DAVID Ovulation Tracker vs ADAURA2 China
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DAVID Ovulation Tracker
This app helps women track their ovulation cycles and identify their fertile window. It allows users to upload ovulation test results for quick analysis and prediction, aiding in conception efforts. The app also provides menstrual cycle calculations and pregnancy-related knowledge.
- Ovulation tracking
- Fertile window prediction
- Ovulation test result analysis
- Menstrual cycle calculation
- Pregnancy knowledge base
- Test record keeping
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An App to track ovulation and help you find your fertile window. DAVID focuses on ovulation test for more than 20 years, and has given support to millions of women to get pregnant. DAVID App specializes in ovulation test and prediction, which is crucial for women in their trying to conceive journey, through which improve their chance of pregnancy and quality of feus. Users can easily upload the test result of ovulation test kit to the App after addition of urine sample into the kit, after that the intelligent App will quickly identify the result, then ovulation calculator will help you to predict ovulation. Among the App, modules such as menstrual cycle calculation, ovulation detection, pregnancy related knowledge, personal data, message, test records, help, system setting, etc. are included. Follow DAVID now and perform ovulation test with our App to boost your change of conceiving, have a healthy baby and communicate your pre-pregnancy or in-pregnancy experience with other woman who are on the same journey as you. Feel free to contact us. E-mail: namarketing@runbio-bio.com Facebook: DAVID by Runbio Instagram: davidbyrunbio
ADAURA2 China
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You are invited to participate in the Astra Zeneca ADAURA2 study. This app is specifically intended for study participants in the ADAURA2 study only. The Masimo MightySat Rx Pulse (model 9909 or 9907) Oximeter is a Class B digital device, pursuant to part 15 of the FCC Rules and has been been tested and found to comply with the Class B limits for medical devices according to the EN 60601-1-2: 2007, Medical Device Directive 93/42/EEC. The device has Declaration of Comformity (CE) for the following countries: Argentina, Brazil, Canada, Germany, Italy, Japan, Malaysia, Poland, Romania, Singapore, South Korea, Spain, Taiwan, Thailand, Turkey, United Kingdom, and the United States Disclaimer: Use of this app, sensor, and platform is in the context of a clinical study under the supervision of a physician. Patients should seek advice from their healthcare provider as needed and before making any medical decisions.
Screenshots
Verdict
The clearest difference is update cadence: DAVID Ovulation Tracker at monthly against ADAURA2 China's every 9 months. DAVID Ovulation Tracker also leads on iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
DAVID Ovulation Tracker ships an update monthly, ADAURA2 China every 9 months. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.
| Parameter | DAVID Ovulation Tracker | ADAURA2 China |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 19.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 122 MB | 79 MB |
| Age rating | 12+ | 4+ |
| Developer | 婕 李 | Medable, Inc. |
In-app purchases
DAVID Ovulation Tracker
No in-app purchases
ADAURA2 China
No in-app purchases








