# 手机弹幕 vs NFC智能锁

The clearest difference is price: NFC智能锁 at Free against 手机弹幕's $0.99. 手机弹幕's advantage is iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

NFC智能锁 is free to download; 手机弹幕 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 手机弹幕 | NFC智能锁 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Free | — |
| Size | 57 MB | 12 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Jiaxue Technology Zhangjiakou Co., Ltd.](https://appshunter.io/developer/1546825969) | [xiaoxian hong](https://appshunter.io/developer/1437037834) |

## What reviewers say

### 手机弹幕

[App page](https://appshunter.io/ios/app/led/id6748930348)

Transform your phone into a dynamic LED display for concerts, events, or personal messages. Customize text, colors, speed, and backgrounds to create eye-catching scrolling signs and light effects.

**Highlights:** Scrolling marquee text, Customizable text color and size, Adjustable text speed and direction, Flashlight control with SOS mode, Background image and video support, Save and load custom templates

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

**In-app purchases:** none


### NFC智能锁

[App page](https://appshunter.io/ios/app/nfc/id6755876788)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 手机弹幕 free?

手机弹幕 costs $0.99, with no in-app purchases.

### Is NFC智能锁 free?

NFC智能锁 is free to download, with no in-app purchases.

### Do 手机弹幕 or NFC智能锁 have ads?

Neither 手机弹幕 nor NFC智能锁 shows ads.

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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.*