Current pricing — Retool vs Slack
Plan
Retool
Slack
Free tier
Free
$0
1 user, up to 3 apps, 1GB database storage
Free
$0
90-day message history, 10 integrations, 1:1 calls
Entry paid
Team
$10/mo per user
Up to 5 team members, unlimited apps, 5GB storage
Pro
$8.75/mo per user
Unlimited message history, unlimited integrations, group calls up to 15
Mid tier
Business
$50/mo per builder
Unlimited users, SSO, audit logs, custom permissions, 50GB storage
Business+
$18/mo per user
SAML SSO, data export, 250GB storage per user, compliance features
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Recent price changes
Date
Retool
Slack
Aug 2026
Retool Free: $0 → $10
Slack Business+: $18 → $4.38
Aug 2026
Retool Team: $10 → $50
Slack Business+: $18 → $4.38
Aug 2026
Retool Business: $50 → $5
Business+ increased from $15 to $18/user/mo
Quick verdict
Retool's most recent pricing change was in Jan 2023: free plan restricted to 1 user (previously 5). Slack's most recent change was in Mar 2025: new "pro ai" add-on introduced at $10/user/mo on top of pro. Track both tools with PricePulse to be alerted the moment either changes a price or tier.
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