Heymarket 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.

Heymarket

See full pricing history

USD · US · source: www.heymarket.com

Plan	Pricing	Charged by	Offer type
Standard	USD 49 / month with annual commitment $49 /user/month billed annually. Minimum 2 users	Seat · /user/month	Standalone · Fixed
Plus Highlighted	USD 99 / month with annual commitment $99 /user/month billed annually. Minimum 2 users	Seat · /user/month	Standalone · Fixed
Pro	USD 199 / month with annual commitment $199 /user/month billed annually. Minimum 2 users	Seat · /user/month	Standalone · Fixed
Enterprise	Contact sales Custom Pricing	Other	Standalone · Contact sales

Plain

See full pricing history

USD · US · source: www.plain.com

Plan	Pricing	Charged by	Offer type
Foundation	USD 35 / month with annual commitment $35 /month 1 seat + $35/additional seats. $35/month, billed yearly	Seat · 1 seat + $35/additional seats	Standalone · Fixed
Horizon	USD 299 / month with annual commitment $299 /month 3 seats + $99/additional seats. $299/month, billed yearly	Seat · 3 seats + $99/additional seats	Standalone · Fixed
Frontier	Contact sales Custom Flexible pricing suited for you	Other	Standalone · Contact sales

What each plan includes

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

Heymarket

Standard

Highlights 2 way messaging: Included
Highlights Shared inbox: Included
Highlights Conversation management: Included
Highlights Unlimited contacts: Included
Highlights Templates and tags: Included
Highlights Basic reporting: Included
Highlights HubSpot integration: Included
Essentials Group messaging: Excluded
Essentials Call forwarding: Excluded
Essentials Inbox transfer: Excluded
Essentials SMS link tracking and shortening: Excluded
Essentials Rich text email composer: Excluded
Contact Management Contact export: Excluded
Contact Management Message import: Excluded
Surveys CSAT: Excluded
Channels RCS Branded Messaging: Excluded
Channels Email: Excluded
Channels Website widget - Chat + SMS: Excluded
Channels Facebook Messenger: Excluded
Channels Apple Messages for Business: Excluded
Channels WhatsApp: Excluded
Channels Instagram Messaging: Excluded
Integrations Microsoft Teams: Excluded
Integrations Slack: Excluded
Integrations Shopify: Excluded
Integrations Zapier: Excluded
Integrations Zendesk: Excluded
Integrations Aircall: Excluded
Integrations Clio: Excluded
Integrations Help Scout: Excluded
Integrations API support: Excluded
Productivity Waiting indicator: Excluded
Agent Collaboration Block contacts: Excluded
Agent Collaboration Do not disturb: Excluded
Mass Outreach List broadcast: Excluded
Mass Outreach Schedule broadcasts: Excluded
Mass Outreach Campaigns: Excluded
Mass Outreach Outreach reports: Excluded
Mass Outreach List segmentation: Excluded
Mass Outreach Drag and drop email builder: Excluded
Mass Outreach Email template gallery: Excluded
Mass Outreach Shareable draft emails: Excluded
Automations Time-based automations: Excluded
Automations Event-based automation: Excluded
Automations Multi-step workflows: Excluded
Automations Business rules: Excluded
Automations Workflow prioritization: Excluded
Automations Automation escalations: Excluded
Automations Automation webhooks: Excluded
AI Assistance Message translate: Excluded
AI Assistance Message tuning: Excluded
AI Assistance Conversation summary: Excluded
AI Assistance Contact sentiment: Excluded
AI Assistance Suggested response: Excluded
AI Assistance AI Agents Q&A Beta: Excluded
AI Assistance AI Agents scheduling Beta: Excluded
AI Assistance AI Agents contact enrichment Beta: Excluded
Reports and Analytics Usage-based reports: Excluded
Reports and Analytics Productivity reports: Excluded
Reports and Analytics Report exports: Excluded
Reports and Analytics Chat export: Excluded
Reports and Analytics Email open rate tracking: Excluded
Reports and Analytics Email click-through rate tracking: Excluded
Reports and Analytics Email reply rate tracking: Excluded
Reports and Analytics Email bounce & unsubscribe reporting: Excluded
Notifications Email: Excluded
Administration and Security Hide PII: Excluded
Administration and Security Custom user roles and permissions: Excluded
Administration and Security Template permissions: Excluded
Administration and Security Restricted view: Excluded
Administration and Security Configurable data retention: Excluded
Compliance Global opt-in management: Excluded
Compliance Inbox level opt-in management: Excluded
Compliance Double opt-in: Excluded
Compliance Outbound message intercept: Excluded
Compliance HIPAA enabled: Excluded
Compliance Quiet hours: Excluded
Support and Onboarding Live chat (in-app) support: Excluded
Support and Onboarding White-glove onboarding: Excluded
Support and Onboarding Support hours: 9AM to 8PM ET Monday through Friday Excluding holidays

