# EK1 App Phone vs ColdTempCorr

The clearest difference is in-app purchases: EK1 App Phone at none against ColdTempCorr's 2. EK1 App Phone also leads on update cadence (every 10 days vs every 4 months) and iOS requirement (14.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. ColdTempCorr sells 2 in-app purchases, starting at $2.99 per 3 months. EK1 App Phone asks for nothing beyond the download.

EK1 App Phone ships an update every 10 days, ColdTempCorr every 4 months. The most recent releases landed on October 22, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | EK1 App Phone | ColdTempCorr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ek1-app-phone/id1583735705/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 4 MB |
| Requires iOS | **14.1** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Javier De Jorge Sanchez Garnica](https://appshunter.io/developer/1544791095) | [AeroKitPro LLC](https://appshunter.io/developer/1049063068) |

## What reviewers say

### EK1 App Phone

[App page](https://appshunter.io/ios/app/ek1-app-phone/id1583735705)

This app provides essential information for briefings and time management, specifically tailored for Emirates. Navigate between sectors with simple swipe gestures.

**Highlights:** Briefing information, Time management, Emirates specific, Sector navigation, Swipe gestures

**Features:** macOS Compatibility

**In-app purchases:** none


### ColdTempCorr

[App page](https://appshunter.io/ios/app/coldtempcorr/id1639003124)

This professional aviation tool helps pilots calculate necessary cold temperature corrections for flight operations. It ensures compliance with aviation regulations by providing accurate altitude adjustments in cold weather, enhancing safety and efficiency.

**Highlights:** Cold temperature correction calculations, ICAO PANS-OPS and FAA TERPS compliance, Advanced atmospheric calculations, Constant Descent Final Approach planning, Air data conversions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Months subscription | $2.99 | per 3 months |
| One year subscription | $9.99 | per year |


## Frequently asked questions

### Is EK1 App Phone free?

EK1 App Phone is free to download, with no in-app purchases.

### Is ColdTempCorr free?

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

### Do EK1 App Phone or ColdTempCorr have ads?

Neither EK1 App Phone nor ColdTempCorr shows ads.

### Which is updated more often, EK1 App Phone or ColdTempCorr?

EK1 App Phone ships an update every 10 days, and ColdTempCorr every 4 months. Most recently, EK1 App Phone was updated on October 22, 2026 and ColdTempCorr on October 8, 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.*