airSlate vs Cal.com vs DocuSign vs HubSpot

airSlate+

Starting price

—

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Cal.com+

Starting price

$15

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DocuSign+

Starting price

$10

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HubSpot+

Starting price

$15/month

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Attribute	airSlate	Cal.com	DocuSign	HubSpot
Category	Contract Management	Events, Scheduling & Booking	Legal & Compliance	CRM & Customer Management
Pricing	Free tier	Free tier	Paid	Free tier
Starting price	—	$15	✓ $10	$15/month
Free tier	✓ Yes	✓ Yes	No	✓ Yes
Free trial	Unknown	✓ Yes	✓ Yes	✓ Yes (14d)
Deployment	—	Hybrid	Cloud	—
API available	Unknown	✓ Yes	✓ Yes	✓ Yes
Platforms	—	—	ios, android	ios, android
Certifications	—	3	✓ 7	—
Integrations	—	6	✓ 27	23
Company	—	—	Founded 2003	Founded 2006
Feature attributes
Sso Saml	— Unknown	✓ Yes	✓ Yes	✓ Yes
Rbac	— Unknown	✓ Yes	— Unknown	✓ Yes
Mobile App	— Unknown	— Unknown	Ios And Android	Ios And Android
Webhooks	— Unknown	✓ Yes	— Unknown	✓ Yes
Data Export	— Unknown	— Unknown	— Unknown	— Unknown
Calendar Integrations	— Unknown	✓ Yes	— Unknown	— Unknown
Group Scheduling	— Unknown	✓ Yes	— Unknown	— Unknown
Payment Collection	— Unknown	✓ Yes	— Unknown	— Unknown
Routing Forms	— Unknown	✓ Yes	— Unknown	— Unknown
Self Hosting	— Unknown	✓ Yes	— Unknown	— Unknown
Esignature	— Unknown	— Unknown	✓ Yes	— Unknown
Contract Lifecycle	— Unknown	— Unknown	✓ Yes	— Unknown
Clause Library	— Unknown	— Unknown	✓ Yes	— Unknown
Audit Trail	— Unknown	— Unknown	✓ Yes	— Unknown
Workflow Approvals	— Unknown	— Unknown	✓ Yes	— Unknown
Pipeline Management	— Unknown	— Unknown	— Unknown	✓ Yes
Marketing Automation	— Unknown	— Unknown	— Unknown	✓ Yes
Custom Objects	— Unknown	— Unknown	— Unknown	✓ Yes
Reporting Dashboards	— Unknown	— Unknown	— Unknown	✓ Yes
App Marketplace	— Unknown	— Unknown	— Unknown	✓ Yes

Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.