About
OneSignal provides push, in-app, email, and SMS messaging with generous free tier — widely used by indie mobile apps.
OneSignal
MarketingThe market-leading customer engagement platform.
Listed May 25, 2026Updated Jun 18, 2026
Frequently asked
What is OneSignal?
The market-leading customer engagement platform. OneSignal provides push, in-app, email, and SMS messaging with generous free tier — widely used by indie mobile apps.
What category is OneSignal in?
OneSignal is listed under Marketing on Startup Spotlight, a directory of indie and micro-startups.
When was OneSignal founded?
OneSignal was founded in 2014.
Where can I visit OneSignal?
You can visit OneSignal at onesignal.com, or view its full profile on Startup Spotlight.
Standalone answers: What is OneSignal? · When was OneSignal launched?
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