Included

Plus

Highlights Features in Standard: Included
Highlights Lists and campaigns: Included
Highlights Automations: Included
Highlights Advanced reporting and analytics: Included
Highlights AI Essentials: Included
Highlights Integrate with Microsoft Teams, Zapier, and more: Included
Essentials Group messaging: Included
Essentials Call forwarding: Included
Essentials Inbox transfer: Excluded
Essentials SMS link tracking and shortening: Included
Essentials Rich text email composer: Included
Contact Management Contact export: Excluded
Contact Management Message import: Excluded
Surveys CSAT: Excluded
Channels RCS Branded Messaging: Included
Channels Email: Included
Channels Website widget - Chat + SMS: Included
Channels Facebook Messenger: Included
Channels Apple Messages for Business: Included
Channels WhatsApp: Excluded
Channels Instagram Messaging: Included
Integrations Microsoft Teams: Included
Integrations Slack: Included
Integrations Shopify: Included
Integrations Zapier: Included
Integrations Zendesk: Included
Integrations Aircall: Included
Integrations Clio: Included
Integrations Help Scout: Included
Integrations API support: Excluded
Productivity Waiting indicator: Included
Agent Collaboration Block contacts: Included
Agent Collaboration Do not disturb: Included
Mass Outreach List broadcast: Included
Mass Outreach Schedule broadcasts: Included
Mass Outreach Campaigns: Included
Mass Outreach Outreach reports: Included
Mass Outreach List segmentation: Included
Mass Outreach Drag and drop email builder: Included
Mass Outreach Email template gallery: Included
Mass Outreach Shareable draft emails: Included
Automations Time-based automations: Included
Automations Event-based automation: Included
Automations Multi-step workflows: Included
Automations Business rules: Included
Automations Workflow prioritization: Included
Automations Automation escalations: Included
Automations Automation webhooks: Included
AI Assistance Message translate: Included
AI Assistance Message tuning: Included
AI Assistance Conversation summary: Included
AI Assistance Contact sentiment: Included
AI Assistance Suggested response: Excluded
AI Assistance AI Agents Q&A Beta: Included
AI Assistance AI Agents scheduling Beta: Included
AI Assistance AI Agents contact enrichment Beta: Included
Reports and Analytics Usage-based reports: Included
Reports and Analytics Productivity reports: Included
Reports and Analytics Report exports: Included
Reports and Analytics Chat export: Included
Reports and Analytics Email open rate tracking: Included
Reports and Analytics Email click-through rate tracking: Included
Reports and Analytics Email reply rate tracking: Included
Reports and Analytics Email bounce & unsubscribe reporting: Included
Notifications Email: Excluded
Administration and Security Hide PII: Excluded
Administration and Security Custom user roles and permissions: Excluded
Administration and Security Template permissions: Included
Administration and Security Restricted view: Excluded
Administration and Security Configurable data retention: Excluded
Compliance Global opt-in management: Included
Compliance Inbox level opt-in management: Excluded
Compliance Double opt-in: Excluded
Compliance Outbound message intercept: Excluded
Compliance HIPAA enabled: Excluded
Compliance Quiet hours: Included
Support and Onboarding Live chat (in-app) support: Included
Support and Onboarding White-glove onboarding: Excluded
Support and Onboarding Support hours: 9AM to 8PM ET Monday through Friday Excluding holidays

