# Design Pattern Reference vs Hair Edit

The clearest difference is review sentiment: Design Pattern Reference at 100% against Hair Edit's 17%. Design Pattern Reference also leads on in-app purchases (none vs 20) and ads (none vs shown). Hair Edit's advantage is price (Free vs $1.99) and update cadence (fortnightly vs every 36 months). On device support there is nothing between them.

Hair Edit is free to download; Design Pattern Reference costs $1.99 up front. Hair Edit sells 18 in-app purchases, starting at $0.99 per 7 days. Design Pattern Reference asks for nothing beyond the download.

Design Pattern Reference ships an update every 36 months, Hair Edit fortnightly. The most recent releases landed on September 22, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Design Pattern Reference | Hair Edit |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.4 (15 ratings)](https://appshunter.io/ios/app/hair-edit/id6633426857/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | **100.0% of reviews** | 17.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 16 MB | 258 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [强 马](https://appshunter.io/developer/687218962) | [Foshan Fullstack Technology](https://appshunter.io/developer/1575723135) |

## What reviewers say

### Design Pattern Reference

[App page](https://appshunter.io/ios/app/design-pattern-reference/id946885365)

Explore 23 essential design patterns across creational, structural, and behavioral categories. This reference app provides a comprehensive guide for software developers to understand and implement these fundamental programming concepts.

**Highlights:** 23 Design Patterns included, Creational Patterns, Structural Patterns, Behavioral Patterns, Comprehensive reference guide

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

**In-app purchases:** none


### Hair Edit

[App page](https://appshunter.io/ios/app/hair-edit/id6633426857)

Experiment with various hairstyles and haircuts virtually to find the perfect look. This app analyzes your face shape and personality to suggest suitable styles, from short to long and curly options. It offers a simple, intuitive interface for easy hairstyle testing.

**Highlights:** Hairstyle variety (short, long, curly), Face shape and personality recommendations, Simple and easy-to-operate interface, Virtual haircut testing, Personalized style suggestions

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $0.99 | per 7 days |
| 周会员 | $2.99 | per 7 days |
| 周会员 | $2.99 | per 7 days |
| Weekly subscription | $2.99 | per 7 days |
| 会员 | $3.99 | per month |
| Monthly membership | $6.99 | per month |
| Monthly Auto-Renewal | $6.99 | per month |
| 会员 | $7.99 | per month |
| Annual Membership | $59.99 | per year |
| Annual membership | $59.99 | per year |
| Annual Subscription | $59.99 | per year |
| 3000积分 | $0.99 | one-time |
| 10次次数包 | $0.99 | one-time |
| 10000积分 | $3.99 | one-time |
| 15000积分 | $5.99 | one-time |
| 20000积分 | $6.99 | one-time |
| 50000积分 | $12.99 | one-time |
| 永久会员 | $149.99 | one-time |


## Frequently asked questions

### Is Design Pattern Reference free?

Design Pattern Reference costs $1.99, with no in-app purchases.

### Is Hair Edit free?

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

### Do Design Pattern Reference or Hair Edit have ads?

Hair Edit shows ads; Design Pattern Reference does not.

### Which is updated more often, Design Pattern Reference or Hair Edit?

Design Pattern Reference ships an update every 36 months, and Hair Edit fortnightly. Most recently, Design Pattern Reference was updated on September 22, 2026 and Hair Edit on September 28, 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.*