# Fertia vs Body Thermometer

The clearest difference is in-app purchases: Fertia at none against Body Thermometer's 2. Body Thermometer's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Body Thermometer sells 2 in-app purchases, starting at $6.99 per 7 days. Fertia asks for nothing beyond the download.

Fertia ships an update every 3 weeks, Body Thermometer every 3 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Fertia | Body Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (9 ratings)](https://appshunter.io/ios/app/body-thermometer-temperature/id6751897543/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 96 MB | 20 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Fertia Health GmbH](https://appshunter.io/developer/1798969906) | [Krause Bakker](https://appshunter.io/developer/1859902270) |

## What reviewers say

### Fertia

[App page](https://appshunter.io/ios/app/fertia/id6742561282)

This app offers comprehensive support for women's health, focusing on fertility, cycle tracking, and pregnancy. It combines medical expertise, psychological guidance, and digital tools to provide information and support for various reproductive health concerns.

**Highlights:** Fertility and cycle tracking tools, Support for pregnancy and miscarriage, Psychological support for mental well-being, AI-powered guide for symptom understanding, Evidence-based health content, Digital diagnostic tools

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

**In-app purchases:** none


### Body Thermometer

[App page](https://appshunter.io/ios/app/body-thermometer-temperature/id6751897543)

Easily log, track, and understand your body temperature over time. Monitor trends, add notes for symptoms, and set reminders to stay informed about your health. This tool is for informational purposes and not a substitute for professional medical advice.

**Highlights:** Log body temperature with date and time, Track trends with graphs and history, Add notes for symptoms, Set measurement reminders, Securely store health data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Trial | $6.99 | per 7 days |
| Weekly | $6.99 | per 7 days |


## Frequently asked questions

### Is Fertia free?

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

### Is Body Thermometer free?

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

### Do Fertia or Body Thermometer have ads?

Neither Fertia nor Body Thermometer shows ads.

### Which is updated more often, Fertia or Body Thermometer?

Fertia ships an update every 3 weeks, and Body Thermometer every 3 days. Most recently, Fertia was updated on October 30, 2026 and Body Thermometer on October 30, 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.*