# Purple Patch vs CORE Thermal Sensor

The clearest difference is review sentiment: Purple Patch at 100% against CORE Thermal Sensor's 16%. Purple Patch also leads on rating (5.0 vs 2.5) and update cadence (every 3 weeks vs every 2 months). CORE Thermal Sensor's advantage is monetization model (free vs ad-supported) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Purple Patch holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 15 and 35 respectively. Written reviews point the same way: 100% of Purple Patch's written reviews are positive against 16% of CORE Thermal Sensor's.

Purple Patch ships an update every 3 weeks, CORE Thermal Sensor every 2 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Purple Patch | CORE Thermal Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/purple-patch/id1502928860/reviews)** | [2.5 (35 ratings)](https://appshunter.io/ios/app/core-thermal-sensor/id1521866309/reviews) |
| Number of ratings | 15 | **35** |
| Positive reviews | **100.0% of reviews** | 15.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 38 MB | 55 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Purple Patch Fitness Inc](https://appshunter.io/developer/1502928859) | [greenteg AG](https://appshunter.io/developer/1510577388) |

## What reviewers say

### Purple Patch

[App page](https://appshunter.io/ios/app/purple-patch/id1502928860)

Book fitness classes, view schedules, and find performance center locations. This app offers a structured and fun group fitness experience focused on endurance, strength, nutrition, and recovery for busy individuals.

**Highlights:** Book fitness classes, View class schedules, Find performance center locations, Review existing reservations, Coached, structured, progressive workouts

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Purple Patch free?

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

### Is CORE Thermal Sensor free?

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

### Which has better reviews, Purple Patch or CORE Thermal Sensor?

Purple Patch is rated higher. Purple Patch averages 5.0 out of 5 from 15 ratings, while CORE Thermal Sensor averages 2.5 from 35 ratings.

### Do Purple Patch or CORE Thermal Sensor have ads?

Neither Purple Patch nor CORE Thermal Sensor shows ads.

### Which is updated more often, Purple Patch or CORE Thermal Sensor?

Purple Patch ships an update every 3 weeks, and CORE Thermal Sensor every 2 months. Most recently, Purple Patch was updated on September 29, 2026 and CORE Thermal Sensor on October 6, 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.*