8x8 vs Airmail vs Microsoft Teams vs RingCentral

8x8+

Starting price

$24/month

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Airmail+

Starting price

—

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Microsoft Teams+

Starting price

$4/month

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RingCentral+

Starting price

$30/month

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Attribute	8x8	Airmail	Microsoft Teams	RingCentral
Category	Communication	Communication	Communication	Communication
Pricing	Paid	Paid	Free tier	Paid
Starting price	$24/month	—	✓ $4/month	$30/month
Free tier	No	No	✓ Yes	No
Free trial	✓ Yes	No	✓ Yes	✓ Yes
Deployment	Cloud	—	Cloud	Cloud
API available	Unknown	Unknown	✓ Yes	Unknown
Platforms	—	—	—	ios, android, windows, macos
Certifications	—	—	—	—
Integrations	—	—	—	—
Company	Founded 1987	—	Founded 2016	Founded 2003
Feature attributes
Sso Saml	— Unknown	— 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
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

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