# Sentry Interactive vs NFC Tap

The clearest difference is rating: NFC Tap at 4.2 against Sentry Interactive's 2.6. NFC Tap also leads on review sentiment (55% vs 13%) and ratings volume (229 vs 14). Sentry Interactive's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NFC Tap holds the better App Store score, 4.2 against 2.6. That said, the two scores are not equally well evidenced: NFC Tap has 229 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 13% of Sentry Interactive's written reviews are positive against 55% of NFC Tap's.

Sentry Interactive ships an update every 3 weeks, NFC Tap every 2 months. The most recent releases landed on August 30, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Sentry Interactive | NFC Tap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (14 ratings)](https://appshunter.io/ios/app/sentry-interactive/id1164433305/reviews) | **[4.2 (229 ratings)](https://appshunter.io/ios/app/nfc-tap/id1278913597/reviews)** |
| Number of ratings | 14 | **229** |
| Positive reviews | 13.3% of reviews | **55.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 43 MB | 29 MB |
| Requires iOS | **15.5** | 16.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Doordeck Limited](https://appshunter.io/developer/1115161254) | [STMicroelectronics](https://appshunter.io/developer/1801774735) |

## What reviewers say

### Sentry Interactive

[App page](https://appshunter.io/ios/app/sentry-interactive/id1164433305)

This app allows you to access your office or building with your iPhone or Apple Watch. Share access with others easily and securely using bank-level encryption. Multiple convenient unlock methods are available for quick entry.

**Highlights:** Tap to unlock office access, Share access with email, Apple Watch integration, 2-factor bank-level encryption, Convenient unlock methods, Real-time insights

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

**In-app purchases:** none


### NFC Tap

[App page](https://appshunter.io/ios/app/nfc-tap/id1278913597)

This app allows users to read and write NFC tags, supporting various tag types and NDEF message formats. It enables quick actions like connecting to Wi-Fi, pairing Bluetooth devices, opening URLs, and initiating calls or messages directly from NFC tags.

**Highlights:** Read/Write NFC tags, Support ST25 Type5 & Type4A tags, Read/Write NDEF Messages (URL, Text, SMS, etc.), Connect to Wi-Fi devices, Pair Bluetooth devices, Initiate calls, SMS, and emails, Control ISO15693 commands

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 💡 Handy for development
- 🚀 Works as intended (initially)
- 👍 Great color scheme
- 👍 Simple navigation

**What reviewers complain about**

- 🐛 Does not work anymore
- 🐛 Unable to write to tags
- 🐛 Error messages
- 🐛 Not user friendly
- 🐛 Hard to navigate

**Reported bugs**

- Unable to write to tags
- Error indicating need to read tag first
- No longer works
- Cannot read, edit, or write back memory to 15693 tag
- Crashing when scanning NXP Mifare

**Requested features**

- Display NDEF record in HEX
- Fix password protection bug on iOS
- Allow importing bin files
- Improve user-friendliness for beginners
- Connect Digimon Vital Bracelet with VB Lab


## Frequently asked questions

### Is Sentry Interactive free?

Sentry Interactive is free to download, with no in-app purchases.

### Is NFC Tap free?

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

### Which has better reviews, Sentry Interactive or NFC Tap?

NFC Tap is rated higher. Sentry Interactive averages 2.6 out of 5 from 14 ratings, while NFC Tap averages 4.2 from 229 ratings.

### Do Sentry Interactive or NFC Tap have ads?

Neither Sentry Interactive nor NFC Tap shows ads.

### Which is updated more often, Sentry Interactive or NFC Tap?

Sentry Interactive ships an update every 3 weeks, and NFC Tap every 2 months. Most recently, Sentry Interactive was updated on August 30, 2026 and NFC Tap 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.*