Acrolinx vs Claude vs Copy.ai vs Proposify

Acrolinx+

Starting price

—

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Claude+

Starting price

$20/month

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Copy.ai+

Starting price

$24

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Proposify+

Starting price

Contact sales

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Attribute	Acrolinx	Claude	Copy.ai	Proposify
Category	Content & Writing	AI Agents & Assistants	Content & Writing	Proposal Software
Pricing	Paid	Free tier	Freemium	Contact sales
Starting price	—	✓ $20/month	$24	Contact sales
Free tier	No	✓ Yes	No	No
Free trial	Unknown	No	✓ Yes	✓ Yes
Deployment	—	Cloud	—	Cloud
API available	Unknown	Unknown	✓ Yes	Unknown
Platforms	—	ios, android, macos	—	web
Certifications	—	—	✓ 1	—
Integrations	2	2	—	✓ 4
Company	—	—	Founded 2020	Founded 2013
Feature attributes
Sso Saml	— Unknown	— Unknown	✓ Yes	— Unknown
Rbac	— Unknown	— Unknown	— Unknown	— Unknown
Mobile App	— Unknown	— Unknown	— Unknown	— Unknown
Webhooks	— Unknown	— Unknown	— Unknown	— Unknown
Data Export	— Unknown	— Unknown	— Unknown	— Unknown
Ai Generation	— Unknown	— Unknown	— Unknown	— Unknown
Grammar Check	— Unknown	— Unknown	— Unknown	— Unknown
Plagiarism Check	— Unknown	— Unknown	— Unknown	— Unknown
Brand Voice	— Unknown	— Unknown	✓ Yes	— Unknown
Browser Extension	— Unknown	— Unknown	— Unknown	— Unknown
Templates	— Unknown	— Unknown	— Unknown	✓ Yes
Esignature	— Unknown	— Unknown	— Unknown	✓ Yes
Payments	— Unknown	— Unknown	— Unknown	— Unknown
Engagement Analytics	— Unknown	— Unknown	— Unknown	✓ Yes
Crm Integration	— Unknown	— Unknown	— Unknown	✓ Yes
Interactive Web Docs	— Unknown	— Unknown	— Unknown	✓ Yes
Approval Workflow	— Unknown	— Unknown	— Unknown	✓ Yes

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