Head to head · 4 tools

Copy.ai vs Fastmail vs Microsoft 365 vs Notion AI

Starting price

$24

Starting price

$3/month

Starting price

$6/month

Starting price

$10/month

Attribute	Copy.ai	Fastmail	Microsoft 365	Notion AI
Category	Content & Writing	Email & Messaging Marketing	Productivity & Collaboration	Content & Writing
Pricing	Freemium	Paid	Paid	Paid
Starting price	$24	$3/month	$6/month	$10/month
Free tier	No	No	Unknown	No
Free trial	Yes	Yes	Yes (30d)	Yes
Deployment	—	—	Cloud	Cloud
API available	Yes	Unknown	Yes	Unknown
Platforms	—	—	—	ios, android, windows, macos
Certifications	1	—	—	—
Integrations	—	—	—	4
Company	Founded 2020	Founded 1999	—	—
Feature attributes
Sso Saml	✓ Yes	— Unknown	— Unknown	— 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	✓ Yes	— Unknown	— Unknown	— Unknown
Browser Extension	— Unknown	— Unknown	— Unknown	— Unknown
Docs Editor	— Unknown	— Unknown	— Unknown	— Unknown
Real Time Collaboration	— Unknown	— Unknown	— Unknown	— Unknown
Storage Included	— Unknown	— Unknown	— Unknown	— Unknown
Offline Access	— Unknown	— Unknown	— Unknown	— Unknown
Templates	— Unknown	— Unknown	— Unknown	— Unknown

Also consider

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