OneSignal SDK

OneSignal is the easiest and most popular way to send push notifications, in-app messages/pop-ups, emails, and SMS messages to your players.

Over the years, OneSignal has been used by 30,000 Unity apps in more than 150 countries around the world, and by developers including Zynga, Tripledot Studios, Tactile Games, Ketchapp, and many more. By improving engagement and bringing players back to games more frequently, OneSignal can increase retention and drive additional revenue opportunities for the Unity community.

OneSignal is also excited to now be a Unity Verified Solutions Partner and to be the first messaging partner available in the Unity Asset Store!

With no limit on the number of subscribers or messages sent, OneSignal offers a completely free plan for indie developers, while also providing powerful paid features for growing game studios.

Get started today by downloading the OneSignal Unity SDK and signing up for a OneSignal account. If you’re a larger studio and interested in a demonstration of the platform, you can click here to contact our team.

Built by Gamers, for Gamers

OneSignal started as a Unity mobile game studio and our messaging platform was born from gamers’ needs. Game developers remain a core focus for us, from our functionality and product improvements to our content and partnerships. Learn tips to master cross-channel user communication for mobile games.

Message Personalization & Segmentation

Design customer user journeys by leveraging Data Tags like upcoming level or lesson names and points earned or words learned. Send push notifications for in-game events, emails when friends send virtual gifts, or promote related content with an in-app message. Learn how Unity customers like LBC Studios use OneSignal to enhance their engagement rates.

Best-in-Class Scale, Speed & Reliability

Messages never get stuck in a queue or send slowly. Our platform has the highest messaging throughput in the industry and can support customers as large as 100M MAUs. OneSignal provides first-class support for all popular messaging channels and devices including iOS, Android, Huawei, Amazon Fire, as well as SMS with MMS support, and rich email delivery.

Trusted by Developers Globally

OneSignal is the most trusted messaging product in the industry, leveraged by 1.2 million users to send over 8 billion messages/day. We are the first Unity Verified Solutions Partner in the messaging space, so the OneSignal Unity SDK has been thoroughly tested to ensure a top-quality experience.