# Aitcool vs Superheat Subcooling PT Chart

The clearest difference is in-app purchases: Aitcool at none against Superheat Subcooling PT Chart's 3. Aitcool also leads on iOS requirement (13.0 vs 16.0). Superheat Subcooling PT Chart's advantage is update cadence (every 2 months vs every 21 months). On price, ads and device support there is nothing between them.

Both are free to download. Superheat Subcooling PT Chart sells 3 in-app purchases, starting at $2.99 per month. Aitcool asks for nothing beyond the download.

Aitcool ships an update every 21 months, Superheat Subcooling PT Chart every 2 months. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Aitcool | Superheat Subcooling PT Chart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 months** |
| Size | 68 MB | 10 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Wenling Aitcool Equipment Co.,ltd](https://appshunter.io/developer/1462644742) | [HD YAPIMCILIK VE TEKNOLOJI ITHALAT IHRACAT TICARET LIMITED SIRKETI](https://appshunter.io/developer/1871741424) |

## What reviewers say

### Aitcool

[App page](https://appshunter.io/ios/app/aitcool/id1462644743)

**Features:** macOS Compatibility

**In-app purchases:** none


### Superheat Subcooling PT Chart

[App page](https://appshunter.io/ios/app/superheat-subcooling-pt-chart/id6796341083)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Superheat Pro — Monthly | $2.99 | per month |
| Superheat Pro — Yearly | $14.99 | per year |
| Superheat Pro — Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Aitcool free?

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

### Is Superheat Subcooling PT Chart free?

Superheat Subcooling PT Chart is free to download, with in-app purchases available.

### Do Aitcool or Superheat Subcooling PT Chart have ads?

Neither Aitcool nor Superheat Subcooling PT Chart shows ads.

### Which is updated more often, Aitcool or Superheat Subcooling PT Chart?

Aitcool ships an update every 21 months, and Superheat Subcooling PT Chart every 2 months. Most recently, Aitcool was updated on November 3, 2026 and Superheat Subcooling PT Chart on November 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.*