# a1u1: Face Collage — Face Editor & Head Swap

> Body swapping app for creating composite photos and animated transformations. (iPhone/iPad app by Rie Sato.)

- Source: https://appshunter.io/ios/app/a1u1-face-collage/id1152903020 (this page in markdown: same URL + `.md`)
- Developer: [Rie Sato](https://appshunter.io/developer/1705646025)
- Category: Photo & Video, Utilities
- Price: Free with in-app purchases
- Rating: 4.18/5 from 17 App Store ratings · 53 written reviews indexed
- Age rating: 17+
- Requires: iOS 16.6 · 200 MB
- Languages: Arabic, Danish, Dutch, English, Finnish, French, German, Greek, Hindi, Hungarian and 15 more
- Released: 2017-02-04
- Data updated: 2026-06-09
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/a1u1-face-collage/id1152903020/reviews.md

## What is a1u1?

a1u1 is a high-performance photo editor and image processing app that uses the latest AI technology to simulate your ideal styles.

With just your own photo, you can freely experience the latest fashion trends, hairstyles, and professional costumes. Our advanced AI blending algorithms ensure a stunningly natural result for every transformation.

【3 Key Pillars of a1u1】
Personalized Image Support: Easily upload your own portrait to test new styles. Enjoy personalizing your look in a secure and controlled environment.

Smart AI Detection: The AI automatically extracts faces and contours with high precision. No tedious manual cutting is required—change your style with just a few taps.

Privacy-First Design (On-Device Processing): All image processing is performed on your device rather than on a cloud server. Your private photo data is never sent externally, ensuring a secure and private editing experience.

【Main Features】
Virtual Try-on: Check how you look in wedding dresses, traditional wear, formal suits, or even professional uniforms like doctors and pilots.

Hairstyle & Makeup Study: Experiment with various haircuts (short, long, colors) and trendy makeup styles to find your perfect look.

Seasonal Events: A wide range of costumes and backgrounds for events such as Christmas, Halloween, and New Year’s.

Creative Output: Save your transformed personal styles to high-quality images. Perfect for adding a unique touch to your SNS icons and profile pictures.

【Usage Scenes】
Special Occasions: Ideal for simulating outfits for weddings, graduations, and formal ceremonies.

Style Exploration: Enjoy gender-neutral fashion checks or creative edits with fun character and themed costumes.

Surprises: Create unique images for birthdays and parties or craft special digital gifts for friends.

【Top Features】
Unique smart-merge technology that eliminates unnatural edges.

A rich variety of filters and photo effects.

Intuitive UI designed for high-quality editing, even for beginners.

## Key features

- Body swapping functionality
- Face contour preservation
- Animated transformation videos
- Pre-designed outfits
- Easy-to-use interface

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Silver Membership(1 month) | $6.99 | per month |
| Silver Membership(1 week) | $2.99 | per 7 days |
| Silver membership (1 week) | $3.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| one process to whole image | $0.99 | one-time |
| save one time | $0.99 | one-time |


## Recent user reviews (10 of 53)

All indexed reviews: https://appshunter.io/ios/app/a1u1-face-collage/id1152903020/reviews.md

### 3/5 — 画質

*2025-10-03, version 2.68.02*

課金しているのですが、顔変換後の画質が落ちていると思います。改善お願いします。

### 5/5 — ユーザー画像新規追加エラー？

*2025-04-26, version 2.67.06*

ユーザー画像、新規追加で「写真」に移動するが、写真を選択するとアプリが終わってしまう。1週間くらい前は出来たのに、アップデートされたからでしょうか？このソフトは好きなのでバグであれば修正して欲しい。

### 4/5 — うん

*2025-04-04, version 2.67.06*

まあまあいい

### 2/5 — 画質が悪くなった？

*2025-01-17, version 2.62.10*

タイトルのとおり、保存すると画質が格段に悪くなった

### 5/5 — 良い

*2024-12-24, version 2.62.10*

とてもいい感じに顔当てはめ出来ます。

### 5/5 — 使いやすい

*2024-11-17, version 2.60.28*

正確に顔変更できます

### 5/5 — 面白い

*2024-10-17, version 2.57.00*

憧れのアプリ

### 5/5 — はぴエネ

*2024-10-12, version 2.56.14*

素晴らしい

### 5/5 — サイコーです。

*2024-10-05, version 2.56.04*

簡単です！

### 2/5 — 自然モードが

*2024-10-03, version 2.56.02*

全然変化がなくなってしまいました。
アプリでの修正でしょうか。
前の方が良かったです。

## Frequently asked questions about a1u1

### What does this app do?

This app allows you to create composite images by swapping the body from one photo onto the face from another. It also enables the creation of short animated videos showcasing transformations, which are popular for social media.

### How does the body swapping work?

You can prepare a photo of a desired face and a photo of a desired body. The app then creates a composite image with the swapped body, importantly retaining the original face's contours and features.

### Is this app free to use?

Yes, the app is free to download and use, allowing you to start creating wonderful pictures instantly without any initial fees. There are in-app purchases available.

### What kind of content can I create?

You can create composite photos for various purposes like cross-dressing, costumes, cosplay, or dressing up children in different roles. Animated videos of transformations are also a key feature.

### What are the benefits of using this app over others?

The app boasts a very easy-to-use interface that anyone can navigate without complications. It also guarantees that the original face's contours remain unchanged after the body swap, offering a unique editing experience.

## Version history (last 5 releases)

### 2.76.12 — 2026-05-25

Bug fixes

### 2.73.06 — 2026-03-24

Bug fixes

### 2.72.30 — 2026-02-20

Bug fixes

### 2.68.02 — 2025-05-07

Bug fixes

### 2.67.06 — 2025-03-17

Bug fixes

## Apps similar to a1u1

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Face Swap Video by DuoFace](https://appshunter.io/ios/app/face-swap-video-by-duoface/id1625343601) | 4.5 (2,714) | Free | Photo & Video |
| [Faceover: AI Photo Face Swap](https://appshunter.io/ios/app/faceover-ai-photo-face-swap/id393476155) | 4.6 (49,689) | Free | Photo & Video |
| [FaceSwapper: AI Face Swap](https://appshunter.io/ios/app/faceswapper-ai-face-swap/id6447933137) | 4.3 (1,201) | Free | Photo & Video |
| [FaceApp: Perfect Face Editor](https://appshunter.io/ios/app/faceapp-perfect-face-editor/id1180884341) | 4.7 (1,759,007) | Free | Photo & Video |
| [AI Face Swap - Face Editor](https://appshunter.io/ios/app/ai-face-swap-face-editor/id1493363916) | 4.6 (1,814) | Free | Photo & Video |
| [AI Video Generator-HiCut](https://appshunter.io/ios/app/ai-video-generator-hicut/id1619749213) | 4.1 (1,787) | Free | Photo & Video |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-09.*