Bitrix24

A free-heavy suite combining PM, CRM and collaboration.

Best for

Small businesses wanting an all-in-one.

Pricing

Free tier; paid tiers. (Always confirm current pricing on the vendor’s site.)

Where it fits

Bitrix24 sits in the All-in-one + CRM category. It is a solid choice when your priority is small businesses wanting an all-in-one. As with any tool, trial it on a real project with the people who will use it daily before committing.