Yes, both WonderPush and OneSignal offer a Free Trial.
WonderPush is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
OneSignal is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of OneSignal begins at $9/Month, while pricing details for WonderPush are unavailable.
Some top alternatives to WonderPush includes VWO Engage, OneSignal, Push by Techulus, PushBots, PushAlert, DigitalPUSH, Push.World, Truepush, PushPushGo, PushNinja and SmartPush.
Some top alternatives to OneSignal includes VWO Engage, PushEngage, Push Monkey, PushBots, PushAlert, Push.World, TITANPush, WonderPush, Notificare, PushNinja and Webpushify.