# VONNN vs BOSS.im

The clearest difference is update cadence: VONNN at fortnightly against BOSS.im's every 2 months. BOSS.im's advantage is iOS requirement (13.0 vs 15.0). 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.

VONNN ships an update fortnightly, BOSS.im every 2 months. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | VONNN | BOSS.im |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 125 MB | 114 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [VONNN APPLICATIONS](https://appshunter.io/developer/1715638653) | [Zhejiang Xueshen Technology Co.,LTD](https://appshunter.io/developer/1475607923) |

## What reviewers say

### VONNN

[App page](https://appshunter.io/ios/app/vonnn/id6471574519)

**Features:** macOS Compatibility

**In-app purchases:** none


### BOSS.im

[App page](https://appshunter.io/ios/app/bossim/id6747877807)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VONNN free?

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

### Is BOSS.im free?

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

### Do VONNN or BOSS.im have ads?

Neither VONNN nor BOSS.im shows ads.

### Which is updated more often, VONNN or BOSS.im?

VONNN ships an update fortnightly, and BOSS.im every 2 months. Most recently, VONNN was updated on November 4, 2026 and BOSS.im on November 8, 2026.

---

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