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  1. Home
  2. Compare
  3. Slack vs Zoom

SlackvsZoom

Saas
vs
Saas
ScoresSignalsPricingFeatures

Score Comparison

58
Overall
60
40
Pricing
50
70
Usability
70
55
Performance
65
45
Support
25
65
Reliability
70
75
Onboarding
85
55
Mobile
75
50
Security
55
90
Integrations
80
SlackZoom

Signals Comparison

Usability

Slack

  • Notification overload destroys focus and productivity(8/10)
  • Search is 'heinous' - impossible to find information(7/10)
  • Threading is broken - discourages organization and creates chaos(6/10)

Zoom

  • New interface changes frustrate long-time users(6/10)
Pricing

Slack

  • Free plan deletes messages after 90 days, permanently after 1 year(9/10)
  • Enterprise Grid is a permanent one-way upgrade with no downgrade option(10/10)
  • 9% annual price increase enforced at renewal(8/10)
  • Slack AI is a separate $10/user add-on that must be purchased for ALL users(7/10)
  • 3-user minimum on Pro plan - teams of 2 pay for 3(5/10)

Zoom

  • 40-minute limit on free plan disrupts meetings(8/10)
  • Automatic subscription renewal with no refunds(8/10)
  • Confusing pricing with hidden add-on costs(7/10)
Performance

Slack

  • Desktop app consumes excessive RAM - up to 4GB per workspace(6/10)

Zoom

  • High CPU usage causes system lag and freezing(7/10)
Support

Slack

  • Customer support is slow and stringent with bureaucratic policies(7/10)

Zoom

  • Customer support rated 1.5/5 - unhelpful and unresponsive(9/10)
Security

Slack

  • No end-to-end encryption - data breaches have exposed sensitive messages(8/10)

Zoom

  • History of security issues and misleading encryption claims(8/10)
  • Data sharing with Facebook and third parties(6/10)
Mobile

Slack

  • Mobile notifications frequently delayed or broken(6/10)

Zoom

No signals

Reliability

Slack

No signals

Zoom

  • Service outages affect critical meetings(8/10)
Onboarding

Slack

No signals

Zoom

  • Zoom Phone setup described as 'impossible'(6/10)

Pricing Comparison

Slack

Free
Free

Users: Unlimited users

Storage: 5GB total

Limits: No SSO, No compliance exports, No guest access controls, No custom retention policies, Cannot recover data after 1 year

Messages older than 90 days hidden, data >1 year PERMANENTLY DELETED (Aug 2024), 10 app integration limit fills fast, no customer support
Pro
Popular
$7.25/mo

Users: Minimum 3 users required

Storage: 10GB per user

Limits: No SSO/SAML, No data exports for compliance, No user provisioning, No audit logs

$8.75/user if billed monthly (17% more), 3-user minimum means $21.75/month minimum, Slack AI is additional $10/user, Multi-channel guests count as paid users
Business+
$15/mo

Users: Per user pricing

Storage: 20GB per user

Limits: No Enterprise Key Management, No HIPAA compliance, No unlimited workspaces, Cannot downgrade if you later upgrade to Grid

$18/user if billed monthly (June 2025 price increase), Slack AI still additional $10/user, Enterprise features locked behind higher tier
Enterprise+
$45/mo

Users: Unlimited workspaces

Storage: 1TB per user

Limits: Annual commitment required, Cannot downgrade to Business+ ever, Multi-year contracts often required for discounts

No downgrade path - permanent lock-in, 9% annual price increase at renewal, $950K more annually vs lower tiers for 5K users, Must purchase Slack AI for all users if any need it

Zoom

Basic (Free)
Free

Users: 1 host

Storage: None (local recording only)

Limits: 40-minute limit on group meetings, No cloud storage, No phone dial-in, Limited whiteboard

40-minute limit cuts off meetings. No cloud recording. No advanced admin controls. Meeting links show 'Basic' branding.
Pro
Popular
$13.33/mo

Users: 1-9 users

Storage: 5GB cloud recording

Limits: Still only 100 participants, 5GB storage runs out fast, No SSO

5GB fills quickly (10-15 hours of recordings). AI Companion costs extra. $15.99/month if paid monthly instead of annually.
Business
Popular
$18.33/mo

Users: 10+ users

Storage: 5GB cloud recording

Limits: 10-user minimum, Storage still limited to 5GB per user

Requires minimum 10 users. $21.99/month if paid monthly. Additional storage costs extra ($10/user/month).
Business Plus
$22.49/mo

Users: 10+ users

Storage: 10GB cloud recording

Limits: 10-user minimum, Metered outbound calling

Requires minimum 10 users. Zoom Phone included but with metered calling only.
Enterprise
$0/mo

Users: 250+ users required

Storage: Unlimited cloud recording

Limits: 250-user minimum, Custom pricing requires sales call

Requires 250-user minimum. Quote-based pricing not transparent. Long-term contracts typical.

Feature Comparison

FeatureSlackZoom
Communication
Real-time messaging

Channels, DMs, threads

Video calls

Huddles and integrations, up to 50 people on paid plans

Team chat

Included in all plans

Phone system (Zoom Phone)

Business Plus+ or add-on, metered calling

Core
Video conferencing

HD video, up to 1000 participants on Enterprise

Unlimited meeting duration

Free plan limited to 40 minutes

Collaboration
Screen sharing

With annotation and remote control

Breakout rooms

Excellent for workshops and training

Guest access

Single-channel guests free, multi-channel count as paid users

Data
Message history

Free: 90 days visible, 1 year then deleted. Paid: Unlimited

Data export

Business+ and above for compliance exports

Integrations
Third-party integrations

2,600+ apps. Free plan limited to 10 integrations

Calendar integration

Google, Outlook, others

Storage
Recording

Local free, cloud limited (5-10GB)

Security
SSO/SAML

Business+ and above only ($15/user)

End-to-end encryption

Not available. EKM (customer keys) only on Enterprise+

Waiting room

Important for preventing Zoombombing

SSO

Business plan and above

Usability
Virtual backgrounds

CPU-intensive

Browser-only joining

Guests can join without download

AI
Slack AI

Separate $10/user add-on, must buy for ALL users

AI Companion

Extra cost add-on

Accessibility
Mobile app

iOS and Android, notification reliability issues

Events
Webinars

Add-on or Enterprise only

Enterprise
Audit logs

Enterprise+ only ($45/user)

Compliance
HIPAA compliance

Enterprise+ only

FedRAMP authorized

Moderate authorization available