YF vs Rehlink
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YF
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YF-Cam requires a wired or wireless endoscope to be connected for use. By connecting the endoscope, real-time image transmission can be achieved within the app. The software implements functions such as photography, video recording, and playback. Suitable for automotive repair and industrial industries
Rehlink
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Rehlink is a mobile diagnostic app for Rehlko ATS and generator controllers. It enables technicians to connect via Bluetooth LE to supported hardware to update firmware, configure advanced settings, and troubleshoot system faults, streamlining commissioning, maintenance, and service in the field. Some features are available only when compatible Rehlko hardware is connected.
Screenshots
Verdict
YF and Rehlink are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.
| Parameter | YF | Rehlink |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 3 MB | 34 MB |
| Age rating | 17+ | 4+ |
| Developer | 阳 李 | DISCOVERY ENERGY, LLC |
In-app purchases
YF
No in-app purchases
Rehlink
No in-app purchases