Included

Pro

Highlights Features in Plus: Included
Highlights AI Advanced: Included
Highlights API access: Included
Highlights Advanced administration and security: Included
Essentials Group messaging: Included
Essentials Call forwarding: Included
Essentials Inbox transfer: Included
Essentials SMS link tracking and shortening: Included
Essentials Rich text email composer: Included
Contact Management Contact export: Included
Contact Management Message import: Excluded
Surveys CSAT: Included
Channels RCS Branded Messaging: Included
Channels Email: Included
Channels Website widget - Chat + SMS: Included
Channels Facebook Messenger: Included
Channels Apple Messages for Business: Included
Channels WhatsApp: Excluded
Channels Instagram Messaging: Included
Integrations Microsoft Teams: Included
Integrations Slack: Included
Integrations Shopify: Included
Integrations Zapier: Included
Integrations Zendesk: Included
Integrations Aircall: Included
Integrations Clio: Included
Integrations Help Scout: Included
Integrations API support: Included
Productivity Waiting indicator: Included
Agent Collaboration Block contacts: Included
Agent Collaboration Do not disturb: Included
Mass Outreach List broadcast: Included
Mass Outreach Schedule broadcasts: Included
Mass Outreach Campaigns: Included
Mass Outreach Outreach reports: Included
Mass Outreach List segmentation: Included
Mass Outreach Drag and drop email builder: Included
Mass Outreach Email template gallery: Included
Mass Outreach Shareable draft emails: Included
Automations Time-based automations: Included
Automations Event-based automation: Included
Automations Multi-step workflows: Included
Automations Business rules: Included
Automations Workflow prioritization: Included
Automations Automation escalations: Included
Automations Automation webhooks: Included
AI Assistance Message translate: Included
AI Assistance Message tuning: Included
AI Assistance Conversation summary: Included
AI Assistance Contact sentiment: Included
AI Assistance Suggested response: Included
AI Assistance AI Agents Q&A Beta: Included
AI Assistance AI Agents scheduling Beta: Included
AI Assistance AI Agents contact enrichment Beta: Included
Reports and Analytics Usage-based reports: Included
Reports and Analytics Productivity reports: Included
Reports and Analytics Report exports: Included
Reports and Analytics Chat export: Included
Reports and Analytics Email open rate tracking: Included
Reports and Analytics Email click-through rate tracking: Included
Reports and Analytics Email reply rate tracking: Included
Reports and Analytics Email bounce & unsubscribe reporting: Included
Notifications Email: Included
Administration and Security Hide PII: Included
Administration and Security Custom user roles and permissions: Included
Administration and Security Template permissions: Included
Administration and Security Restricted view: Included
Administration and Security Configurable data retention: Included
Compliance Global opt-in management: Included
Compliance Inbox level opt-in management: Included
Compliance Double opt-in: Included
Compliance Outbound message intercept: Included
Compliance HIPAA enabled: Included
Compliance Quiet hours: Included
Support and Onboarding Live chat (in-app) support: Included
Support and Onboarding White-glove onboarding: Excluded
Support and Onboarding Support hours: 9AM to 8PM ET 7×365 Including holidays

Included

Enterprise

Highlights Features in Pro: Included
Highlights Custom users: Included
Highlights Custom feature configuration: Included
Highlights White-glove onboarding: Included
Highlights Additional training resources: Included
Highlights Priority support services: Included
Highlights Higher volume messaging: Included
Essentials Group messaging: Included
Essentials Call forwarding: Included
Essentials Inbox transfer: Included
Essentials SMS link tracking and shortening: Included
Essentials Rich text email composer: Included
Contact Management Contact export: Included
Contact Management Message import: Included
Surveys CSAT: Included
Channels RCS Branded Messaging: Included
Channels Email: Included
Channels Website widget - Chat + SMS: Included
Channels Facebook Messenger: Included
Channels Apple Messages for Business: Included
Channels WhatsApp: Included
Channels Instagram Messaging: Included
Integrations Microsoft Teams: Included
Integrations Slack: Included
Integrations Shopify: Included
Integrations Zapier: Included
Integrations Zendesk: Included
Integrations Aircall: Included
Integrations Clio: Included
Integrations Help Scout: Included
Integrations API support: Included
Productivity Waiting indicator: Included
Agent Collaboration Block contacts: Included
Agent Collaboration Do not disturb: Included
Mass Outreach List broadcast: Included
Mass Outreach Schedule broadcasts: Included
Mass Outreach Campaigns: Included
Mass Outreach Outreach reports: Included
Mass Outreach List segmentation: Included
Mass Outreach Drag and drop email builder: Included
Mass Outreach Email template gallery: Included
Mass Outreach Shareable draft emails: Included
Automations Time-based automations: Included
Automations Event-based automation: Included
Automations Multi-step workflows: Included
Automations Business rules: Included
Automations Workflow prioritization: Included
Automations Automation escalations: Included
Automations Automation webhooks: Included
AI Assistance Message translate: Included
AI Assistance Message tuning: Included
AI Assistance Conversation summary: Included
AI Assistance Contact sentiment: Included
AI Assistance Suggested response: Included
AI Assistance AI Agents Q&A Beta: Included
AI Assistance AI Agents scheduling Beta: Included
AI Assistance AI Agents contact enrichment Beta: Included
Reports and Analytics Usage-based reports: Included
Reports and Analytics Productivity reports: Included
Reports and Analytics Report exports: Included
Reports and Analytics Chat export: Included
Reports and Analytics Email open rate tracking: Included
Reports and Analytics Email click-through rate tracking: Included
Reports and Analytics Email reply rate tracking: Included
Reports and Analytics Email bounce & unsubscribe reporting: Included
Notifications Email: Included
Administration and Security Hide PII: Included
Administration and Security Custom user roles and permissions: Included
Administration and Security Template permissions: Included
Administration and Security Restricted view: Included
Administration and Security Configurable data retention: Included
Compliance Global opt-in management: Included
Compliance Inbox level opt-in management: Included
Compliance Double opt-in: Included
Compliance Outbound message intercept: Included
Compliance HIPAA enabled: Included
Compliance Quiet hours: Included
Support and Onboarding Live chat (in-app) support: Included
Support and Onboarding White-glove onboarding: Included
Support and Onboarding Support hours: 9AM to 8PM ET 7×365 Including holidays

