Merlino vs WF
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Merlino
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The Merlino app is able to read and write the parameters of CPA Merlino WiFi iOT devices: chlorine generators, devices for reading and regulating pH and Rx, for the management of heaters, whirlpools, pumps, RGB lamps. The devices are seen as WiFi Access Points. The app user must select the WiFi of a device in the iPhone settings before opening the app and connecting to it. The WiFi device must be close to the iPhone, at most a few meters. The app allows you to simulate the connection to a device, if the device is not physically available, by turning off the iPhone's WiFi before running the app, in this way it is possible to verify all the app's functions.
WF
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The WF-Sight application is here to enhance your experience when using the WF-Sight devices . This application connects your smart phone, or tablet, to your WF-Sight device via Wifi. This connection allows you to watch a live video stream of your hunt on your smart phone or tablet. The WF-Sight app lets you to adjust/change the various settings on your WF-Sight devices, and review the images and videos stored on your scopes microSD card.
Screenshots
Verdict
The clearest difference is update cadence: WF at every 6 days against Merlino's every 7 months. WF also leads on iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Merlino ships an update every 7 months, WF every 6 days. The most recent releases landed on May 19, 2026 and May 16, 2026 respectively.
| Parameter | Merlino | WF |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 6 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 14.0 | 11.0 β better |
| Further details β not scored | ||
| Size | 5 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | C.p.a s.r.l | ι«ζ ι» |
In-app purchases
Merlino
No in-app purchases
WF
No in-app purchases
