# Thermometer Log vs EMFIT

The clearest difference is in-app purchases: EMFIT at none against Thermometer Log's 1. EMFIT also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Thermometer Log sells 1 one-off in-app purchase. EMFIT asks for nothing beyond the download.

Thermometer Log ships an update every 2 months, EMFIT every 5 weeks. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Thermometer Log | EMFIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/thermometer-log/id1546929547/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 31 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [an nguyen](https://appshunter.io/developer/1448623767) |

## What reviewers say

### Thermometer Log

[App page](https://appshunter.io/ios/app/thermometer-log/id1546929547)

Easily record and track your body temperature with this intuitive app. View historical data, analyze trends with graphs, and export your records. Supports both Celsius and Fahrenheit units.

**Highlights:** Easy temperature recording, Celsius and Fahrenheit support, Weekly, monthly, and 3-month graphs, Average temperature display, Data correction and addition, CSV export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PREMIUM | $4.99 | one-time |


### EMFIT

[App page](https://appshunter.io/ios/app/emfit/id1548457085)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thermometer Log free?

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

### Is EMFIT free?

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

### Do Thermometer Log or EMFIT have ads?

Thermometer Log shows ads; EMFIT does not.

### Which is updated more often, Thermometer Log or EMFIT?

Thermometer Log ships an update every 2 months, and EMFIT every 5 weeks. Most recently, Thermometer Log was updated on October 10, 2026 and EMFIT on October 1, 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.*