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CRM · head to head

Mixmax vs Plain

Mixmax logo

Mixmax

CRM

Email productivity and sales engagement 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 Mixmax has a free tier, so it costs nothing to try first.
  • Each has a real cost: Mixmax free plan severely limits email tracking to 20 emails per month; Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • They diverge on capability: Mixmax covers Email tracking, Plain covers Multi-channel consolidation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mixmax and Plain actually diverge.

Attributes where Mixmax and Plain differ
AttributeMixmaxPlain
Starting priceFree$35/month
Pricing modelsubscriptionTiered pricing per seat with credit system
Free tierYesNo
PlatformsWeb, GmailWeb, API
CategoryCRMCustomer Support
Founded2014Unknown

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 Mixmax

  • Email tracking
  • Meeting scheduling
  • Email sequences
  • Templates
  • Mail merge
  • Gmail
  • Salesforce
  • HubSpot

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.

Mixmax

  • Email outreachnot Plain
  • Meeting schedulingnot Plain
  • Follow-up automationnot Plain
  • Sales trackingnot Plain

Plain

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

Where each one falls short

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

Mixmax

  • Free plan severely limits email tracking to 20 emails per month
  • Download tracking in Outlook only works through web app, not desktop
  • Tracking indicators not supported for Outlook desktop users
  • Limited integration with email clients beyond Gmail

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

Mixmax

Free
  • FreeFree
    • Email tracking (100/mo)
    • Basic scheduling
    • Email templates
  • SMB$34/month
    • Unlimited tracking
    • Sequences
    • Mail merge
  • Growth$65/month
    • All SMB features
    • Automation rules
    • Dialer
  • EnterpriseFree
    • All Growth features
    • Admin controls
    • SSO

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 Mixmax if

  • You need email tracking.
  • You want to start without paying.
  • You work on Web, Gmail.
  • You also want meeting scheduling.
Mixmax 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 Mixmax or Plain better?
Neither clearly leads. Mixmax 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, Mixmax or Plain?
Mixmax has a free tier; the other does not. Paid plans start at Free for Mixmax and $35/month for Plain.
Does Mixmax or Plain run on more platforms?
Mixmax runs on Web, Gmail. Plain runs on Web, API.
Can I use Mixmax for free?
Yes. Mixmax has a free tier, so you can try it without paying. Plain starts at $35/month.
What is Mixmax best used for?
Mixmax is most often used for email outreach, meeting scheduling, follow-up automation, sales tracking. Of those, email outreach and meeting scheduling are not what Plain is typically brought in for.
What can Mixmax do that Plain cannot?
Mixmax covers Email tracking, Meeting scheduling, Email sequences, Templates. Plain covers Multi-channel consolidation, AI agents, Workflow automation, Sidekick assistant.

Answered from the vendors’ own pages

Mixmax: Does Mixmax integrate with Gmail?

Yes. Mixmax is a Chrome extension that integrates directly with Gmail and Google Workspace. It adds email tracking, templates, meeting scheduling, and workflow automation features directly into Gmail.

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
Mixmax: What email tracking does Mixmax provide?

Mixmax tracks email opens, clicks, and downloads in real time. The free plan includes tracking for up to 20 emails per month, while paid plans offer unlimited tracking across all emails.

Source
Plain: Can I use Plain with Microsoft Teams?

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

Source
Mixmax: What does Mixmax cost?

Mixmax offers a free plan with limited tracking (20 emails/month) and basic features. Paid plans include Inbox Copilot, Engagement Copilot, and Mixmax Suite with unlimited tracking and advanced automation.

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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