# Digicard Key vs SmartLoop Firmware Utility

The clearest difference is ads: SmartLoop Firmware Utility at none against Digicard Key's shown. SmartLoop Firmware Utility also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, 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.

Digicard Key ships an update every 4 months, SmartLoop Firmware Utility every 5 months. The most recent releases landed on October 30, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Digicard Key | SmartLoop Firmware Utility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/digicard-key/id1610779653/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 33 MB | 30 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Digicard Key LLC](https://appshunter.io/developer/1610779655) | [Keystone Technologies, LLC](https://appshunter.io/developer/1460952182) |

## What reviewers say

### Digicard Key

[App page](https://appshunter.io/ios/app/digicard-key/id1610779653)

Verify the authenticity of tagged items by scanning NFC tags. Access detailed information, origin, and ownership history stored on a blockchain. Claim ownership of items and ensure their provenance.

**Highlights:** Scan NFC tags, Verify item authenticity, View item information and history, Claim item ownership, Blockchain-recorded data, Supply chain verification

**In-app purchases:** none


### SmartLoop Firmware Utility

[App page](https://appshunter.io/ios/app/smartloop-firmware-utility/id1612165093)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Digicard Key free?

Digicard Key is free to download, with no in-app purchases.

### Is SmartLoop Firmware Utility free?

SmartLoop Firmware Utility is free to download, with no in-app purchases.

### Do Digicard Key or SmartLoop Firmware Utility have ads?

Digicard Key shows ads; SmartLoop Firmware Utility does not.

### Which is updated more often, Digicard Key or SmartLoop Firmware Utility?

Digicard Key ships an update every 4 months, and SmartLoop Firmware Utility every 5 months. Most recently, Digicard Key was updated on October 30, 2026 and SmartLoop Firmware Utility on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*