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Telecommunications · head to head

Aircall vs Plain

Aircall logo

Aircall

Telecommunications

Cloud phone system for modern business

From
$30/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: Aircall a minimum of 3 users on the published plans, rising to 25 on the Custom tier; Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams
  • They diverge on capability: Aircall covers Cloud phone, Plain covers Multi-channel consolidation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Aircall and Plain actually diverge.

Attributes where Aircall and Plain differ
AttributeAircallPlain
Starting price$30/month$35/month
Pricing modelUnknownTiered pricing per seat with credit system
PlatformsWeb, Ios, Android, DesktopWeb, API
CategoryTelecommunicationsCustomer Support
Founded2014Unknown

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 Aircall

  • Cloud phone
  • IVR
  • Call routing
  • Power dialer
  • Analytics
  • Call recording
  • Integrations
  • Salesforce

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.

Aircall

  • Cloud phone system for sales and support teamsnot Plain
  • Call routing, IVR and shared numbersnot Plain
  • Logging calls against CRM records through integrationsnot Plain
  • Power dialling outbound lists on the Professional tiernot Plain
  • SMS and MMS alongside voicenot Plain

Plain

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

Where each one falls short

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

Aircall

  • A minimum of 3 users on the published plans, rising to 25 on the Custom tier
  • Essentials is limited to 3 teams; unlimited teams need Professional
  • Salesforce CTI, the power dialer and advanced analytics all require Professional
  • SSO, API support and an SLA are Custom tier only
  • AI voice and messaging agents are separate add-ons billed per minute or per conversation on top of the seat price

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

Aircall

$30/month

No published plan breakdown. See the Aircall review.

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 Aircall if

  • You need cloud phone.
  • You work on Web, Ios, Android, Desktop.
  • You also want ivr.
Aircall 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 Aircall or Plain better?
Neither clearly leads. Aircall starts at $30/month and Plain at $35/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aircall or Plain?
Aircall starts at $30/month and Plain at $35/month.
Does Aircall or Plain run on more platforms?
Aircall runs on Web, Ios, Android, Desktop. Plain runs on Web, API.
What is Aircall best used for?
Aircall is most often used for cloud phone system for sales and support teams, call routing, ivr and shared numbers, logging calls against crm records through integrations, power dialling outbound lists on the professional tier. Of those, cloud phone system for sales and support teams and call routing, ivr and shared numbers are not what Plain is typically brought in for.
What can Aircall do that Plain cannot?
Aircall covers Cloud phone, IVR, Call routing, Power dialer. Plain covers Multi-channel consolidation, AI agents, Workflow automation, Sidekick assistant.

Answered from the vendors’ own pages

Aircall: What is the minimum cost to start with Aircall?

Aircall requires a 3-license minimum on annual billing, making the real entry price $90 per month ($30 per user times 3 users) for the Essentials plan, not the advertised $30 per user.

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
Aircall: Does Aircall include AI call features in base plans?

No, AI Voice Agents and AI Assist Pro are separate add-ons billed on top of base plans. The Essentials and Professional plans include call recording and analytics but not AI features.

Source
Plain: Can I use Plain with Microsoft Teams?

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

Source
Aircall: How many countries can I create phone numbers in?

Aircall supports creating local phone numbers in 100 or more countries, enabling businesses to appear local to customers regardless of location.

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
Aircall: What is Aircall's uptime guarantee?

Aircall guarantees 99.95 percent uptime with seven global data centers and system redundancy on every level.

Source
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