Customer Self Service Software: Six Tools Compared
Help Scout and Zendesk are worth comparing if you need a help center alongside a support desk; momo is an option when you want answers from your own content and a human inbox for questions the AI cannot answer. The right fit depends on whether customers need searchable articles, conversational answers, or account actions.
Six tools
1. Help Scout: best for Docs beside a shared inbox
Help Scout suits a small support team that wants a searchable, branded Docs site, a shared inbox, and a website widget in the same support setup. Its Beacon widget can suggest relevant content and offers live chat and a contact form. Scout can use a Docs site to answer customer questions. That gives customers a route from self-service to direct contact, while leaving the team with an inbox for conversations that need a person.
The Free plan includes five users, one Inbox, and one Docs site. Help Scout’s user-based plans are billed per user per month, and AI Answers can carry a separate charge per AI resolution. That means a small team should cost the seats and customer-facing AI separately rather than treating the free Docs site as the full cost of an AI setup.
2. Zendesk: best for teams choosing a broader service suite
Zendesk is a fit for teams seeking a wider customer-service suite with help-center capabilities. Its entry Support Team plan does not include a help center, so a team specifically buying customer self-service needs to compare Suite plans rather than assume the lowest-priced support plan covers it.
The quoted Suite prices are per agent and vary with the plan and billing period. Those figures come from a German-language pricing check and may not match a reader’s current local pricing. Check the applicable regional plan and AI-resolution terms before budgeting.
3. HelpCrunch: best for articles surfaced in a website widget
HelpCrunch’s HelpBot can share knowledge-base articles, links, images, and canned responses from a website bot. It can also collect issue details and contact information. This makes it relevant when the goal is to bring article suggestions into a chat-style support interaction.
4. Freshdesk: best for a customizable knowledge center
Freshdesk combines a knowledge base, chatbot, and web widget. Its knowledge center is described as customizable and SEO-optimized, with templates to help create articles. That is a practical fit for teams building a public article library alongside support tools.
5. Document360: best for documentation-led self-service
Document360 is aimed at teams organizing knowledge for customers and agents. Its customer help center can use branded colors and a custom domain, and the described search is AI-powered.
6. Helpshift: best for support inside an app
Helpshift’s QuickSearch Bot surfaces solutions from a knowledge base. That makes it worth considering when customers need to find help within an app experience.
Self-service features and pricing models
The comparison covers knowledge sources, customer-facing answers, human handoff, and pricing models.
Competitor plan terms and prices can depend on billing and region. Check current vendor terms before purchase.
How AI answers and human follow-up fit together
The useful distinction is not just whether a bot can reply, but what it relies on and where an unresolved question goes.
- 1
Add the knowledge customers should rely on
Use a website crawl, PDFs, Word files, plain text, or Q&A pairs. Keep answers about policies, products, and processes current so the content reflects what your team can actually support.
The knowledge base becomes the material used for customer answers.
Retrieve
Find relevant passages for a question
When a visitor asks something, momo retrieves passages from the business’s own knowledge and drafts an answer from those sources. This is a content-based answer flow, not a stated way to check an individual customer’s order or account.
The response is tied to relevant business content.
- 4
Let a teammate handle the conversation
The shared helpdesk inbox is included on every plan. Teammates can take over any conversation live, and the handoff collects the details the business chooses before the conversation reaches a human. A human answer can be saved as approved knowledge through the Teach step.
The team works the conversations that need a person and can reuse approved answers.
momo plans for customer self-service
Plans use a flat EUR fee with included AI conversations; yearly billing is eleven times the monthly price.
Included: Shared helpdesk inbox on every plan, including Free. · Paid AI conversations can contain up to 25 AI replies; Free conversations can contain up to 10. · No per-resolution fee and no credit packs.
Free
Try momo with real visitors.
€0€0 forever
- 30 AI conversations, one-time
- 1 agent, 1 team member
- Website widget
- Helpdesk inbox
- Basic analytics
- 2 MB of knowledge, 10 sources
Starter
One agent, steady traffic.
