Choose Novu if you need
- Integration with Slack, Twilio or SendGrid. We haven't found them on OneSignal's website.
- HIPAA or SSO. We haven't found them on OneSignal's website.
Side by side, from each tool's own website. A tool's rating shows once it has 3 reviews.
From each tool's own website, checked on the dates below, and from published reviews.
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.

Nobody has reviewed Novu yet. Its rating shows once it has 3 reviews.
Review Novu
Nobody has reviewed OneSignal yet. Its rating shows once it has 3 reviews.
Review OneSignalFrom the platforms and integrations each website lists.
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Novu and OneSignal yet.
Your review makes this comparison better for the next person. Review Novu or review OneSignal.
Novu: Facts from novu.co, checked November 13, 2026. Sources: novu.co, novu.co/pricing, novu.co/integrations/channels.
OneSignal: Facts from onesignal.com, checked November 13, 2026. Sources: onesignal.com, onesignal.com/pricing, onesignal.com/features, onesignal.com/integrations.
Prices change, so confirm on their sites.