# DAVID Ovulation Tracker vs ADAURA2 China

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.

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.

## The numbers

| Metric | DAVID Ovulation Tracker | ADAURA2 China |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/david-ovulation-tracker/id1572795820/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 19.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Free | — |
| Size | 122 MB | 79 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [婕 李](https://appshunter.io/developer/1570072252) | [Medable, Inc.](https://appshunter.io/developer/660544651) |

## What reviewers say

### 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


### ADAURA2 China

[App page](https://appshunter.io/ios/app/adaura2-china/id6443546428)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DAVID Ovulation Tracker free?

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

### Is ADAURA2 China free?

ADAURA2 China is free to download, with no in-app purchases.

### Do DAVID Ovulation Tracker or ADAURA2 China have ads?

Neither DAVID Ovulation Tracker nor ADAURA2 China shows ads.

### Which is updated more often, DAVID Ovulation Tracker or ADAURA2 China?

DAVID Ovulation Tracker ships an update monthly, and ADAURA2 China every 9 months. Most recently, DAVID Ovulation Tracker was updated on October 20, 2026 and ADAURA2 China on October 13, 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.*