# 丁香妈妈 vs DAVID Ovulation Tracker

The clearest difference is review sentiment: 丁香妈妈 at 71% against DAVID Ovulation Tracker's 19%. 丁香妈妈 also leads on rating (4.8 vs 1.0) and ratings volume (248 vs 1). DAVID Ovulation Tracker's advantage is in-app purchases (none vs 14) and iOS requirement (11.0 vs 15.0). On price and ads there is nothing between them.

Both are free to download. 丁香妈妈 sells 14 one-off in-app purchases. DAVID Ovulation Tracker asks for nothing beyond the download.

丁香妈妈 holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: 丁香妈妈 has 248 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 71% of 丁香妈妈's written reviews are positive against 19% of DAVID Ovulation Tracker's.

丁香妈妈 ships an update fortnightly, DAVID Ovulation Tracker monthly. Both last shipped on September 25, 2026.

## The numbers

| Metric | 丁香妈妈 | DAVID Ovulation Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (248 ratings)](https://appshunter.io/ios/app/06/id1401783711/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/david-ovulation-tracker/id1572795820/reviews) |
| Number of ratings | **248** | 1 |
| Positive reviews | **70.8% of reviews** | 19.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 150 MB | 122 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [杭州丁香健康管理有限公司](https://appshunter.io/developer/1401783710) | [婕 李](https://appshunter.io/developer/1570072252) |

## What reviewers say

### 丁香妈妈

[App page](https://appshunter.io/ios/app/06/id1401783711)

This app provides scientific parenting guidance for families with children aged 0-6. It offers a comprehensive knowledge base, practical tools for tracking development, expert-led courses, and engaging audio content for early childhood education. It also features a curated online store for mother and baby health products.

**Highlights:** Scientific parenting knowledge base, Pregnancy and child development tracking tools, Expert-led courses on parenting and education, Early childhood audio content, Curated mother and baby product store, Disease, symptom, and medication lookup

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 学习币 | $0.99 | one-time |
| 8 学习币 | $0.99 | one-time |
| 6 学习币 | $0.99 | one-time |
| 30 学习币 | $3.99 | one-time |
| 50 学习币 | $6.99 | one-time |
| 68 学习币 | $9.99 | one-time |
| 88 学习币 | $12.99 | one-time |
| 108 学习币 | $14.99 | one-time |
| 98 学习币 | $14.99 | one-time |
| 158 学习币 | $22.99 | one-time |
| 168 学习币 | $24.99 | one-time |
| 198 学习币 | $29.99 | one-time |
| 218 学习币 | $31.99 | one-time |
| 488 学习币 | $69.99 | one-time |


### DAVID Ovulation Tracker

[App page](https://appshunter.io/ios/app/david-ovulation-tracker/id1572795820)

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.

**Highlights:** Ovulation tracking, Fertile window prediction, Ovulation test result analysis, Menstrual cycle calculation, Pregnancy knowledge base, Test record keeping

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 丁香妈妈 free?

丁香妈妈 is free to download, with in-app purchases available.

### Is DAVID Ovulation Tracker free?

DAVID Ovulation Tracker is free to download, with no in-app purchases.

### Which has better reviews, 丁香妈妈 or DAVID Ovulation Tracker?

丁香妈妈 is rated higher. 丁香妈妈 averages 4.8 out of 5 from 248 ratings, while DAVID Ovulation Tracker averages 1.0 from 1 ratings.

### Do 丁香妈妈 or DAVID Ovulation Tracker have ads?

Neither 丁香妈妈 nor DAVID Ovulation Tracker shows ads.

### Which is updated more often, 丁香妈妈 or DAVID Ovulation Tracker?

丁香妈妈 ships an update fortnightly, and DAVID Ovulation Tracker monthly. Most recently, 丁香妈妈 was updated on September 25, 2026 and DAVID Ovulation Tracker on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*