometers
- Ovulation test results not accurately detected
Requested features
4 requests- Ability to edit past data entries
- Option to switch between Celsius and Fahrenheit
- More customization options for the calendar view
- Enhanced data export capabilities
ASPIRE Study
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Premom
- Premium (US)$9.991 Month
- Premom$12.991 Month
- Premium (US)$20.493 Months
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- Premium$20.493 Months
- Premom Fertility Tracker$23.493 Months
- Premium (US)$26.993 Months
- Premium$28.496 Months
- Premom$35.996 Months
- Premium (UK)$35.996 Months
- Premium7 Days trial$37.996 Months
- Premium$37.996 Months
- Premium6 Months trial4 variants$37.996 Months
ASPIRE Study
No in-app purchases
Questions
Is Premom free?
Is ASPIRE Study free?
Do Premom or ASPIRE Study have ads?
Which is updated more often, Premom or ASPIRE Study?
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