# King Sound vs i 标记

The clearest difference is update cadence: i 标记 at every 2 months against King Sound's every 22 months. King Sound's advantage is iOS requirement (9.0 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.

King Sound ships an update every 22 months, i 标记 every 2 months. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | King Sound | i 标记 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 2 months** |
| Size | 19 MB | 13 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Waytronic Electronics Company Limited](https://appshunter.io/developer/1103554270) | [鉴 刘](https://appshunter.io/developer/1420089432) |

## What reviewers say

### King Sound

[App page](https://appshunter.io/ios/app/king-sound/id1437709752)

**Features:** macOS Compatibility

**In-app purchases:** none


### i 标记

[App page](https://appshunter.io/ios/app/i/id1493178480)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is King Sound free?

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

### Is i 标记 free?

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

### Do King Sound or i 标记 have ads?

Neither King Sound nor i 标记 shows ads.

### Which is updated more often, King Sound or i 标记?

King Sound ships an update every 22 months, and i 标记 every 2 months. Most recently, King Sound was updated on October 9, 2026 and i 标记 on October 25, 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.*