# ICOOL vs Dualbrows

The clearest difference is in-app purchases: ICOOL at none against Dualbrows's 1. Dualbrows's advantage is update cadence (every 2 days vs every 3 weeks) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

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

ICOOL ships an update every 3 weeks, Dualbrows every 2 days. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ICOOL | Dualbrows |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 79 MB | 72 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Space Connection](https://appshunter.io/developer/1585317808) | [Tran Thi Hong Hue](https://appshunter.io/developer/1673053942) |

## What reviewers say

### ICOOL

[App page](https://appshunter.io/ios/app/icool/id1636461063)

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

**In-app purchases:** none


### Dualbrows

[App page](https://appshunter.io/ios/app/dualbrows/id6670759885)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dualbrows online class | $24.99 | one-time |


## Frequently asked questions

### Is ICOOL free?

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

### Is Dualbrows free?

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

### Do ICOOL or Dualbrows have ads?

Neither ICOOL nor Dualbrows shows ads.

### Which is updated more often, ICOOL or Dualbrows?

ICOOL ships an update every 3 weeks, and Dualbrows every 2 days. Most recently, ICOOL was updated on September 22, 2026 and Dualbrows on September 9, 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.*