Digicard Key vs SmartLoop Firmware Utility
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Digicard Key
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.
- Scan NFC tags
- Verify item authenticity
- View item information and history
- Claim item ownership
- Blockchain-recorded data
- Supply chain verification
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The Digicard Key mobile application helps users verify the authenticity of tagged items on the Digicard Key Network. This app is used to scan NFC tags affixed to items on the Network. Items are linked to Digital Landing Pages containing the item’s information, source of origin, supply chain verification points, and history of ownership. Users may also claim ownership of items by proving items are in their possession. Tagged items cannot be replicated and all scan data is recorded to blockchain making the information captured immutable. For assurance and confidence, buyers, collectors, and investors should demand Digicard Key.
SmartLoop Firmware Utility
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SmartLoop Firmware Utility is used to scan your regions in any SmartLoop Control system to identify if there are any Firmware updates available. This simple process will keep your system running with the most current firmware, patching any bugs and implementing security improvements.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Digicard Key | SmartLoop Firmware Utility |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Digicard Key LLC | Keystone Technologies, LLC |
In-app purchases
Digicard Key
No in-app purchases
SmartLoop Firmware Utility
No in-app purchases
Questions
Is Digicard Key free?
Is SmartLoop Firmware Utility free?
Do Digicard Key or SmartLoop Firmware Utility have ads?
Which is updated more often, Digicard Key or SmartLoop Firmware Utility?
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