# FMGS A330 vs ColdTempCorr

The clearest difference is in-app purchases: FMGS A330 at none against ColdTempCorr's 2. FMGS A330 also leads on iOS requirement (14.0 vs 18.6). ColdTempCorr's advantage is update cadence (every 4 months vs every 25 months). 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. FMGS A330 asks for nothing beyond the download.

FMGS A330 ships an update every 25 months, ColdTempCorr every 4 months. The most recent releases landed on September 10, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | FMGS A330 | ColdTempCorr |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 4 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ECA Faros](https://appshunter.io/developer/1109979311) | [AeroKitPro LLC](https://appshunter.io/developer/1049063068) |

## What reviewers say

### FMGS A330

[App page](https://appshunter.io/ios/app/fmgs-a330/id1481225207)

**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 FMGS A330 free?

FMGS A330 is free to download, with no in-app purchases.

### Is ColdTempCorr free?

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

### Do FMGS A330 or ColdTempCorr have ads?

Neither FMGS A330 nor ColdTempCorr shows ads.

### Which is updated more often, FMGS A330 or ColdTempCorr?

FMGS A330 ships an update every 25 months, and ColdTempCorr every 4 months. Most recently, FMGS A330 was updated on September 10, 2026 and ColdTempCorr on September 7, 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.*