OneSignal is a messaging platform for reaching audiences through mobile and web push, email, in-app messaging, RCS, SMS, and Live Activities.
Alternatives to Firebase In-App Messaging
Whatfix is an enterprise digital adoption platform for helping organizations and users get more value from their software.
Intercom is a customer messaging and support platform for businesses serving customers through a website, app, or product experience.
- 4

Chameleon
Chameleon helps software teams shape in-app experiences around products, users, and their journeys.
WebAPIExtension7.2From $279 a month - 5

Inline Manual
Inline Manual is a digital adoption platform for placing interactive guidance and support content inside a customer’s application.
WebAPIExtensionSelf-hosted7.2From $3 a month - 6
Userpilot
Userpilot is a product growth platform for non-technical teams to create in-app experiences, understand user behavior, and act on it without writing code.
AndroidiOSWebAPI7.2From $299 a month - 7

Braze
AndroidiOSWebAPI7.0 - 8

Stonly
Stonly is a customer-service knowledge platform for interactive guides, articles, knowledge bases, and AI features.
Free planAndroidiOSWeb7.0Free plan - 9

Product Fruits
iOSWebAPIExtension6.8From $111 a month - 10
Gainsight PX
Gainsight PX combines product analytics with tools for in-app guidance, engagement, and feedback.
AndroidiOSWebAPI6.7 - 11

Appcues
Appcues creates in-product experiences for user onboarding, feature adoption, feedback collection, and reducing support load without engineering help for every change.
AndroidiOSWebAPI6.6 - 12
HelpHero
HelpHero is a no-code onboarding tool for SaaS product, customer success, and growth teams.
WebAPIExtension6.6From $550 a year - 13
Userflow
Userflow provides in-app experiences for onboarding, activation, self-serve support and ongoing engagement.
WebAPI6.6From $240 a month - 14

UserGuiding
UserGuiding is a no-code platform for creating website onboarding and product-adoption experiences.
WebAPIExtension6.4From $174 a month - 15

WalkMe
WalkMe is a digital adoption platform that provides visibility into software use and delivers guidance and automation across applications and workflows.
AndroidiOSWebAPI6.4 - 16

Airship Experimentation
Airship Experimentation provides testing and measurement tools for optimizing app and web experiences against specific goals.
AndroidiOSWebAPI6.3 - 17
Userlane
Userlane combines software-usage analytics with guidance delivered inside applications.
WebAPIExtensionSelf-hosted5.6 - 18
Courier
AndroidiOSWeb5.4 - 19
Pendo Listen
Web5.0 - 204.8

