# ColdTempCorr vs HOTs.

The clearest difference is review sentiment: HOTs. at 100% against ColdTempCorr's 0%. HOTs. also leads on update cadence (every 4 days vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ColdTempCorr sells 2 in-app purchases, starting at $2.99 per 3 months and HOTs. sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

ColdTempCorr ships an update every 4 months, HOTs. every 4 days. The most recent releases landed on September 7, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | ColdTempCorr | HOTs. |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 104 MB |
| Requires iOS | 18.6 | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AeroKitPro LLC](https://appshunter.io/developer/1049063068) | [Lagary Systems, Inc.](https://appshunter.io/developer/1705480493) |

## What reviewers say

### 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 |


### HOTs.

[App page](https://appshunter.io/ios/app/hots/id6477919986)

This aviation tool provides pilots with critical operational data and real-time hazard monitoring. Visualize global weather and turbulence reports on an interactive 3D globe for enhanced situational awareness.

**Highlights:** Real-time hazard monitoring, Interactive 3D globe visualization, SIGMETs, PIREPs, AIREPs, Turbulence reports, High-level hazard overlays, Pilot-focused interface

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HOTs Full Access | $9.99 | per year |


## Frequently asked questions

### Is ColdTempCorr free?

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

### Is HOTs. free?

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

### Do ColdTempCorr or HOTs. have ads?

Neither ColdTempCorr nor HOTs. shows ads.

### Which is updated more often, ColdTempCorr or HOTs.?

ColdTempCorr ships an update every 4 months, and HOTs. every 4 days. Most recently, ColdTempCorr was updated on September 7, 2026 and HOTs. on June 4, 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.*