sales automation
Apollo.io vs AiSDR Comparison for Autonomous Email Outreach 2026
Apollo.io starts at $49/seat/month (annual) with 210M+ contacts but requires hands-on management.
sales automation
Apollo.io
How to Automate End-to-End Outbound Prospecting Workflows with Apollo.io
Step-by-step guide to building automated outbound prospecting in Apollo.io, from list building to follow-up sequences.
AI SDR
AiSDR vs Sbl.so: Best AI SDR Under $500/month for B2B Agencies 2026
AiSDR starts at $900/month (billed quarterly only). Sbl.so starts at $99/month. One clears the sub-$500 budget bar, one doesn't.