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CRM · head to head

Bitrix24 vs Plain

Bitrix24 logo

Bitrix24

CRM

All-in-one CRM and business automation platform

From
Free
Free plan
Yes
Full reviewWebsite
Plain logo

Plain

Customer Support

AI support infrastructure built for B2B teams

From
$35/month
Free plan
No
Full reviewWebsite

The short version

  • Only Bitrix24 has a free tier, so it costs nothing to try first.
  • Each has a real cost: Bitrix24 enterprise pricing scales significantly ($399-7999/month); Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • They diverge on capability: Bitrix24 covers Contact management, Plain covers Multi-channel consolidation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Bitrix24 and Plain actually diverge.

Attributes where Bitrix24 and Plain differ
AttributeBitrix24Plain
Starting priceFree$35/month
Pricing modelsubscriptionTiered pricing per seat with credit system
Free tierYesNo
PlatformsWeb, Ios, AndroidWeb, API
CategoryCRMCustomer Support
Founded2012Unknown

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Bitrix24

  • Contact management
  • Sales pipeline
  • Service desk
  • Project management
  • Chat
  • Automation
  • Mobile app
  • Slack

Only in Plain

  • Multi-channel consolidation
  • AI agents
  • Workflow automation
  • Sidekick assistant
  • Insights engine
  • Linear and Jira integration
  • Help Center and Knowledge Base
  • API-first extensibility

What people use each for

The jobs each tool is most often brought in to do.

Bitrix24

  • CRM and sales managementnot Plain
  • Project management with Kanban/Ganttnot Plain
  • Team collaboration and chatnot Plain
  • E-commerce integrationnot Plain

Plain

  • Consolidating support from multiple channels into one inboxnot Bitrix24
  • Automating support workflows with AI agentsnot Bitrix24
  • Extracting insights and trends from customer conversationsnot Bitrix24
  • Building custom support solutions with API accessnot Bitrix24
  • Implementing AI-assisted customer support at scalenot Bitrix24

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Bitrix24

  • Enterprise pricing scales significantly ($399-7999/month)
  • Monthly billing costs 31% more than annual billing

Plain

  • Foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • Pricing increases significantly from Foundation to Horizon ($35 to $299 per month)
  • No published pricing for Frontier (custom) plan
  • Additional seat costs ($99 per seat) add up for larger teams
  • Credit-based system requires monitoring usage to avoid overages

Pricing, plan by plan

Bitrix24

Free
  • FreeFree
    • 1-2 users
    • 5GB storage
    • Basic CRM
  • Basic$49/month
    • 5 users
    • 24GB storage
    • Sales pipelines
  • Standard$99/month
    • 50 users
    • 100GB storage
    • Sales automation
  • Professional$199/month
    • 100 users
    • 1TB storage
    • AI-powered sales

Plain

$35/month
  • Foundation$35/month
    • 2,000 credits per month
    • Slack and email channels
    • Ari AI agent
  • Horizon$299/month
    • 15,000 credits per month
    • All Foundation features
    • Microsoft Teams integration
  • Frontier$null/custom
    • Custom credit allowance
    • All Horizon features
    • Discord channels

Which should you pick?

Choose Bitrix24 if

  • You need contact management.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want sales pipeline.
Bitrix24 review

Choose Plain if

  • You need multi-channel consolidation.
  • You work on Web, API.
  • You also want ai agents.
Plain review

Questions people ask

Is Bitrix24 or Plain better?
Neither clearly leads. Bitrix24 starts at Free and Plain at $35/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Bitrix24 or Plain?
Bitrix24 has a free tier; the other does not. Paid plans start at Free for Bitrix24 and $35/month for Plain.
Does Bitrix24 or Plain run on more platforms?
Bitrix24 runs on Web, Ios, Android. Plain runs on Web, API.
Can I use Bitrix24 for free?
Yes. Bitrix24 has a free tier, so you can try it without paying. Plain starts at $35/month.
What is Bitrix24 best used for?
Bitrix24 is most often used for crm and sales management, project management with kanban/gantt, team collaboration and chat, e-commerce integration. Of those, crm and sales management and project management with kanban/gantt are not what Plain is typically brought in for.
What can Bitrix24 do that Plain cannot?
Bitrix24 covers Contact management, Sales pipeline, Service desk, Project management. Plain covers Multi-channel consolidation, AI agents, Workflow automation, Sidekick assistant.

Answered from the vendors’ own pages

Bitrix24: How much does Bitrix24 cost?

Bitrix24 offers tiered pricing from free up to $7,999/month for Enterprise. Basic starts at $49/month (annual) or $69/month (monthly) for 5 users, Standard at $99-$144/month for 50 users, Professional at $199-$289/month for 100 users, and Enterprise at $399-7,999/month for up to 10,000 users with up to 30TB storage. Annual billing offers up to 31% savings versus monthly billing.

Source
Plain: What is included in the Foundation plan?

The Foundation plan ($35/month per seat) includes 2,000 credits per month, support for Slack and email, Ari AI agent, Linear and Jira integrations, and Help Center access. Up to 5 seats are included.

Source
Bitrix24: Is there a free version of Bitrix24?

Yes, Bitrix24 offers a free plan for 1-2 users with 5GB storage and basic features including CRM, Kanban/Gantt task management, shared calendars, chat, and video calls. No credit card is required.

Source
Plain: Can I use Plain with Microsoft Teams?

Yes, Microsoft Teams integration is available on the Horizon plan ($299/month) and higher.

Source
Bitrix24: What features does Bitrix24's Standard plan add over Basic?

The Standard plan at $99/month (annual) or $144/month (monthly) supports 50 users with 100GB storage and adds sales automation, unlimited leads, invoices, online payments, e-commerce capabilities, and unlimited projects beyond Basic plan features.

Source
Plain: Is there a free trial for Plain?

Yes, Plain offers a 7-day free trial with no credit card required. You can also get 50% discount through their startup program.

Source
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