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Customer Support · head to head

Plain vs Plivo

Plain logo

Plain

Customer Support

AI support infrastructure built for B2B teams

From
$35/month
Free plan
No
Full reviewWebsite
Plivo logo

Plivo

Telecommunications

SMS and voice APIs priced to undercut the larger aggregators

From
On request
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: Plain foundation plan limited to 2,000 credits per month may be restrictive for high-volume teams; Plivo the headline per-message saving does not apply to US 10DLC registration fees or carrier surcharges, which are pass-through costs and identical across vendors.
  • They diverge on capability: Plain covers Multi-channel consolidation, Plivo covers Published country rate card.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Plain and Plivo actually diverge.

Attributes where Plain and Plivo differ
AttributePlainPlivo
Starting price$35/monthOn request
Pricing modelTiered pricing per seat with credit systemPer message and per minute, priced by destination country
PlatformsWeb, APIWeb, APIs, Python, JavaScript, Java, PHP, Ruby, Go
CategoryCustomer SupportTelecommunications

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 Plain

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

Only in Plivo

  • Published country rate card
  • Programmable SMS and MMS
  • Programmable voice
  • Contact centre product
  • 10DLC registration

What people use each for

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

Plain

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

Plivo

  • Products sending high volumes of transactional SMS where unit price determines channel viabilitynot Plain
  • Teams migrating from a more expensive aggregator without changing their architecturenot Plain
  • Notification and alerting systems with predictable, steady message volumenot Plain
  • Businesses wanting voice and messaging from one supplier with published ratesnot Plain

Where each one falls short

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

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

Plivo

  • The headline per-message saving does not apply to US 10DLC registration fees or carrier surcharges, which are pass-through costs and identical across vendors.
  • The feature surface is narrower than the market leader, so products needing video, email or richer verification will need a second supplier.
  • Support is tiered and the entry tier is not appropriate for traffic that a business depends on commercially.
  • Deliverability on some international routes depends on an underlying carrier mix that can change without the customer being informed.
  • Its price advantage is smaller on US A2P traffic than on international routes, so a US-only sender may save considerably less than a headline comparison suggested.

Pricing, plan by plan

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

Plivo

On request
  • Pay as you go$undefined/month
    • Published per-country rate card for SMS and voice
    • Volume discounts negotiated above published tiers
    • US 10DLC registration fees and carrier surcharges billed separately

Which should you pick?

Choose Plain if

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

Choose Plivo if

  • You need published country rate card.
  • You work on Web, APIs, Python, JavaScript, Java, PHP, Ruby, Go.
  • You also want programmable sms and mms.
Plivo review

Questions people ask

Is Plain or Plivo better?
Neither clearly leads. Plain starts at $35/month and Plivo at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Plain or Plivo?
Plain starts at $35/month and Plivo at On request.
Does Plain or Plivo run on more platforms?
Plain runs on Web, API. Plivo runs on Web, APIs, Python, JavaScript, Java, PHP, Ruby, Go.
What is Plain best used for?
Plain is most often used for consolidating support from multiple channels into one inbox, automating support workflows with ai agents, extracting insights and trends from customer conversations, building custom support solutions with api access. Of those, consolidating support from multiple channels into one inbox and automating support workflows with ai agents are not what Plivo is typically brought in for.
What can Plain do that Plivo cannot?
Plain covers Multi-channel consolidation, AI agents, Workflow automation, Sidekick assistant. Plivo covers Published country rate card, Programmable SMS and MMS, Programmable voice, Contact centre product.

Answered from the vendors’ own pages

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
Plivo: Will switching to Plivo cut our US messaging bill?

Partly. The per-message rate may fall, but 10DLC brand and campaign fees and the per-segment carrier surcharges are pass-through costs that are the same whichever provider you use.

Plain: Can I use Plain with Microsoft Teams?

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

Source
Plivo: Does Plivo publish pricing?

Yes, as a per-destination rate card covering SMS and voice by country, so you can model your own destination mix before contacting sales.

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
Plivo: How does it compare with Twilio?

Generally cheaper per unit on the same routes and narrower in scope. Twilio wins on ecosystem, channel breadth and documentation.

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