WunderLINQ DFU vs KD DFU
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WunderLINQ DFU
This utility app delivers Over-The-Air firmware updates for compatible hardware. It ensures your devices are running the latest software for optimal performance and security.
- Over-the-Air firmware updates
- WunderLINQ hardware support
- Latest software delivery
- Performance optimization
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Provides Over-The-Air firmware updates for the WunderLINQ Hardware.
KD DFU
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A utility to do the door lock firmware upgrade
Screenshots
Verdict
The clearest difference is update cadence: KD DFU at every 2 months against WunderLINQ DFU's every 7 months. WunderLINQ DFU's advantage is iOS requirement (9.0 vs 12.0). On price, ads, 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.
WunderLINQ DFU ships an update every 7 months, KD DFU every 2 months. The most recent releases landed on October 13, 2026 and October 27, 2026 respectively.
| Parameter | WunderLINQ DFU | KD DFU |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 7 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 1 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Black Box Embedded, LLC | Guangzhou Kuodao Internet of Things Technology Co., Ltd. |
In-app purchases
WunderLINQ DFU
No in-app purchases
KD DFU
No in-app purchases
