How many companies use Klaviyo vs OneSignal?

65,754 companies use Klaviyo and 3,332 companies use OneSignal in our database. Klaviyo is more widely adopted with 19.7x more companies than OneSignal.

Can I get a list of companies using both Klaviyo and OneSignal?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

Klaviyo vs OneSignal

Klaviyo is used by 65,754companies — 19.7x more than OneSignal (3,332).

65,754 use Klaviyo3,332 use OneSignal

Side-by-side comparison

	Klaviyo	OneSignal
Companies	65,754	3,332
Category	Marketing automation	Marketing automation

Company adoption

Top companies using Klaviyo

Rugged Terrainruggedterrain.com

Area Rug for Salerugexposd.com

RuggedMaderuggedmade.com

Robeezrobeez.com

Ruby and Yayarubyandyaya.com

Top companies using OneSignal

RISCOriscogroup.com

Riverwood Familyriverwoodfamily.com

The Roth Law Firmrrothlaw.com

Roostersroostersroost.com

Recovery Lawrecoverylawgroup.com

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69,086 companies with emails, tech stacks, and contacts

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API access

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