I've never had the official version of the app, so I don't know about the functionalities it had. Anyway for Android users here's the most recent apk (4.1.5 2017), I think it still syncs with wepowder properly:
https://www.apkmonk.com/app/com.wepowder.android.Salomon/...
I imagine there must be a .ipa for jailbroken iPhones as well.