What is the best alternative to HubSpot?

Based on company usage data, Mailchimp is the most widely adopted alternative, detected on 97,099 websites.

How many companies use HubSpot?

AgentData detects HubSpot on 121,992 company websites as of September 2026.

Are companies switching away from HubSpot?

AgentData tracks technology changes across company websites. Check back for switching trends as we detect more changes.

What do HubSpot and Mailchimp have in common?

Among the companies AgentData has profiled in full, 10% of those using HubSpot also run Mailchimp (817 companies).

HubSpot alternatives

Ranked by real company usage

The most popular alternatives to HubSpot based on AgentData's analysis of 121,992 company websites are Mailchimp (97,099 companies), Klaviyo (65,754 companies), Constant Contact (16,794 companies).

HubSpot: 121,992 companiesCategory: Marketing automation15 alternatives found

Top alternatives to HubSpot

Mailchimp

97,099 companies10% of profiled HubSpot users also run this

Compare →

Klaviyo

65,754 companies2% of profiled HubSpot users also run this

Compare →

Constant Contact

16,794 companies1% of profiled HubSpot users also run this

15,163 companies

6,799 companies1% of profiled HubSpot users also run this

3,332 companies

2,870 companies

1,880 companies

1,856 companies

#10

1,779 companies

#11

1,352 companies

#12

908 companies

#13

849 companies

#14

816 companies

#15

564 companies

Get the full alternatives data

121,992 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=hubspot

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HubSpot vs MailchimpCompare →HubSpot vs KlaviyoCompare →HubSpot vs Constant ContactCompare →HubSpot vs HighLevelCompare →

Companies using HubSpot→

Frequently asked questions

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