Map the sales-to-delivery handoff before comparing features. A new client should move from lead, to signed deal, to kickoff without your team copying notes between tools. If that handoff is messy, even a strong task system will create admin work.
Decide where the client record should live. GoHighLevel and HubSpot are stronger when the client relationship starts in CRM, while ClickUp is stronger once work has to be delivered. monday.com sits between those models, but CRM-specific features depend on the monday product and plan you choose.
Check client access before inviting everyone. Shared views, guests, portals, sub-accounts and permissions all solve different problems. The catch is cost control: seats, guest rules, workspaces and client separation can change the bill as soon as each client adds more stakeholders.
Do the fee maths, not just the starting price. GoHighLevel starts from $97, HubSpot has a free plan then paid tiers from $15, monday.com starts from $9, and ClickUp has a free plan then paid tiers from $7. Usage fees, credits, AI add-ons, wallet-funded services and guest/member rules can matter more than the headline price.
Separate marketing operations from project delivery. GoHighLevel is the better fit if you sell funnels, messaging, automations and client sub-accounts. If your work is mostly design, content, web builds or operations, a project-first system such as ClickUp, monday.com or Teamwork may be easier to run day to day.
Trial one real client workflow before committing. Use a live-style test: capture a lead, create a client record, assign kickoff tasks, invite a client, approve work, report progress and close the project. A tool that looks tidy in a demo can still be fiddly under real agency pressure.