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CRM · head to head

OnePageCRM vs Plain

OnePageCRM logo

OnePageCRM

CRM

Action-first CRM from Ireland that forces every contact to carry a scheduled next step

From
$9.95/month
Free plan
No
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

  • Each has a real cost: OnePageCRM the Next Action requirement is enforced, not optional, so teams that want a passive contact database will fight the product and adoption stalls.; Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • They diverge on capability: OnePageCRM covers Next Action enforcement, Plain covers Multi-channel consolidation.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which OnePageCRM and Plain actually diverge.

Attributes where OnePageCRM and Plain differ
AttributeOnePageCRMPlain
Starting price$9.95/month$35/month
Pricing modelPer user per monthTiered pricing per seat with credit system
PlatformsWeb, iOS, AndroidWeb, API
CategoryCRMCustomer Support

Identical on both: free tier (No), 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 OnePageCRM

  • Next Action enforcement
  • Action Stream
  • Email sync and bulk send
  • Pipeline forecasting
  • Mobile card scanner
  • Delivery pipeline
  • Lead enrichment

Only in Plain

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

Both cover

  • Workflow automation

What people use each for

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

OnePageCRM

  • A small consultancy or agency whose deals are lost to forgotten follow-up rather than to competitorsnot Plain
  • A recruiter or business developer working a long list of relationships where the next touch matters more than reportingnot Plain
  • A team that abandoned a large CRM because nobody updated it and wants something that is a daily to-do list insteadnot Plain
  • A founder-led sales effort that needs pipeline visibility without paying per-contact fees as the database growsnot Plain

Plain

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

Where each one falls short

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

OnePageCRM

  • The Next Action requirement is enforced, not optional, so teams that want a passive contact database will fight the product and adoption stalls.
  • Monthly billing costs roughly 50 per cent more than annual at every tier, so evaluating without committing to a year carries a real premium.
  • There is no marketing automation, quoting or service desk, so a growing company will bolt on two or three other subscriptions and eventually consider consolidating onto a suite.
  • Sending is capped at 1,000 emails a day even on the top plan, which rules out using it as the outbound sending tool for larger campaigns.
  • The integration catalogue is small next to HubSpot, Salesforce or Zoho, so anything unusual goes through Zapier, adding both cost and a failure point.

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

OnePageCRM

$9.95/month
  • Professional$9.95/month
    • Billed annually; $15 per user if billed monthly
    • Unlimited contacts, deals, custom fields and tags
    • Full email sync with bulk send
  • Business$19.95/month
    • Billed annually; $29 per user if billed monthly
    • Email scheduling and open tracking
    • Email history fetching up to two years
  • Max$29.95/month
    • Billed annually; $45 per user if billed monthly
    • Unlimited workflow automations
    • Advanced lead enrichment

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 OnePageCRM if

  • You need next action enforcement.
  • You work on Web, iOS, Android.
  • You also want action stream.
OnePageCRM 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 OnePageCRM or Plain better?
Neither clearly leads. OnePageCRM starts at $9.95/month and Plain at $35/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, OnePageCRM or Plain?
OnePageCRM starts at $9.95/month and Plain at $35/month.
Does OnePageCRM or Plain run on more platforms?
OnePageCRM runs on Web, iOS, Android. Plain runs on Web, API.
What is OnePageCRM best used for?
OnePageCRM is most often used for a small consultancy or agency whose deals are lost to forgotten follow-up rather than to competitors, a recruiter or business developer working a long list of relationships where the next touch matters more than reporting, a team that abandoned a large crm because nobody updated it and wants something that is a daily to-do list instead, a founder-led sales effort that needs pipeline visibility without paying per-contact fees as the database grows. Of those, a small consultancy or agency whose deals are lost to forgotten follow-up rather than to competitors and a recruiter or business developer working a long list of relationships where the next touch matters more than reporting are not what Plain is typically brought in for.
What can OnePageCRM do that Plain cannot?
OnePageCRM covers Next Action enforcement, Action Stream, Email sync and bulk send, Pipeline forecasting. Plain covers Multi-channel consolidation, AI agents, Sidekick assistant, Insights engine. Both handle Workflow automation.

Answered from the vendors’ own pages

OnePageCRM: Is there a free plan?

No, only a trial. Every tier is paid, though contacts and deals are unlimited on all of them.

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
OnePageCRM: How much cheaper is annual billing?

Substantially. Professional is $9.95 per user per month annually against $15 monthly, and Max is $29.95 against $45, which the vendor describes as four months free.

Plain: Can I use Plain with Microsoft Teams?

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

Source
OnePageCRM: Does it charge by contact count?

No. Contacts, deals, custom fields and tags are unlimited at every tier, which is unusual and matters for teams with large lists.

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
OnePageCRM: Can it replace a marketing automation tool?

No. It sends bulk email with a daily cap and does not do campaign automation, landing pages or scoring. Pair it with a mailing platform.

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