NFC ⁺ vs Centripetal force
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NFC ⁺
This app leverages NFC technology to read, write, and encrypt NFC tags. It can simulate access cards, transfer data, and control smart home devices. Use it for access control, quick data sharing, and smart home automation.
- Read NFC tag content
- Copy and edit NFC tags
- Create and encrypt NFC tags
- Simulate access cards
- Control smart home devices
- Transfer data wirelessly
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NFC门禁卡是一款基于近场通信（NFC）技术的移动应用程序，它利用NFC技术的无线连接功能，在支持NFC功能的设备上实现多种便捷操作 一、主要功能 - 读取NFC标签内容 - 复制NFC标签内容 - 编辑NFC标签内容 - 转写NFC标签的内容 - 创建NFC标签，实现不同的便捷操作 - 加密NFC标签内容 二、使用场景 - 门禁系统：在小区、办公楼、学校等需要门禁卡的场所，用户可以使用NFC门禁卡模拟门禁卡，实现无卡进出。 - 数据传输与共享：在需要快速传输文件或共享信息的场合，用户可以使用NFC门禁卡实现近距离的无线传输和共享。 - 智能家居：用户可以通过NFC门禁卡与智能家居设备连接，实现手机对智能家居设备的控制和管理。 三、支持场景 - 名片：阅读VCard并直接保存到你的地址簿中。 - 捷径。通过NFC启动自动装置。旧版iPhone也能实现HomeKit自动化。 - 位置：读取地理坐标并在地图上查看。 - 网络链接。打开一个已保存的网页地址。 - Wi-Fi：连接到一个Wi-Fi网络。 - 文本。阅读文本并处理它。 - 电话号码：读取一个电话号码并开始通话。 - 短信：发送iMessage/SMS。 - 电子邮件。发送电子邮件。 -HomeKit：打开HomeKit设备 -BFC：专属于该app的格式，通过该格式可以实现内容加密和一些直接操作类型 四、注意事项 当前APP主要支持的NFC卡片协议为：ISO/IEC 7816、ISO/IEC 14443、ISO/IEC 15693、MIFARE和FeliCa等协议, 不支持的协议可能导致读卡不成功
Centripetal force
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This is a tool for calculating centripetal force, mainly including the following related calculations: 1.Centripetal force Centripetal force is the force that causes an object to move along a curved path. 2.Boyle's Law Boyle's Law Calculation 3.Charles' Law Charles' Law is an experimental gas law that involves the volume and temperature of a fixed mass gas that approaches an ideal gas when the pressure remains constant.
Screenshots
Verdict
The clearest difference is in-app purchases: Centripetal force at none against NFC ⁺'s 1. Centripetal force also leads on ads (none vs shown) and update cadence (every 3 days vs monthly). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. NFC ⁺ sells 1 one-off in-app purchase. Centripetal force asks for nothing beyond the download.
NFC ⁺ ships an update monthly, Centripetal force every 3 days. The most recent releases landed on July 6, 2026 and December 22, 2025 respectively.
| Parameter | NFC ⁺ | Centripetal force |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 18.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Bulb Network Technology Co., Limited | Dhrishty Ghumar |
In-app purchases
NFC ⁺
- 永久PRO 会员$2.99
Centripetal force
No in-app purchases
