Onsite Support vs Plain

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Onsite Support

See full pricing history

USD · US · source: onsitesupport.io

Plan	Pricing	Charged by	Offer type
Growth Highlighted	USD 299 monthly $299/mo	Flat · /mo	Standalone · Fixed
Enterprise	Contact sales Contact Sales	Other	Standalone · Contact sales

Plain

See full pricing history

USD · US · source: www.plain.com

Plan	Pricing	Charged by	Offer type
Foundation — default	USD 35 monthly · USD 35 / month with annual commitment $35/month, billed yearly	Seat · $35 /month 1 seat + $35/additional seats start	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Onsite Support

Growth

Highlights ✓Amazon PLS enrollment: Included
Highlights ✓Unlimited AI interactions: Included
Highlights ✓Unlimited marketplaces & stores: Included
Highlights ✓Unlimited automations: Included
Highlights ✓Personalized onboarding & training: Included
Highlights ✓Prebuilt analytics dashboards: Included
Highlights ✓All future updates included: Included

Enterprise

Highlights ✓Everything in Growth: Included
Highlights ✓Unlimited agent seats: Included
Highlights ✓Dedicated account manager: Included
Highlights ✓Custom integrations & API access: Included
Highlights ✓Multi-brand support: Included
Highlights ✓Advanced roles & permissions: Included
Highlights ✓SLA guarantees: Included
Highlights ✓Priority support: Included

Plain

Foundation — default

Highlights User seats: 1 seat + $35/additional seats start

Included
AI features Credits included: 2,000/mo

Included
Highlights Channels: Slack, email, in-app channels

Included
AI features Ari AI agent: included

Included
Highlights Integrations: Linear, Jira integrations

Included
Highlights Help Center, Knowledge Base: included

Included
Highlights Customer cards: included

Included
AI features AI workflows: included

Included
AI features Sidekick AI assistant: included

Included
Highlights Support: Email + chat

Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Onsite Support

August 27, 2026 Source
- Growth: USD 299 monthly
- Enterprise: Contact sales

Plain

August 27, 2026 Source
- Foundation — default: USD 35 monthly · USD 35 / month with annual commitment