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Head-to-head

Cal.com vs i-4business

Two leading lead gen & abm tools, compared on pricing, features, and editorial fit. Updated for 2026.

Cal.com logo
Cal.com

Open-source scheduling software for bookings and meetings

From $12/mo
Visit Cal.com
i-4business logo
i-4business

In-house researched EMEA enterprise B2B contact data and platform

Custom pricing
Visit i-4business

At a glance

 Cal.comi-4business
TaglineOpen-source scheduling software for bookings and meetingsIn-house researched EMEA enterprise B2B contact data and platform
Pricing modelFreemiumEnterprise
Starts at$12/moCustom
Founded——
AI-native
CategoriesLead Gen & ABM, Forms & Surveys, AutomationLead Gen & ABM, Sales Engagement
Vendor claimed

Quick take

Pick Cal.com if you need open-source scheduling software for bookings and meetings. Pick i-4business if you need in-house researched emea enterprise b2b contact data and platform.

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Cal.com alternatives →

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i-4business alternatives →

Frequently asked

Is Cal.com better than i-4business?
It depends on your use case. Cal.com is open-source scheduling software for bookings and meetings, while i-4business is in-house researched emea enterprise b2b contact data and platform. See the comparison above for which fits your team.
What's the price difference between Cal.com and i-4business?
Cal.com starts at $12/mo. i-4business uses custom pricing.
Can I migrate from Cal.com to i-4business?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.