How many companies use Klaviyo vs Sendinblue?

65,754 companies use Klaviyo and 908 companies use Sendinblue in our database. Klaviyo is more widely adopted with 72.4x more companies than Sendinblue.

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

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 Sendinblue

Klaviyo is used by 65,754companies — 72.4x more than Sendinblue (908).

65,754 use Klaviyo908 use Sendinblue

Side-by-side comparison

	Klaviyo	Sendinblue
Companies	65,754	908
Category	Marketing automation	Marketing automation

Company adoption

Top companies using Sendinblue

Relish Supper Clubrelishsupperclub.com

Power Tool Replacement Partspowertoolreplacementparts.com

Pyradyne®pyradyne.com

Portland Fashion Instituteportlandsewing.com

QuantumFloquantumflo.com

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66,662 companies with emails, tech stacks, and contacts

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1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=klaviyo

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