At a glance

ReadMe Confluence
Best for API-first companies that want a full developer hub with usage metrics Atlassian teams wanting enterprise documentation
Starting price $99/mo $5.75/user/mo
Free tier
Open source
Free tier available
Open source
API Explorer
Custom Branding
Jira Integration
OpenAPI Import
Permissions
Spaces
Templates
Usage Metrics
User Management

ReadMe

Strengths

  • Personalized docs showing users their own API keys
  • Built-in API explorer for testing endpoints live
  • Usage metrics showing which endpoints developers actually call
  • Auto-generates docs from OpenAPI specifications

Weaknesses

  • Pricing starts at $99/mo which is steep for small teams
  • Opinionated layout with limited design customization
  • Better suited for API docs than general documentation
  • Learning curve for advanced customization features

Confluence

Strengths

  • Includes Spaces as a core feature, purpose-built for documentation workflows
  • Huge template library covers social media, presentations, marketing materials, and more
  • Free for 10 users — generous enough for most small teams to get real work done
  • Established product with 22+ years on the market and a mature ecosystem

Weaknesses

  • Free plan exists but key features are locked behind the paid upgrade
  • Enterprise-focused design means the interface can feel heavy for smaller teams
  • Ecosystem of third-party integrations is smaller than the market leaders in documentation
  • Overkill for freelancers or small teams who need something lightweight

The bottom line

Pricing: Both tools offer free tiers, so you can test each before committing. ReadMe's free plan: Free for 1 project with basic features. Confluence's free plan: Free for 10 users. When you outgrow the free tier, Confluence is the cheaper option at $5.75/user/mo vs. $99/mo for ReadMe — roughly 1621% less.

Feature gaps: ReadMe offers API Explorer, Custom Branding and OpenAPI Import that Confluence lacks. Confluence brings Jira Integration, Permissions and Spaces that ReadMe does not have.

Team fit: ReadMe is geared toward mid-size teams teams, while Confluence 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.

Where each tool shines: ReadMe's biggest strengths are: personalized docs showing users their own api keys. built-in api explorer for testing endpoints live. Confluence's biggest strengths are: includes spaces as a core feature, purpose-built for documentation workflows. huge template library covers social media, presentations, marketing materials, and more.

Watch out for: With ReadMe, users commonly note that pricing starts at $99/mo which is steep for small teams. With Confluence, the main complaint is that free plan exists but key features are locked behind the paid upgrade.

Choose ReadMe if...

  • You need a tool built for api-first companies that want a full developer hub with usage metrics
  • You specifically need API Explorer and Custom Branding
  • You care about built-in api explorer for testing endpoints live
  • Your team size fits the mid-size teams profile ReadMe is designed for
  • The free tier works for you: free for 1 project with basic features

Choose Confluence if...

  • You need a tool built for atlassian teams wanting enterprise documentation
  • You want to save on per-user costs — Confluence is $93.25/user/mo cheaper
  • You specifically need Jira Integration and Permissions
  • You care about huge template library covers social media, presentations, marketing materials, and more
  • Your team size fits the enterprise profile Confluence is designed for

Looking for more options?

Related comparisons

Explore more