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Motion vs Plan Quest

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors.

The short answer

Entry price
Motion from $19/seat/mo, Plan Quest from $9.99/mo — different billing units, so no direct winner
Free plan
Only Plan Quest (Motion has paid plans only)
Public API
Both have one
Higher Trust score
Motion — 94 vs 83 for Plan Quest
Best fit
Motion: Solo professionals and small teams with deadline-driven work and a calendar full of meetings · Plan Quest: People who plan in Claude or ChatGPT and want the result to persist somewhere structured

From our own records as of each tool's last check. Anything we have not confirmed is left out rather than guessed. How we verify

Side by side

FactMotionPlan Quest
CategoryCalendar & Time BlockingTask & Project Management
Pricing modelPaidFreemium
Starts at$19/seat/mo$9.99/mo
Public APIYesYes
Trust score94 / 10083 / 100
PlatformsWeb, iOS, Android, macOS, Windows, APIWeb
CompanyNexusbird, Inc.Human Quest
Last verifiedSep 6, 2026Sep 6, 2026

What our research says

Motion

Motion is for people whose day collapses whenever one meeting moves: hand it deadlines and priorities and it keeps re-fitting the task list into the calendar without being asked. That hands-off scheduling is the reason to pay $19 a seat, and also the reason to be wary — if you want to decide for yourself when to do things, the constant re-planning feels like being managed by your own to-do list.

Pros

  • Automatic rescheduling around calendar changes is the core and it works without prompting
  • Projects, tasks, meeting booking, docs and wiki share one per-seat subscription
  • Apps on web, macOS, Windows, iOS and Android, plus a documented REST API
  • Capacity planning on Business AI shows when a team is over-committed before the deadline
  • Free trial, so the scheduling behaviour can be judged before paying

Cons

  • No free plan; the price is per seat and the page is vague about monthly versus annual billing
  • AI features draw on a monthly credit pool per seat, so heavy use of chat and writer tools can run out
  • The auto-scheduler can over-rule your own choices if priorities and estimates are not kept accurate
  • Pricing page copy renders 'This plan is not available' in static HTML, which looks like a broken page to scrapers and some browsers

Plan Quest

Plan Quest sits between a goal tracker and a lightweight project tool, and its differentiator is that an AI assistant can talk to it over MCP — so the plan updates in conversation rather than being copied back and forth. The free tier includes that integration, which is unusual. It is a small product with a small user base, so judge it on whether the milestone-and-timeline shape matches how you think.

Pros

  • MCP integration lets Claude, ChatGPT or another client read and update plans directly — included on the free tier
  • Free forever tier covers 18 plans with milestones, tasks, backlog and mind maps
  • Side-by-side plan comparison for deciding what to prioritise
  • Team plan adds role-based access, assignment, @mentions and weekly health updates at $10 per seat

Cons

  • Milestone caps are the main lever — 6 per plan free, 72 on Pro — which is a blunt limit
  • Small user base; the site cites roughly 1,300 active planners
  • Web only, with no mobile app and no offline mode
  • No published company entity beyond the name Human Quest and a contact address

Which one fits

Choose Motion if you need

  • Solo professionals and small teams with deadline-driven work and a calendar full of meetings
  • Managers who want task capacity and scheduling in one tool instead of a planner plus a project board
  • Anyone who already lives in a calendar and wants tasks to show up there as time blocks

Choose Plan Quest if you need

  • People who plan in Claude or ChatGPT and want the result to persist somewhere structured
  • Turning a large personal or team goal into dated milestones
  • Small teams wanting shared plans without a full project-management tool

Motion vs Plan Quest: the questions people ask

Is Motion cheaper than Plan Quest?

They charge in different units, so there is no like-for-like answer: Motion starts at $19/seat/mo, Plan Quest at $9.99/mo. Entry price is the lowest paid plan as we last verified it.

Does Motion or Plan Quest have a free tier?

Plan Quest has a free tier; Motion has paid plans only.

Which has a public API, Motion or Plan Quest?

Both ship a public API, so either can be built on; the fact table above shows the platforms each one runs on.

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