# 未完成的诗 vs dB Meter

The clearest difference is price: 未完成的诗 at Free against dB Meter's $12.99. 未完成的诗 also leads on update cadence (every 5 days vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

未完成的诗 is free to download; dB Meter costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

未完成的诗 ships an update every 5 days, dB Meter monthly. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | 未完成的诗 | dB Meter |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 436 MB | 6 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [嘉奇 龙](https://appshunter.io/developer/1787171315) | [Birkan Aksoy](https://appshunter.io/developer/1626910993) |

## What reviewers say

### 未完成的诗

[App page](https://appshunter.io/ios/app/id6742563807)

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

**In-app purchases:** none


### dB Meter

[App page](https://appshunter.io/ios/app/db-meter-sound-level/id6784445985)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 未完成的诗 free?

未完成的诗 is free to download, with no in-app purchases.

### Is dB Meter free?

dB Meter costs $12.99, with no in-app purchases.

### Do 未完成的诗 or dB Meter have ads?

Neither 未完成的诗 nor dB Meter shows ads.

### Which is updated more often, 未完成的诗 or dB Meter?

未完成的诗 ships an update every 5 days, and dB Meter monthly. Most recently, 未完成的诗 was updated on November 10, 2026 and dB Meter on November 11, 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.*