At a glance

Plane Smartsheet
Best for Teams that want open-source, self-hosted project management Enterprise teams wanting spreadsheet-style project management
Starting price Free $7/user/mo
Free tier
Open source
Free tier available
Open source
Automations
Cycles
Dashboards
Modules
Open Source
Resource Mgmt
Self-Hosted
Spreadsheet UI
Views

Plane

Strengths

  • Open source and self-hostable
  • Clean, modern interface inspired by Linear
  • Free for unlimited users (self-hosted)
  • Active development and growing community

Weaknesses

  • Less mature than established alternatives
  • Fewer integrations
  • Self-hosting requires infrastructure management
  • Some features still in development

Smartsheet

Strengths

  • Spreadsheet-style interface is familiar to anyone who has used Excel
  • Built-in automations handle repetitive tasks like status changes and assignments
  • Affordable at $7/user/mo — one of the lower-priced options in the project management category
  • Established product with 20+ years on the market and a mature ecosystem

Weaknesses

  • No free plan — you need to pay $7/user/mo from day one to use it
  • Enterprise-focused design means the interface can feel heavy for smaller teams
  • Migrating existing projects from another tool can be time-consuming
  • Overkill for freelancers or small teams who need something lightweight

The bottom line

Pricing: Plane is completely free, which makes it the obvious pick if budget is the top concern. Smartsheet starts at $7/user/mo. That cost buys you a more polished or feature-rich experience, so it comes down to whether the extras justify the spend.

Feature gaps: Plane offers Cycles, Modules and Open Source that Smartsheet lacks. Smartsheet brings Automations, Dashboards and Resource Mgmt that Plane does not have.

Team fit: Plane is geared toward small teams teams, while Smartsheet is aimed at enterprise teams. Pick the one that matches where your team is today and where it is headed — migrating tools later is always painful.

Open source: Plane is open source, meaning you can self-host, audit the code, and avoid vendor lock-in. Smartsheet is proprietary — you are trusting the vendor with your data and uptime.

Where each tool shines: Plane's biggest strengths are: open source and self-hostable. clean, modern interface inspired by linear. Smartsheet's biggest strengths are: spreadsheet-style interface is familiar to anyone who has used excel. built-in automations handle repetitive tasks like status changes and assignments.

Watch out for: With Plane, users commonly note that less mature than established alternatives. With Smartsheet, the main complaint is that no free plan — you need to pay $7/user/mo from day one to use it.

Choose Plane if...

  • Your profile matches its sweet spot: teams that want open-source, self-hosted project management
  • Budget is a hard constraint — Plane is free, Smartsheet is not
  • You need self-hosting, data sovereignty, or the ability to audit source code
  • You specifically need Cycles and Modules
  • You care about clean, modern interface inspired by linear

Choose Smartsheet if...

  • You need a tool built for enterprise teams wanting spreadsheet-style project management
  • You specifically need Automations and Dashboards
  • You care about built-in automations handle repetitive tasks like status changes and assignments
  • Your team size fits the enterprise profile Smartsheet is designed for

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