Help ScoutFreemium
An email-first shared inbox and Docs knowledge base for small support teams, with AI Answers billed per resolution instead of bundled into a seat.
Customer Support comparison
Help Scout vs Sierra
Pricing, pros, cons, and ideal use cases — side by side.
SierraEnterprise
Enterprise conversational AI agents sold on outcome-based pricing — you pay for resolved issues, not for conversations attempted.
At a glance
| Help Scout | Sierra | |
|---|---|---|
| Pricing | FreemiumFree $0 for up to 5 users, 1 Inbox, and 1 Docs site; Standard $25 per user/mo; Plus $45 per user/mo; Pro $75 per user/mo. Standard is capped at 25 users; Pro has a 10-user minimum; Free is capped at 100 contacts/month. AI Answers add-on $0.75 per resolution with a 3-month free trial. As read on the vendor's pricing page in early October 2026. | EnterpriseOutcome-based: you pay per resolved issue rather than per conversation or per seat. Rates are negotiated per contract and not published. |
| Category | Customer Support | Customer Support |
| Ideal for | Small SaaS and ecommerce support teams working mostly from emailService businesses that need a shared inbox and a help center, not a contact centerTeams that want AI priced per resolution rather than per seatStartups that can begin on a free five-user plan and grow into Standard | Enterprise customer experience organizationsFinancial services and healthcare with regulated support flowsRetail, travel, and telecom with high contact volumeCompanies replacing large outsourced tier-one support |
Pros & cons
Help Scout
Pros
- Onboarding in minutes; ratings around 4.6/5 (third-party)
- AI Answers priced per resolution, with a 3-month free trial
- AI Assist drafting unlimited on paid plans
- Free plan for up to 5 users
- Full price ladder published
Cons
- Shallow reporting on lower tiers
- No autonomous chatbot builder and thin native social channels
- The 26th agent on Standard forces the whole team to Plus
- Per-resolution AI billing is unpredictable at scale
- Not a fit for phone-heavy or enterprise-scale support
Sierra
Pros
- Outcome-based pricing aligns vendor incentives with resolution quality
- One agent definition deployed across chat, voice, email, and ChatGPT
- Ghostwriter builds agents from existing SOPs instead of blank-slate flows
- Deep compliance: SOC 2, ISO 27001, ISO 42001, HIPAA, GDPR, FedRAMP
- Serious observability and experimentation tooling
Cons
- Enterprise-only — no self-serve path and no published rates
- Outcome pricing requires agreeing on what counts as a resolution, which is a real negotiation
- Implementation is a program, not a signup
- Overkill below roughly enterprise contact volumes
Which should you choose?
Help Scout is the lighter-weight option (Freemium), while Sierra sits higher on the pricing ladder (Enterprise). Help Scout is built around small saas and ecommerce support teams working mostly from email; Sierra leans more toward enterprise customer experience organizations. Shortlist the one whose strengths line up with your biggest constraint.
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