# Fertility Tracker | Ovulation vs Aster

The clearest difference is ads: Aster at none against Fertility Tracker | Ovulation's shown. Fertility Tracker | Ovulation's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Fertility Tracker | Ovulation sells 4 in-app purchases, starting at $0.99 per 7 days and Aster sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Fertility Tracker | Ovulation ships an update every 3 months, Aster every 2 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fertility Tracker | Ovulation | Aster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 80 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Erdem Kara](https://appshunter.io/developer/1015700209) | [Ngo Pham Huy](https://appshunter.io/developer/973008275) |

## What reviewers say

### Fertility Tracker | Ovulation

[App page](https://appshunter.io/ios/app/fertility-tracker-ovulation/id6754397480)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Weekly Subscription | $0.99 | per 7 days |
| Premium - Monthly Subscription | $2.99 | per month |
| Premium - Yearly Subscription | $19.99 | per year |
| Premium - Yearly Subscription | $29.99 | per year |


### Aster

[App page](https://appshunter.io/ios/app/aster-menopause-tracker/id6777118642)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aster Premium (Monthly) | $7.99 | per month |
| Aster Premium (Annual) | $49.99 | per year |


## Frequently asked questions

### Is Fertility Tracker | Ovulation free?

Fertility Tracker | Ovulation is free to download, with in-app purchases available.

### Is Aster free?

Aster is free to download, with in-app purchases available.

### Do Fertility Tracker | Ovulation or Aster have ads?

Fertility Tracker | Ovulation shows ads; Aster does not.

### Which is updated more often, Fertility Tracker | Ovulation or Aster?

Fertility Tracker | Ovulation ships an update every 3 months, and Aster every 2 months. Most recently, Fertility Tracker | Ovulation was updated on October 28, 2026 and Aster on October 24, 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.*