PlainThe AI support stack built for B2B
vs
ProProfs Help DeskAI Help Desk Software That Resolves Tickets 3x Faster
Comparison · Help Desk · weekly run Nov 3
Plain vs ProProfs Help Desk
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Plain is the stronger AI pick in Help Desk: it has a visibility score of 1.5 versus 0.6 for ProProfs Help Desk.
Choose Plain if…
- You want the brand AI engines rank higher (1.5 vs 0.6)
- You need SOC 2 Type II or HIPAA or GDPR coverage
- Recommended in B2B SaaS support shortlists
- Strong fit for modern, Slack-connected developer-centric support
Choose ProProfs Help Desk if…
- You want a free plan to start
- You prefer a larger, established vendor (201–500 employees)
- free plan for one user
- unlimited tickets
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Plain | ProProfs Help Desk |
|---|---|---|
| Visibility score | 1.5% | 0.6% |
| Change vs last week | down−0.8% | New |
| Rank in Help Desk | #24 | #33 |
| Share of voice | 0.4% | 0.2% |
| Mentions this run | 2 | 1 |
| Positive in AI answers | 20% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Plain −0.7999999999999998pp · ProProfs Help Desk +0.6pp over 1 weekly runs.
Engine by engine
Plain leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
PlainProProfs Help Desk
Head to head in AI answers
0 engine answers name both brands
0Plain ranked higher
0ProProfs Help Desk ranked higher
Features, pricing & fit
| Dimension | Plain | ProProfs Help Desk |
|---|---|---|
| Pricing model | Per seat | Per seat |
| Entry price | $45 per seat / mo | Free; paid from $29.99 per seat / mo |
| Free plan | No · 7-day trial | Yes |
| Deployment | Cloud (AWS eu-west-2, London) | Cloud-hosted |
| Integrations | — | 40+ |
| Compliance | SOC 2 Type II, HIPAA, GDPR | — |
| Support | Help Center, Dedicated customer success manager (Frontier), White glove onboarding (Frontier), Community | Email and live chat on all plans, Phone support on Business and above, Dedicated onboarding and success manager on Business |
| Founded | 2020 | — |
| Headquarters | London, United Kingdom | Santa Monica, California |
| Employees | 11–50 | 201–500 |
| Funding | Series A · $21M raised | — |
| Best for | Fast-growing B2B and developer-tools companies that support customers in Slack, Teams, Discord and email | Small teams needing email ticketing, and growing businesses that want omnichannel support and AI. |
Plans side by side
Plain
Foundation$45user/month, billed annually
Horizon$99user/month, billed annually
FrontierCustomcustom, billed annually
ProProfs Help Desk
Free (Single User)$0single agent, forever free
Essentials$29.99/mo, 1 user, 1,000 tickets/month; $23.88 annually per user per month
Business$29.99/mo, 1 user, 6,000 tickets/month; $47.88 annually per user per month
Complete Elite$179.97/mo, 3 user seats, 15,000 tickets/month; $719.88 annually per user
Customer Delight Suite$499/mo, starts at; unlimited users, 60,000 tickets/month; $5,988 annually
Pros and cons
Themes from the AI answers that mention each brand
Plain
- Recommended in B2B SaaS support shortlists
- Strong fit for modern, Slack-connected developer-centric support
- Suited to B2B teams depending on customer interaction style
ProProfs Help Desk
- free plan for one user
- unlimited tickets
- suitable for solo support operators
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Plain vs ProProfs Help Desk”, https://slateindex.ai/compare/plain-vs-proprofs-help-desk, data of Nov 3, 2026. Licence: CC BY 4.0.