If your priority is forecasting agency revenue and tracking multi-touch opportunities from first contact to close, the best fit for most agencies is usually:

Top pick: HubSpot Sales Hub

Why it stands out for agencies

• Strong pipeline visibility and deal stage tracking
• Good contact-level history for multi-touch tracking
• Solid forecasting tools for recurring and project-based revenue
• Easy to connect forms, email, meetings, and ads so you can see touchpoints
• More approachable than enterprise CRMs, but still powerful

Best for more advanced forecasting: Salesforce Sales Cloud

If you need the most customizable forecasting and attribution setup:

• Excellent for complex, multi-stage pipelines
• Very strong reporting and forecasting
• Better for agencies with a dedicated sales ops or rev ops function
• More setup/maintenance overhead than HubSpot

Best if you want an all-in-one agency CRM with simpler workflows: Pipedrive

• Very intuitive
• Great for deal pipeline management
• Easier to adopt quickly
• Forecasting is decent, but not as strong as HubSpot or Salesforce for nuanced agency revenue modeling

Best if your agency sells long, relationship-driven deals: Zoho CRM

• Flexible and cost-effective
• Good customization
• Forecasting and automation are solid for the price
• UI and implementation are less polished than HubSpot

My recommendation

• Most agencies: HubSpot
• Complex, enterprise-level forecasting: Salesforce
• Lean team, quick adoption: Pipedrive

What to look for in any tool

For your use case, make sure it supports:

• Multi-touch activity tracking across email, calls, meetings, and tasks
• Lead-to-deal conversion history
• Forecast categories like commit, best case, and pipeline
• Custom revenue stages for retainers, projects, and expansions
• Attribution/reporting tied to first touch and last touch
• Automation for follow-ups and stage updates

If you want, I can also give you a side-by-side comparison of HubSpot vs Salesforce vs Pipedrive specifically for agencies, or recommend the best option based on your agency size and budget.