€29€27per month
- 500 AI conversations / month
- 1 agent, 2 team members
- Website widget and email
- Helpdesk inbox and Help Center
- Basic analytics
- No momo badge
- 20 MB of knowledge, 50 sources
Growth
More agents, more channels.
€129€118per month
- 2,000 AI conversations / month
- 3 agents, 5 team members
- Slack, Shopify, WhatsApp, Instagram, Messenger
- API, Zapier and webhooks
- Advanced analytics
- 100 MB of knowledge, 200 sources
Scale
High volume, every channel.
€399€366per month
- 6,000 AI conversations / month
- 10 agents, 10 team members
- Every channel
- API, Zapier and webhooks
- Advanced analytics
- 500 MB of knowledge, 1,000 sources
Need more resources or custom solutions? Contact us for Enterprise plans
Choosing a tool
How to choose by team size, channels, and budget
Start with the work customers are trying to complete. If they need to read policy or product guidance, a searchable knowledge base may be enough. If they phrase questions in their own words and need a conversational answer, compare the AI’s knowledge sources, how it handles uncertainty, and what the handoff looks like. A portal that checks an order, displays an invoice, or changes an account is a different requirement: those actions need verified access to the relevant account or business system. Do not assume a product has them just because it is called self-service software.
For a small team, count the seats and the AI usage separately. Help Scout’s Free plan includes five users, one Inbox, and one Docs site, while its user-based plans are billed per user per month. AI Answers may add a per-resolution charge. Zendesk’s Suite plans include generative search, but its AI agents have automated-resolution allowances and usage prices; its Support Team entry plan does not include a help center. Those meters can make a headline plan price a poor guide to the total bill if your team has several agents or customers use AI frequently.
Next, match channels to how customers contact you. The available momo channels today are a website widget, email, and Slack; Shopify is in preview, and WhatsApp, Instagram, and Messenger are coming soon. Growth and Scale also include Slack, API, Zapier, and webhooks.
Finally, check content maintenance and escalation. Articles go stale when shipping, returns, or product details change. Assign someone to keep them current, review questions that reach the inbox, and turn useful human answers into approved knowledge. For a broader view of article-led self-service, see this practical knowledge-base guide. If you are comparing support desks for a small team, this small-team help desk comparison may also help.
FAQs about customer self-service software
A few plan and capability questions to settle before choosing.
Does Help Scout include a knowledge base on its free plan?
Yes. Help Scout Free includes one Docs site, one Inbox, and five users. The Docs site is a searchable customer knowledge base.
Does Help Scout charge by user, AI resolution, or both?
Help Scout user-based plans are billed per user per month. AI Answers can be charged separately per AI resolution, so check the plan and usage terms that apply to your account.
Does Zendesk include generative search in its Suite plans?
Zendesk AI agents have automated-resolution allowances and usage charges, so compare those terms separately from the plan price.
Can these tools check an order or download an invoice for a customer?
Those are account-specific actions and depend on access to the relevant customer and business systems. The details here do not establish order lookup or invoice actions for the compared tools. momo answers from supplied business knowledge; Shopify is in preview, and order actions are not stated as available.
Can AI answers use uploaded PDFs and other company documents?
momo can use PDFs, Word files, plain text, Q&A pairs, and a website crawl as knowledge. It checks a drafted answer against retrieved sources and includes citations when confident. The compared Help Scout and Zendesk details here do not establish equivalent formats across every plan.
How should a small team compare support seats and AI usage costs?
Count the people who need access, then check whether AI is included, charged per resolution, or subject to an allowance and usage price. Help Scout’s user-based plans and separate AI Answers charges can affect the total; Zendesk prices Suite plans per agent and has AI-agent usage terms. momo uses a flat EUR plan fee with included AI conversations and no per-resolution fee.
Try momo with real visitor questions
Start on the Free plan with a website widget, shared inbox, and one-time AI conversations grounded in your own knowledge.