Comparison
MentorStack vs Mentorloop
Mentorloop is an Australian-founded mentoring platform serving companies, universities, and professional associations. It publishes a flat monthly price rather than a per-seat one, which makes it notably cheap once a program passes about 50 participants.
Mentorloop is the better choice for: Large programs where a flat monthly fee beats per-seat pricing, and associations running member mentoring.
Side by side
| Feature | MentorStack | Mentorloop |
|---|---|---|
| Published pricing | Yes: $12/seat/mo, $10.20 annualized | Yes: Pro from $299/mo, Enterprise on request |
| Pricing model | Per seat | Flat monthly fee |
| Cost at 100 participants | $1,200/mo at Starter list price | From $299/mo on Pro |
| Free tier | Up to 10 users, no time limit, no card | Build a program free, no card. Limits not published |
| Self-serve signup | Yes, launch without talking to sales | Yes on Pro, sales-led on Enterprise |
| AI matching | 5-dimension matching: skills, goals, seniority, availability, cross-functional fit | Smart matching on Pro, customized algorithm on Enterprise |
| MCP server for AI assistants | Native, 94 tools; report, DEI, and org-skill tools need a paid plan | Not publicly listed |
| HRIS integration | BambooHR, Workday, SAP on Growth | Workday and BambooHR on Enterprise |
| SSO / SAML | Growth plan and above | Enterprise plan |
Mentorloopfigures were taken from their public pages and third-party software listings and were checked on 11 August 2026. Cells reading “Not publicly listed” mean we could not find a published answer, not that the feature is absent. If anything here is out of date, tell us and we will correct it.
Pick Mentorloop if
- Your program is larger than about 50 people and a flat monthly fee is meaningfully cheaper than per-seat pricing.
- You run member mentoring for an association or a university rather than an internal employee program.
- You want an established vendor with a long track record in mentoring specifically.
Pick MentorStack if
- You want mentorship data queryable from Claude or another MCP-compatible AI assistant, on any plan.
- Your program is small enough that a free tier to 10 people covers the pilot outright.
- You want per-seat pricing that starts at zero and scales with actual adoption rather than a monthly floor.
Common questions
- Is MentorStack cheaper than Mentorloop?
- Below about 25 participants, usually yes, and MentorStack is free up to 10 users with no time limit. Above that, Mentorloop's flat fee wins: their Pro plan starts at $299 per month regardless of headcount, where MentorStack's Starter plan at $12 per seat reaches $1,200 per month at 100 seats. If cost per participant at scale is your deciding factor, Mentorloop is the cheaper platform and we would rather you knew that here.
- How much does Mentorloop cost?
- Mentorloop publishes a Pro plan starting from $299 per month and an Enterprise plan priced on request. They also offer a free way to build a program with no credit card, though the participant limits on that are not published.
- What is the best Mentorloop alternative?
- It depends what is pushing you to look. If you want mentoring data reachable from Claude or another AI assistant, MentorStack ships a native MCP server with 94 tools available on every plan including Free, though report, DEI, and org-skill tools need a paid plan, which Mentorloop does not publicly offer. If you want a lower bill on a program of several hundred people, no per-seat platform including MentorStack will beat a flat fee.
- Can I try MentorStack before switching from Mentorloop?
- Yes. MentorStack's free plan covers up to 10 users with no time limit and no credit card, which is enough to run a real pilot cohort alongside your existing program before committing.
Other comparisons
Try MentorStack alongside Mentorloop
Start a free pilot with up to 10 people. Scale when you're ready.
No credit card required.