# NFC.cool Tools Tag Reader vs Efergy Smart

The clearest difference is review sentiment: NFC.cool Tools Tag Reader at 66% against Efergy Smart's 0%. NFC.cool Tools Tag Reader also leads on rating (4.5 vs 3.0) and ratings volume (6.8K vs 1). Efergy Smart's advantage is in-app purchases (none vs 26) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. NFC.cool Tools Tag Reader sells 26 in-app purchases, starting at $1.99 per month. Efergy Smart asks for nothing beyond the download.

NFC.cool Tools Tag Reader holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: NFC.cool Tools Tag Reader has 6.8K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 66% of NFC.cool Tools Tag Reader's written reviews are positive against 0% of Efergy Smart's.

NFC.cool Tools Tag Reader ships an update every 10 days, Efergy Smart weekly. The most recent releases landed on October 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | NFC.cool Tools Tag Reader | Efergy Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6.8K ratings)](https://appshunter.io/ios/app/nfccool-tools-tag-reader/id1249686798/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/efergy-smart/id6447052743/reviews) |
| Number of ratings | **6.8K** | 1 |
| Positive reviews | **66.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 126 MB | 196 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicolo Stanciu](https://appshunter.io/developer/930855677) | [Hangzhou LinkLink Technology Co., Ltd.](https://appshunter.io/developer/1624873635) |

## What reviewers say

### NFC.cool Tools Tag Reader

[App page](https://appshunter.io/ios/app/nfccool-tools-tag-reader/id1249686798)

This app allows you to read and write NFC tags, scan and create QR codes, digitize documents, and capture 3D models. It offers advanced NFC tools like encryption and batch operations, alongside a versatile QR code scanner and document scanner with OCR.

**Highlights:** Read and write NFC tags, Scan and create QR codes, Digitize documents with OCR, Capture 3D models and room scans, Advanced NFC tools (encryption, batch operations), Customizable QR codes with logos, Automation and integration with iOS Shortcuts

**Features:** macOS Compatibility, Family Sharing, Apple Wallet

**In-app purchases (26)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Monthly Special | $1.99 | per month |
| Business Cards Service Monthly | $2.49 | per month |
| Unlimited 3DT Monthly | $2.99 | per month |
| NFC.cool Scanner Monthly | $3.99 | per month |
| UnlimitedPro3DT Monthly | $3.99 | per month |
| Platinum Weekly | $4.99 | per 7 days |
| Ultra3DT Monthly | $4.99 | per month |
| Unlimited3DT Weekly | $6.99 | per 7 days |
| Mini3DT Yearly | $17.49 | per year |
| Mini7DT Yearly | $17.49 | per year |
| Unlimited Yearly Special | $19.00 | per year |
| Business Cards Service Yearly | $19.99 | per year |
| Unlimited 3DT Yearly | $24.99 | per year |
| Unlimited7DT Yearly | $24.99 | per year |
| NFC.cool Scanner Yearly | $29.99 | per year |
| UnlimitedPro7DT Yearly | $34.99 | per year |
| UnlimitedPro3DT Yearly | $34.99 | per year |
| Ultra3DT Yearly | $39.99 | per year |
| Ultra7DT Yearly | $39.99 | per year |
| Business Yearly | $99.99 | per year |
| Donut | $0.99 | one-time |
| Rainbow Dark Mode | $0.99 | one-time |
| Unlimited QR-Code Widgets | $3.99 | one-time |
| Speech Synthesizer | $3.99 | one-time |
| Ad-free | $6.99 | one-time |
| Unlimited Lifetime | $49.99 | one-time |

**What reviewers like**

- 💯 Excellent app
- 🚀 Easy to use
- 👍 User-friendly
- 🔥 Awesome features
- 🎉 Great tool

**What reviewers complain about**

- 🐛 Crashes frequently
- 💰 Expensive subscription
- 📢 Too many ads
- 🚫 Doesn't work on older devices
- 🤔 Confusing interface

**Reported bugs**

- Unable to read certain NFC tags
- App freezes during NFC operations
- Compatibility issues with iOS 13 and newer
- Inconsistent behavior when writing tags

**Requested features**

- Add ability to clear/erase NFC tags
- Integrate with Shortcuts app
- Offline mode for writing NFC tags
- Add support for RFID tags
- Improve instructions and documentation


### Efergy Smart

[App page](https://appshunter.io/ios/app/efergy-smart/id6447052743)

Monitor your home's electricity consumption in real-time and receive personalized recommendations to improve energy efficiency and reduce costs. Visualize your energy usage patterns over time with detailed historical data and graphical comparisons.

**Highlights:** Real-time electricity monitoring, Historical energy usage data, Graphical comparisons (hourly, daily, weekly, monthly), Actionable energy-saving recommendations, Smart home energy management

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


## Frequently asked questions

### Is NFC.cool Tools Tag Reader free?

NFC.cool Tools Tag Reader is free to download, with in-app purchases available.

### Is Efergy Smart free?

Efergy Smart is free to download, with no in-app purchases.

### Which has better reviews, NFC.cool Tools Tag Reader or Efergy Smart?

NFC.cool Tools Tag Reader is rated higher. NFC.cool Tools Tag Reader averages 4.5 out of 5 from 6.8K ratings, while Efergy Smart averages 3.0 from 1 ratings.

### Do NFC.cool Tools Tag Reader or Efergy Smart have ads?

NFC.cool Tools Tag Reader shows ads; Efergy Smart does not.

### Which is updated more often, NFC.cool Tools Tag Reader or Efergy Smart?

NFC.cool Tools Tag Reader ships an update every 10 days, and Efergy Smart weekly. Most recently, NFC.cool Tools Tag Reader was updated on October 14, 2026 and Efergy Smart on September 21, 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.*