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Plain Pricing Calculator

Estimate your monthly and annual cost for Plain based on team size. Compare 3 plans side-by-side, then jump straight to cheaper alternatives if the total looks high.

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3 plans
Team size
10 seats
1 50 100 200
Best fit for 10 seats
Foundation
$35
Flat monthly rate
Annual cost: $420/yr
  • 1 seat + $35/additional
  • Slack, email, in-app channels
  • Ari AI agent included
  • Linear, Jira integrations
  • Customer cards
Horizon
$990
$99/user/month × 10
Annual cost: $11.9k/yr
  • 3 seats + $89/additional
  • All Foundation features +
  • Microsoft Teams and Discord channels
  • SLAs and Business hours
  • Escalation paths
Frontier
Custom
Contact sales
  • Custom seats
  • All Horizon features +
  • Custom AI + bring your own agent
  • Sidekick AI assistant
  • Lookup with Cursor
See full Plain pricing Estimates exclude taxes, add-ons, and discounts. Verify with Plain before purchase.
Plain monthly cost by team size, prices read November 2026. Per-seat plans are multiplied by the number of seats; yearly cost is 12 times the monthly figure.
Plan 5 seats 10 seats 25 seats 50 seats 100 seats
Foundation $35 $35 $35 $35 $35
Horizon $495 $990 $2,475 $4,950 $9,900
Frontier Custom Custom Custom Custom Custom
Full review
Plain review
Features, pros, cons, and integrations.
Pricing analysis
Plain pricing review
Hidden costs, plan comparisons, and what to negotiate.
Cheaper options
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Plain pricing FAQ

How much does Plain cost?

Plain offers 3 plans. The lowest paid tier starts at $35/mo, billed monthly. Use the calculator above to estimate your total monthly and annual cost based on team size, or read our Plain pricing breakdown for hidden costs.

Is the Plain pricing calculator accurate?

The calculator uses Plain's published list prices. Final pricing may include taxes, regional adjustments, annual discounts, or volume negotiation not reflected here. Verify the final number with Plain before purchase.

Are there cheaper alternatives to Plain?

Toolradar ranks the tools that solve the same problem as Plain, with their prices. Browse our best customer support ranking to compare costs.

Methodology. Plan data is parsed from Plain's public pricing page and refreshed by Toolradar editors. Figures are estimates: Plain pricing can change, may include taxes, regional adjustments, or volume discounts not reflected here. Toolradar receives no commission from Plain; our editorial policy explains how we stay independent. Always verify final pricing with Plain before purchase.