# Smart NFC vs UDevice

Smart NFC and UDevice both sit at 4.5 stars, but that hides the real split: 78% of UDevice's written reviews are positive against 48% of Smart NFC's. UDevice also leads on chart position (#4 vs #39). Smart NFC's advantage is price ($1.99 vs $4.99) and iOS requirement (14.0 vs 16.0). On rating, ratings volume, update cadence and ads there is nothing between them.

Smart NFC costs $1.99 and UDevice $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Smart NFC against 4.4 for UDevice. Both are backed by a comparable volume of ratings — 92 and 36 respectively. Written reviews are what separate them: 48% of Smart NFC's written reviews are positive against 78% of UDevice's.

Smart NFC ships an update fortnightly, UDevice every 3 weeks. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Smart NFC | UDevice |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | **[4.5 (92 ratings)](https://appshunter.io/ios/app/smart-nfc/id1470146079/reviews)** | [4.4 (36 ratings)](https://appshunter.io/ios/app/udevice-dev-assistant/id1608053878/reviews) |
| Number of ratings | **92** | 36 |
| Positive reviews | 47.6% of reviews | **78.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Best chart rank | #39 | **#4** |
| Size | 2 MB | 159 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Alec O'Connor](https://appshunter.io/developer/1071776026) | [Gansu Zhenxian Network Technology Co., Ltd.](https://appshunter.io/developer/1616881226) |

## What reviewers say

### Smart NFC

[App page](https://appshunter.io/ios/app/smart-nfc/id1470146079)

**Currently charting:** #39 Top Paid · Developer Tools (US App Store)

This app allows users to read, write, and interact with NFC tags directly from their compatible iPhone. It supports various record types, tag formatting, and direct memory access for advanced customization. Background reading is also available on newer devices.

**Highlights:** Read, write, duplicate, erase, and lock NDEF tags, Format tags as NDEF, Interact with links and social media records, Background tag reading, Direct tag memory access, Send custom commands to tags

**Features:** Vision Pro support

**In-app purchases:** none


### UDevice

[App page](https://appshunter.io/ios/app/udevice-dev-assistant/id1608053878)

**Currently charting:** #4 Top Paid · Developer Tools, #69 Top Grossing · Developer Tools (US App Store)

This app offers a comprehensive suite of developer and testing tools. It includes network utilities like HTTP(s) capture and DNS parsing, alongside system information and file management capabilities. Ideal for development, testing, and device management.

**Highlights:** HTTP(s) Capture/Rewrite, SSH and Terminal access, Python3 interpreter, Cookie editing, Network utilities (Ping, DNS, Traceroute, Port Scan), File manager, Device fingerprinting and system info

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart NFC free?

Smart NFC costs $1.99, with no in-app purchases.

### Is UDevice free?

UDevice costs $4.99, with no in-app purchases.

### Which has better reviews, Smart NFC or UDevice?

Smart NFC is rated higher. Smart NFC averages 4.5 out of 5 from 92 ratings, while UDevice averages 4.4 from 36 ratings.

### Do Smart NFC or UDevice have ads?

Neither Smart NFC nor UDevice shows ads.

### Which is updated more often, Smart NFC or UDevice?

Smart NFC ships an update fortnightly, and UDevice every 3 weeks. Most recently, Smart NFC was updated on September 29, 2026 and UDevice on October 2, 2026.

### Which is more popular, Smart NFC or UDevice?

Smart NFC currently peaks at #39 in the App Store charts, and UDevice at #4. Chart position reflects recent download velocity rather than total install base.

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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.*