# Hongtool vs Coolbench

The clearest difference is in-app purchases: Hongtool at none against Coolbench's 1. Hongtool also leads on iOS requirement (9.0 vs 17.0). Coolbench's advantage is update cadence (every 3 months vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. Coolbench sells 1 one-off in-app purchase. Hongtool asks for nothing beyond the download.

Hongtool ships an update every 11 months, Coolbench every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Hongtool | Coolbench |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Size | 154 MB | 7 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [海淑 金](https://appshunter.io/developer/1733572260) | [Monirujjaman Monjil](https://appshunter.io/developer/1896125187) |

## What reviewers say

### Hongtool

[App page](https://appshunter.io/ios/app/hongtool/id6497873827)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coolbench

[App page](https://appshunter.io/ios/app/coolbench-hvac-calculator/id6785438308)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coolbench Pro | $12.99 | one-time |


## Frequently asked questions

### Is Hongtool free?

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

### Is Coolbench free?

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

### Do Hongtool or Coolbench have ads?

Neither Hongtool nor Coolbench shows ads.

### Which is updated more often, Hongtool or Coolbench?

Hongtool ships an update every 11 months, and Coolbench every 3 months. Most recently, Hongtool was updated on October 25, 2026 and Coolbench on October 25, 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.*