# Premom vs TempCurve BBT Chart

The clearest difference is in-app purchases: TempCurve BBT Chart at none against Premom's 16. Premom's advantage is update cadence (weekly vs monthly) and chart position (#39 vs unranked). On price and ads there is nothing between them.

Both are free to download. Premom sells 12 in-app purchases, starting at $9.99 per month. TempCurve BBT Chart asks for nothing beyond the download.

Premom ships an update weekly, TempCurve BBT Chart monthly. The most recent releases landed on October 26, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Premom | TempCurve BBT Chart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (61K ratings)](https://appshunter.io/ios/app/premom-ovulation-tracker-pcos/id1279295922/reviews)** | — |
| Number of ratings | **61K** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#39** | — |
| Size | 272 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Easy Healthcare Corporation](https://appshunter.io/developer/1159631019) | [拥军 刘](https://appshunter.io/developer/1896777340) |

## What reviewers say

### Premom

[App page](https://appshunter.io/ios/app/premom-ovulation-tracker-pcos/id1279295922)

**Currently charting:** #39 Top Grossing · Health & Fitness, #107 Top Free · Health & Fitness (US App Store)

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility to increase chances of conception. It offers personalized insights, expert guidance, and tools like BBT charting and ovulation test scanning. Users can also track pregnancy progress and connect with a supportive community.

**Highlights:** Ovulation test scanning and LH level quantification, Automatic BBT thermometer syncing and charting, Period and cycle logging with symptom tracking, Pregnancy mode with due date calculation and tips, PCOS AI for interpreting cycle trends, Partner invitation for shared updates and insights, Virtual consultations with fertility experts

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (US) | $9.99 | per month |
| Premom | $12.99 | per month |
| Premium (US) | $20.49 | per 3 months |
| Premium | $20.49 | per 3 months |
| Premom Fertility Tracker | $23.49 | per 3 months |
| Premium (US) | $26.99 | per 3 months |
| Premium | $28.49 | per 6 months |
| Premom | $35.99 | per 6 months |
| Premium (UK) | $35.99 | per 6 months |
| Premium | $37.99 | per 6 months |
| Premium | $37.99 | per 6 months |
| Premium | $37.99 | per 6 months |

**What reviewers like**

- 🚀 Accurate ovulation tracking
- 👍 Easy to use app
- 💡 Helpful community support
- 🚀 Affordable ovulation tests
- 👍 Detailed cycle analysis

**What reviewers complain about**

- 🐛 Inconsistent data tracking
- 🐛 Frequent app crashes
- 🐛 Inaccurate ovulation predictions
- 🔒 Privacy concerns with data sharing
- 🔋 Drains battery quickly

**Reported bugs**

- Inability to log miscarriage data
- Syncing issues with Bluetooth thermometers
- Ovulation test results not accurately detected

**Requested features**

- Ability to edit past data entries
- Option to switch between Celsius and Fahrenheit
- More customization options for the calendar view
- Enhanced data export capabilities


### TempCurve BBT Chart

[App page](https://appshunter.io/ios/app/tempcurve-bbt-chart/id6776111769)

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

**In-app purchases:** none


## Frequently asked questions

### Is Premom free?

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

### Is TempCurve BBT Chart free?

TempCurve BBT Chart is free to download, with no in-app purchases.

### Do Premom or TempCurve BBT Chart have ads?

Neither Premom nor TempCurve BBT Chart shows ads.

### Which is updated more often, Premom or TempCurve BBT Chart?

Premom ships an update weekly, and TempCurve BBT Chart monthly. Most recently, Premom was updated on October 26, 2026 and TempCurve BBT Chart on October 9, 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.*