Bio Island Authenticator vs DAVID Ovulation Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bio Island Authenticator
Verify the authenticity of health products by scanning their labels with your iPhone camera. This app provides peace of mind when purchasing nutritional supplements and health foods.
- Scan product labels
- Verify authenticity
- Peace of mind
- Nutritional supplement verification
- Health food scanner
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The Bio Island Authenticator app is designed to give you peace of mind when buying Bio Island products. Simply scan the Bio Island label using your iPhone camera to verify its authenticity. Since 2008 Bio Island, created and operated by JBX Pty Ltd based in Sydney has been dedicated to providing you and your entire family with nutritional supplements and health foods. We are passionate about our commitment to your daily health, that encourages happiness and wellbeing from a wide range of health products suitable for the whole family, through our kids, adults and lifestyle ranges. With our locally based manufacturing and our aim not to compromise on quality, our products continue to retain their guaranteed quality that you expect of and love about us. We at Bio Island have always taken great pride in selecting premium ingredients and offering you a product range that is proudly made locally in Australia. We strive for innovation and explore new trends by consumers, who continue to inspire us in finding what works best. At Bio Island we are proud to be supporting your family through trusted family nutrition.
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
Screenshots
Verdict
The clearest difference is update cadence: DAVID Ovulation Tracker at monthly against Bio Island Authenticator's every 12 months. DAVID Ovulation Tracker also leads on review sentiment (19% vs 0%) and iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 1.0 for Bio Island Authenticator against 1.0 for DAVID Ovulation Tracker. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 0% of Bio Island Authenticator's written reviews are positive against 19% of DAVID Ovulation Tracker's.
Bio Island Authenticator ships an update every 12 months, DAVID Ovulation Tracker monthly. The most recent releases landed on September 20, 2026 and September 25, 2026 respectively.
| Parameter | Bio Island Authenticator | DAVID Ovulation Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | 19.0% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 12 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 122 MB |
| Age rating | 4+ | 12+ |
| Developer | JBX Pty Ltd | 婕 李 |
Customer experience
Bio Island Authenticator
DAVID Ovulation Tracker
In-app purchases
Bio Island Authenticator
No in-app purchases
DAVID Ovulation Tracker
No in-app purchases
Questions
Is Bio Island Authenticator free?
Is DAVID Ovulation Tracker free?
Which has better reviews, Bio Island Authenticator or DAVID Ovulation Tracker?
Do Bio Island Authenticator or DAVID Ovulation Tracker have ads?
Which is updated more often, Bio Island Authenticator or DAVID Ovulation Tracker?
Other comparisons
