# CoreTemperature vs Blue Marine

The clearest difference is price: Blue Marine at Free against CoreTemperature's $0.99. CoreTemperature's advantage is update cadence (every 2 months vs every 5 months) and chart position (#140 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Blue Marine is free to download; CoreTemperature costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CoreTemperature ships an update every 2 months, Blue Marine every 5 months. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CoreTemperature | Blue Marine |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Paid | — |
| Best chart rank | **#140** | — |
| Size | 5 MB | 86 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bertram Schnitzler](https://appshunter.io/developer/647613358) | [Pomegranate Technologies, Inc.](https://appshunter.io/developer/1493349112) |

## What reviewers say

### CoreTemperature

[App page](https://appshunter.io/ios/app/coretemperature/id1389695451)

**Currently charting:** #140 Top Paid · Food & Drink (US App Store)

Access essential core temperatures for grilling, smoking, or oven cooking. This app provides clear and easy-to-use temperature guidelines for perfectly prepared food.

**Highlights:** Core temperature reference, Grilling temperatures, Smoking temperatures, Oven cooking temperatures, Clear and easy-to-use interface

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

**In-app purchases:** none


### Blue Marine

[App page](https://appshunter.io/ios/app/blue-marine/id1669075487)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CoreTemperature free?

CoreTemperature costs $0.99, with no in-app purchases.

### Is Blue Marine free?

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

### Do CoreTemperature or Blue Marine have ads?

Neither CoreTemperature nor Blue Marine shows ads.

### Which is updated more often, CoreTemperature or Blue Marine?

CoreTemperature ships an update every 2 months, and Blue Marine every 5 months. Most recently, CoreTemperature was updated on October 8, 2026 and Blue Marine on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*