Plain vs Pylon vs Intercom Fin vs Ada
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Plain
API-first customer support built for engineering teams
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Pylon
AI-native help desk built for B2B teams living in Slack
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Intercom Fin
Fin: usage-priced AI agent now part of a $3.6B Salesforce buy
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Ada
Support automation ops teams love; Trustpilot users don't
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| RECATOOLS Score | 7.2 / 10 | 7 / 10 | 7.3 / 10 | 7.5 / 10 |
| Capability | ||||
| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Subscription | Subscription | Paid | Enterprise |
| Free tier | — | — | 14-day free trial | — |
| Paid from | — | — | $0.99/resolution; $9.99/lead qualification; $49.50/mo min standalone | — |
| Has API | ✓ | ✓ | ✓ | ✓ |
| Open source | ✗ | ✗ | ✗ | ✗ |
| Free to use | ✗ | ✗ | ✗ | ✗ |
| Users | — | — | — | — |
| Founded | 2020 | 2022 | 2023 | 2016 |
| Maker | — | — | — | — |
| Verdict | Unusual for support software: there's no gap between the product and the API, because Plain builds on the same GraphQL layer it sells to customers. That code-first design, plus native Slack, Linear and Jira workflows, is... |
Pylon bundles Slack Connect, Microsoft Teams, email and in-app chat into a single B2B support inbox, with AI agents layered on top rather than bolted on. One customer cites AI resolving half of eligible tickets on its ow... |
Fin (Intercom rebranded the whole company around its AI agent in May 2026) resolves customer conversations across chat, email, WhatsApp, SMS, phone and Slack, billed per outcome at $0.99 rather than per seat, and can now... |
Ada is a mature, enterprise-grade AI agent platform for support — a reasoning engine that resolves chat, email, voice and social conversations by grounding answers in your knowledge base, with a no-code Playbook builder... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.