# Quadrangular Avaré vs HairLab

The clearest difference is in-app purchases: Quadrangular Avaré at none against HairLab's 2. Quadrangular Avaré also leads on iOS requirement (13.0 vs 15.1). HairLab's advantage is update cadence (every 3 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. HairLab sells 2 in-app purchases, starting at $4.99 per month. Quadrangular Avaré asks for nothing beyond the download.

Quadrangular Avaré ships an update fortnightly, HairLab every 3 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Quadrangular Avaré | HairLab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 44 MB | 61 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Igreja do Evangelho Quadrangular](https://appshunter.io/developer/1499571511) | [Filipa Oliveira Veiga](https://appshunter.io/developer/1851890024) |

## What reviewers say

### Quadrangular Avaré

[App page](https://appshunter.io/ios/app/quadrangular-avare/id6502529814)

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

**In-app purchases:** none


### HairLab

[App page](https://appshunter.io/ios/app/hairlab-cabelo-perfeito/id6782477593)

This app creates a personalized hair care routine based on your specific goals, such as growth or frizz reduction. It tracks your hair's progress and suggests the ideal treatment for each wash.

**Highlights:** Personalized hair care routines, Tracks hair evolution, Suggests ideal treatments, Goal-oriented plans (growth, frizz, damage), Daily treatment guidance

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $4.99 | per month |
| PRO | $39.99 | per year |


## Frequently asked questions

### Is Quadrangular Avaré free?

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

### Is HairLab free?

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

### Do Quadrangular Avaré or HairLab have ads?

Neither Quadrangular Avaré nor HairLab shows ads.

### Which is updated more often, Quadrangular Avaré or HairLab?

Quadrangular Avaré ships an update fortnightly, and HairLab every 3 days. Most recently, Quadrangular Avaré was updated on November 4, 2026 and HairLab on October 31, 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.*