Included

Plain

Foundation

AI features Credits included: 2,000/mo

Included
Users User seats: Up to 5

Included
Channels Slack: 25 channels

Limited
Channels Email: 2 addresses

Limited
Channels In-app channels: Included
Channels Microsoft Teams: Excluded
Channels Discord: Excluded
AI features Ari AI agent: included

Included
AI features Sidekick AI assistant: Included
Extensibility Linear, Jira integrations: Included
Help Center Help Center, Knowledge Base: 1

Limited
Help Center Ask AI: 1

Limited
Help Center Customer inbox: 1

Limited
Data-driven support Customer cards: Included
Data-driven support Customer card realtime: 12h cache

Limited
Extensibility AI workflows: Up to 5

Limited
Onboarding Onboarding process: Self-serve

Included
Onboarding Plain support: Email + chat

Included
Extensibility SLAs and Business hours: Excluded
Extensibility Escalation paths: Excluded
Extensibility CRM integrations: Excluded
AI features Reporting themes: Excluded
AI features AI suggested responses: Excluded
Data-driven support Reporting: 7 days

Limited
AI features Lookup with Cursor: Excluded
Services and compliance SSO and SCIM: Excluded
Onboarding Dedicated CSM: Excluded

Horizon

AI features Credits included: 15,000/mo

Included
Users User seats: Up to 10

Included
Channels Slack: Unlimited

Included
Channels Email: 10 addresses

Limited
Channels Microsoft Teams: Included
Channels Discord: Excluded
Highlights Everything in Foundation: Included
Extensibility SLAs and Business hours: Included
Extensibility Escalation paths: Included
Extensibility CRM integrations: Included
AI features Reporting themes: Included
AI features AI suggested responses: Included
Onboarding Priority support via Slack: Included
Help Center Help Center, Knowledge Base: Unlimited

Included
Help Center Ask AI: Unlimited

Included
Help Center Customer inbox: Unlimited

Included
Extensibility Workflows: Unlimited

Included
Data-driven support Customer card realtime: 15s

Included
Data-driven support Reporting: All time

Included
Onboarding Onboarding process: Self-serve

Included
Onboarding Plain support: Slack, email + chat

Included
AI features Lookup with Cursor: Excluded
Services and compliance SSO and SCIM: Excluded
Onboarding Dedicated CSM: Excluded
Onboarding White glove onboarding: Excluded

Frontier

AI features Credits included: Custom

Included
Users User seats: Custom

Included
Channels Slack: Unlimited

Included
Channels Email: 25 addresses

Limited
Channels Discord channels: Included
Highlights Everything in Horizon: Included
AI features Lookup with Cursor: Included
Extensibility Custom workspaces: Included
Services and compliance Custom contracting: Included
Services and compliance Advanced security: Included
Services and compliance SSO and SCIM: Included
AI features Custom AI + bring your own agent: Included
Onboarding Dedicated CSM + white glove onboarding: Included
Onboarding Onboarding process: White glove

Included
Onboarding Plain support: Dedicated CSM

Included
Help Center Help Center, Knowledge Base: Unlimited

Included
Help Center Ask AI: Unlimited

Included
Help Center Customer inbox: Unlimited

Included
Extensibility Workflows: Unlimited

Included
Data-driven support Customer card realtime: 15s

Included
Data-driven support Reporting: All time

Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Heymarket

September 21, 2026
Official pricing page
- Standard: USD 49 / month with annual commitment
- Plus: USD 99 / month with annual commitment
- Pro: USD 199 / month with annual commitment
- Enterprise: Contact sales
August 27, 2026
Official pricing page
- Pro: USD 7.5 monthly

Plain

September 21, 2026
Official pricing page
- Foundation: USD 35 / month with annual commitment
- Horizon: USD 299 / month with annual commitment
- Frontier: Contact sales
August 27, 2026
Official pricing page
- Foundation — default: USD 35 monthly · USD 35 / month with annual commitment