# CORE Thermal Sensor vs Temperature Log, BTTracker

The clearest difference is rating: Temperature Log, BTTracker at 4.0 against CORE Thermal Sensor's 2.5. Temperature Log, BTTracker also leads on iOS requirement (11.0 vs 15.1). CORE Thermal Sensor's advantage is ads (none vs shown) and review sentiment (16% vs 0%). On price, ratings volume, 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.

Temperature Log, BTTracker holds the better App Store score, 4.0 against 2.5. Both are backed by a comparable volume of ratings — 35 and 41 respectively. Written reviews complicate that: 16% of CORE Thermal Sensor's written reviews are positive against 0% of Temperature Log, BTTracker's, so the app with the better star average is not the one people write more warmly about.

## The numbers

| Metric | CORE Thermal Sensor | Temperature Log, BTTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (35 ratings)](https://appshunter.io/ios/app/core-thermal-sensor/id1521866309/reviews) | **[4.0 (41 ratings)](https://appshunter.io/ios/app/temperature-log-bttracker/id1549841921/reviews)** |
| Number of ratings | 35 | **41** |
| Positive reviews | **15.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | **Free** | Ad-supported |
| Size | 55 MB | 24 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [greenteg AG](https://appshunter.io/developer/1510577388) | [Lisfee, Inc.](https://appshunter.io/developer/1146331015) |

## What reviewers say

### CORE Thermal Sensor

[App page](https://appshunter.io/ios/app/core-thermal-sensor/id1521866309)

This app continuously monitors your core body temperature and thermal strain, providing critical data for heat training and optimal race performance. It helps athletes of all levels improve their training and achieve better results.

**Highlights:** Continuous core body temperature monitoring, Real-time Heat Strain Index, Heat Zones for training and racing, Heat Training Load and Adaptation Score, Passive heat training tracking, Data trends and historical analysis, Connectivity with sports devices

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

**In-app purchases:** none


### Temperature Log, BTTracker

[App page](https://appshunter.io/ios/app/temperature-log-bttracker/id1549841921)

Record and log body temperature data using a simple slider interface. Store your temperature readings in a database for easy tracking and review.

**Highlights:** Record body temperature data, Slider interface for input, Database storage, User-friendly tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is CORE Thermal Sensor free?

CORE Thermal Sensor is free to download, with no in-app purchases.

### Is Temperature Log, BTTracker free?

Temperature Log, BTTracker is free to download, with no in-app purchases.

### Which has better reviews, CORE Thermal Sensor or Temperature Log, BTTracker?

Temperature Log, BTTracker is rated higher. CORE Thermal Sensor averages 2.5 out of 5 from 35 ratings, while Temperature Log, BTTracker averages 4.0 from 41 ratings.

### Do CORE Thermal Sensor or Temperature Log, BTTracker have ads?

Temperature Log, BTTracker shows ads; CORE Thermal Sensor does not.

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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.*