# Boltcard NFC Programmer vs IoT sensors

The clearest difference is device support: IoT sensors at 4 against Boltcard NFC Programmer's 2. Boltcard NFC Programmer's advantage is iOS requirement (12.4 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Boltcard NFC Programmer ships an update every 5 weeks, IoT sensors monthly. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Boltcard NFC Programmer | IoT sensors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/boltcard-nfc-programmer/id6450968873/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 23 MB | 1 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ones and Zeros Technology Limited](https://appshunter.io/developer/1435743209) | [Georgi Valkov](https://appshunter.io/developer/1724556136) |

## What reviewers say

### Boltcard NFC Programmer

[App page](https://appshunter.io/ios/app/boltcard-nfc-programmer/id6450968873)

This tool allows you to program blank NFC cards to function as personal Boltcards, enabling a contactless payment experience for the Lightning network. It requires prior setup of a Boltcard instance on GitHub.

**Highlights:** Program NTAG424DNA NFC cards, Create personal Boltcards, Contactless Lightning network payments, Compatible with Lightning PoS terminals, Works with Breez wallet PoS App

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

**In-app purchases:** none


### IoT sensors

[App page](https://appshunter.io/ios/app/iot-sensors/id6475629569)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Boltcard NFC Programmer free?

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

### Is IoT sensors free?

IoT sensors is free to download, with no in-app purchases.

### Do Boltcard NFC Programmer or IoT sensors have ads?

Neither Boltcard NFC Programmer nor IoT sensors shows ads.

### Which is updated more often, Boltcard NFC Programmer or IoT sensors?

Boltcard NFC Programmer ships an update every 5 weeks, and IoT sensors monthly. Most recently, Boltcard NFC Programmer was updated on October 16, 2026 and IoT sensors on October 14, 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.*