KDCUHF vs Xema FW
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KDCUHF
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KDC UHF® is a program which communicates with KoamTac's Barcode Reader KDC via Bluetooth. It enables user to read UHF data, measure the performance and configure KDC on an iPod/iPhone/iPad.
Xema FW
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This application is for iOS devices to update the firmware of Xema X7n barcode scanner.
Screenshots
Verdict
KDCUHF and Xema FW are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | KDCUHF | Xema FW |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 22 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | KoamTac. Inc | Xema, Inc. |
In-app purchases
KDCUHF
No in-app purchases
Xema FW
No in-app purchases
