Head to head · 4 tools

8x8 vs Cal.com vs Microsoft Teams vs RingCentral

Starting price

$24/month

Starting price

$15

Starting price

$4/month

Starting price

$30/month

Attribute	8x8	Cal.com	Microsoft Teams	RingCentral
Category	Communication	Events, Scheduling & Booking	Communication	Communication
Pricing	Paid	Free tier	Free tier	Paid
Starting price	$24/month	$15	$4/month	$30/month
Free tier	No	Yes	Yes	No
Free trial	Yes	Yes	Yes	Yes
Deployment	Cloud	Hybrid	Cloud	Cloud
API available	Unknown	Yes	Yes	Unknown
Platforms	—	—	—	ios, android, windows, macos
Certifications	—	3	—	—
Integrations	—	6	—	—
Company	Founded 1987	—	Founded 2016	Founded 2003
Feature attributes
Sso Saml	— Unknown	✓ Yes	— Unknown	— Unknown
Rbac	— Unknown	✓ Yes	— Unknown	— Unknown
Mobile App	— Unknown	— Unknown	— Unknown	— Unknown
Webhooks	— Unknown	✓ Yes	— Unknown	— Unknown
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
Video Conferencing	— Unknown	— Unknown	— Unknown	— Unknown
Team Messaging	— Unknown	— Unknown	— Unknown	— Unknown
Max Participants	— Unknown	— Unknown	— Unknown	— Unknown
Screen Sharing	— Unknown	— Unknown	— Unknown	— Unknown
Guest Access	— Unknown	— Unknown	— Unknown	— Unknown

Also consider

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