# CJ Speed vs NFC無源鎖V3

The clearest difference is iOS requirement: CJ Speed at 11.0 against NFC無源鎖V3's 13.0. 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.

## The numbers

| Metric | CJ Speed | NFC無源鎖V3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/cj-speed-speedtracker/id6504850955/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | — |
| Size | 35 MB | 7 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [炽金 练](https://appshunter.io/developer/1523269489) | [Holtek Semiconductor(China) Inc](https://appshunter.io/developer/1052056181) |

## What reviewers say

### CJ Speed

[App page](https://appshunter.io/ios/app/cj-speed-speedtracker/id6504850955)

This GPS speedometer accurately tracks your speed for various activities like walking, cycling, and driving. It offers unit switching between metric and imperial, trip recording, and stylish speedometer dials. Get precise speed data for all your travels and adventures.

**Highlights:** Accurate speed measurement, Supports metric and imperial units, Trip recording functionality, Measures speed for walking, cycling, driving, and more, Stylish speedometer dials, Landscape HUD display

**Features:** macOS Compatibility

**In-app purchases:** none


### NFC無源鎖V3

[App page](https://appshunter.io/ios/app/nfcv3/id6744962773)

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

**In-app purchases:** none


## Frequently asked questions

### Is CJ Speed free?

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

### Is NFC無源鎖V3 free?

NFC無源鎖V3 is free to download, with no in-app purchases.

### Do CJ Speed or NFC無源鎖V3 have ads?

Neither CJ Speed nor NFC無源鎖V3 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.*