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Developer Tools · head to head

PartyKit vs Trello

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PartyKit

Developer Tools

Platform for building and deploying realtime multiplayer servers on the edge

From
Free
Free plan
Yes
Visit PartyKitFull review
Trello logo

Trello

Project Management

Organize anything, together

From
Free
Free plan
Yes
Visit TrelloFull review

The short version

  • Trello is a visual collaboration tool.
  • PartyKit is free; Trello starts at $5/user/mo.
  • Only PartyKit lists stateful edge servers; only Trello lists kanban boards.
  • Where PartyKit falls short: documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms.
  • Where Trello falls short: free tier limited to 10 boards and 10 collaborators per workspace.
  • Prices and features on this page were last checked on 30 August 2026.

Where they differ

Only the attributes on which PartyKit and Trello actually diverge.

Attributes where PartyKit and Trello differ
AttributePartyKitTrello
PlatformsWeb, APIWeb, iOS, Android, Windows, macOS
CategoryDeveloper ToolsProject Management

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: pricing model for Trello, founded for PartyKit.

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in PartyKit

  • Stateful edge servers
  • WebSocket-first API
  • CRDT library compatibility
  • Framework integrations
  • Global edge deployment
  • Custom domains

Only in Trello

  • Kanban boards
  • Cards & lists
  • Drag-and-drop interface
  • Activity feed
  • Due dates & reminders
  • File attachments
  • Comments & mentions
  • Power-Ups ecosystem

What people use each for

The jobs each tool is most often brought in to do.

PartyKit

  • Multiplayer collaborative appsnot Trello
  • Realtime AI agent backendsnot Trello
  • Live cursors and presencenot Trello
  • Collaborative whiteboards and documentsnot Trello

Trello

  • Project trackingnot PartyKit
  • Content calendarsnot PartyKit
  • Sales pipelinesnot PartyKit
  • Onboarding processesnot PartyKit
  • Personal task managementnot PartyKit

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

PartyKit

  • Documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms
  • Commercial free tier requires deploying to the user's own Cloudflare account, adding setup complexity
  • Storage on the free Individual plan clears every 24 hours, limiting it to prototyping rather than persistent production data
  • Smaller ecosystem and community than more established realtime infrastructure providers

Trello

  • Free tier limited to 10 boards and 10 collaborators per workspace
  • Free tier automation capped at 250 monthly Butler runs
  • No offline access; web-based platform requires internet connection
  • Advanced views (timeline, table, dashboard) not available on Standard plan
  • SSO only available on Enterprise plan

Pricing, plan by plan

PartyKit

Free
  • IndividualFree
    • Up to 10 live projects
    • Deploy to the global edge platform
    • Storage clears every 24 hours
  • CommercialFree
    • Unlimited projects
    • Custom domains
    • Runs on your own Cloudflare account; pay only Cloudflare usage

Trello

Free
  • FreeFree
    • Up to 10 boards/workspace
    • Up to 10 collaborators
    • 250 monthly Butler automation runs
  • Standard$5/user/mo
    • Unlimited boards
    • Unlimited Power-Ups
    • 1,000 monthly Butler runs
  • Premium$10/user/mo
    • All Standard features
    • Timeline, table, dashboard, calendar views
    • Unlimited automation
  • Enterprise$17.5/user/mo
    • All Premium features
    • Unlimited workspaces
    • SSO and user provisioning

Which should you pick?

Choose PartyKit if

  • You need stateful edge servers.
  • You want to start without paying.
  • You work on Web, API.
  • You also want websocket-first api.
PartyKit review

Choose Trello if

  • You need kanban boards.
  • You want to start without paying.
  • You work on Web, iOS, Android, Windows, macOS.
  • You also want cards & lists.
Trello review

Questions people ask

Is PartyKit or Trello better?
Neither clearly leads. PartyKit starts at Free and Trello at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, PartyKit or Trello?
PartyKit starts at Free and Trello at Free.
Does PartyKit or Trello run on more platforms?
PartyKit runs on Web, API. Trello runs on Web, iOS, Android, Windows, macOS.
Can I use PartyKit for free?
Both have a free tier, so you can try either at no cost before committing.
What is PartyKit best used for?
PartyKit is most often used for multiplayer collaborative apps, realtime ai agent backends, live cursors and presence, collaborative whiteboards and documents. Of those, multiplayer collaborative apps and realtime ai agent backends are not what Trello is typically brought in for.
What can PartyKit do that Trello cannot?
PartyKit covers Stateful edge servers, WebSocket-first API, CRDT library compatibility, Framework integrations. Trello covers Kanban boards, Cards & lists, Drag-and-drop interface, Activity feed.

Answered from the vendors’ own pages

PartyKit: How much does PartyKit cost?

PartyKit is completely free. Both the Individual and Commercial plans have no upfront costs.

Source
Trello: What are the free tier limitations for Trello?

Trello Free supports up to 10 boards per workspace, unlimited cards, 250 monthly Butler automation runs, and up to 10 Power-Up attachments. Limited to 10 collaborators per workspace.

Source
PartyKit: What is PartyKit's Individual plan?

The Individual plan is free and includes deployment to a global edge platform, support for up to 10 live projects, and is suitable for small projects. Storage is cleared every 24 hours.

Source
Trello: What features are included in the Standard plan?

Standard ($5-6/user/month) adds unlimited boards, custom fields, advanced checklists, 1,000 monthly automation runs, list colors, and calendar view access.

Source
PartyKit: What is PartyKit's Commercial plan?

The Commercial plan is free but requires deploying to your own Cloudflare account. It includes custom domains, unlimited projects, and you pay only your Cloudflare usage costs.

Source
Trello: Does Trello offer SSO and on which plan?

SSO through Atlassian Guard is included only on the Enterprise plan ($17.50/user/month or $210/year per user).

Source
PartyKit: Can I upgrade from Individual to Commercial plan?

Yes, both plans are free but offer different feature sets. The Commercial plan removes project restrictions but requires managing your own Cloudflare infrastructure.

Source
Trello: How many file attachment options are available?

Free tier includes 2 Power-Ups per board, Standard adds unlimited Power-Ups, and Premium and above offer full Power-Up marketplace access with custom integration options.

Source
Trello: Is there offline access to Trello boards?

Trello is a web-based application requiring internet connection. Mobile apps are available for iOS and Android but do not support true offline editing.

Source
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