CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

CUSTOMER MESSAGING DELIVERED The world's leader for mobile push notifications, web push, SMS, email & in-app messaging. Trusted by 1 million+ developers to send billions

of message per day.

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PUSH NOTIFICATIONS DELIVERED ONESIGNAL IS THE MARKET LEADER IN CUSTOMER ENGAGEMENT, POWERING MOBILE + WEB PUSH, EMAIL & IN-APP MESSAGES. Get Started Now Contact Sales No credit card required Trusted by 1,060,239 developers

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Customer Case Studies

MOBILE PUSH

Be the first message customers see when they pick up their phones. Notifications are the primary traffic source for most mobile apps.

WEB PUSH

Stay in front of your customers even after they leave your site. Works on Chrome, Safari, Firefox, Edge, Opera, and Yandex.

IN-APP

Deliver messages that create delight. Design banners, pop-ups, and interstitials; implement without a single line of code.

EMAIL

Design emails that look great on every device with the drag-and-drop composer. Customize our free templates to match your brand. WEB PUSH HELPS BRING CUSTOMERS BACK TO YOUR PRODUCT

View Examples

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>  One of the greatest things about OneSignal is that minimal > engineering is required to execute tactics - from personalization > and segmenting, to A/B testing, and beyond.

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> MIKE ROME, CMO

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>  Read Case Study EVERYTHING YOU’RE LOOKING FOR It’s never been easier to connect with customers.

15 MINUTE SETUP

Our users are always shocked at how easy it is to get started.

REAL-TIME REPORTING

View delivery and conversion performance for every message. INCREDIBLE SCALABILITY Millions of users? No problem. We send out billions of notifications

daily.

A/B TESTING

Compare message performance and automatically send the best. SUPERIOR SEGMENTATION Create personalized messages and send them to the right audiences.

AUTOMATED MESSAGING

Set it and forget it. You can trigger notifications based on user

behavior.

INTELLIGENT DELIVERY Leverage machine learning to send your messages at the optimal time. ANALYZE RESULTS ANYWHERE Our SDKs are open source and every component is accessible via API. LIMITLESS INTEGRATIONS OneSignal integrates with leading technology companies.

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More Integrations

BUILT FOR DEVELOPERS Our founders were app developers first. We couldn’t find any great push notification tools so we built OneSignal. Code in the language you know with any development environment. All in less than 10 lines of code. Apple iOS Android Web Push React Native Unity Flutter * Read The Getting Started Docs * Get Your Free API Key

Apple iOS

import OneSignal

func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: ?) -> Bool { OneSignal.initWithLaunchOptions(launchOptions, appId: "YOUR_APP_ID", handleNotificationAction: nil,

settings: )

OneSignal.inFocusDisplayType = OSNotificationDisplayType.notification; OneSignal.promptForPushNotifications(userResponse: { accepted in print("User accepted notifications: \(accepted)")

})

return true

}

Android

import com.onesignal.OneSignal; public class YourAppClass extends Application {

@Override

public void onCreate() {

super.onCreate();

OneSignal.startInit(this) .inFocusDisplaying(OneSignal.OSInFocusDisplayOption.Notification) .unsubscribeWhenNotificationsAreDisabled(true)

.init();

}

}

Web Push

React Native

import OneSignal from 'react-native-onesignal'; export default class App extends Component { constructor(properties) {

super(properties);

OneSignal.init("YOUR_APP_ID"); OneSignal.addEventListener('opened', this.onOpened);

}

componentWillUnmount() { OneSignal.removeEventListener('opened', this.onOpened);

}

onOpened(openResult) { console.log('Message: ', openResult.notification.payload.body); console.log('openResult: ', openResult);

}

}

Unity

using System.Collections.Generic;

void Start() {

OneSignal.StartInit("YOUR_APP_ID") .HandleNotificationOpened(HandleNotificationOpened)

.EndInit();

OneSignal.inFocusDisplayType = OneSignal.OSInFocusDisplayOption.Notification;

}

private static void HandleNotificationOpened(OSNotificationOpenedResult result) { // use notification opened result here

}

Flutter

void main() {

OneSignal.shared.init("YOUR_APP_ID", { OSiOSSettings.autoPrompt: false

});

OneSignal.shared.setInFocusDisplayType(OSNotificationDisplayType.notification); OneSignal.shared.promptUserForPushNotificationPermission();

}

Code in any language. We provide native support for every development

environment.

30+ Platform Integrations

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We’ll get you going in a matter of minutes. Get Your Free Account Schedule a

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