# AOI vs HiFocos

The clearest difference is in-app purchases: AOI at none against HiFocos's 1. HiFocos's advantage is device support. On price, update cadence and iOS requirement there is nothing between them.

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

AOI ships an update every 6 months, HiFocos every 9 months. The most recent releases landed on June 21, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | AOI | HiFocos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aoi/id1603547582/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | Free | — |
| Size | 1 MB | 81 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [杰 李](https://appshunter.io/developer/1602306282) | [晓伟 庄](https://appshunter.io/developer/1479798494) |

## What reviewers say

### AOI

[App page](https://appshunter.io/ios/app/aoi/id1603547582)

This utility app allows users to control iPhone camera modules, adjust parameters, and switch camera views. It also enables local server and client creation for interactive experiences and includes a dice game for friendly competition.

**Highlights:** iPhone camera module control, Customizable camera parameters, Local server and client setup, Interactive communication, Dice rolling mini-game

**In-app purchases:** none


### HiFocos

[App page](https://appshunter.io/ios/app/hifocos/id6446201014)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $2.99 | one-time |


## Frequently asked questions

### Is AOI free?

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

### Is HiFocos free?

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

### Which is updated more often, AOI or HiFocos?

AOI ships an update every 6 months, and HiFocos every 9 months. Most recently, AOI was updated on June 21, 2026 and HiFocos on September 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*