# HiSono vs sunbright US

The clearest difference is update cadence: HiSono at fortnightly against sunbright US's every 6 months. HiSono also leads on iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HiSono ships an update fortnightly, sunbright US every 6 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | HiSono | sunbright US |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 189 MB | 63 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Hukui Biotechnology](https://appshunter.io/developer/1591429992) | [Shanghai Sunbright Industrial Co.,Ltd](https://appshunter.io/developer/1749930927) |

## What reviewers say

### HiSono

[App page](https://appshunter.io/ios/app/hisono/id6449582837)

**Features:** macOS Compatibility

**In-app purchases:** none


### sunbright US

[App page](https://appshunter.io/ios/app/sunbright-us/id6532601807)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HiSono free?

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

### Is sunbright US free?

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

### Do HiSono or sunbright US have ads?

Neither HiSono nor sunbright US shows ads.

### Which is updated more often, HiSono or sunbright US?

HiSono ships an update fortnightly, and sunbright US every 6 months. Most recently, HiSono was updated on October 7, 2026 and sunbright US on October 7, 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.*