37signals

Basecamp from 37signals keeps each project's to-dos, message boards, schedules, documents and group chat in one place. Flat monthly pricing with user caps (or unlimited users on the top tier) makes it popular with agencies, small businesses and client-facing teams.

Key features

• To-do lists
• Message boards
• Schedules
• Docs and file storage
• Campfire group chat
• Client access

Pricing

Basecamp has a free plan and paid plans start at $29/month. Prices checked on the official pricing page in October 2026 and may change.

Who it's for

Basecamp is used by SMBs, agencies and freelancers.