SendScale

SendScale is an email deliverability and outreach platform designed to help teams reliably scale sending from Gmail and Google Workspace accounts. Its primary purpose is to overcome native sending limits, protect sender reputation, and centralize campaign management so users can run higher-volume, personalized email programs without manual overhead. By combining automated warm-up, smart scheduling, and unified inbox control, SendScale enables consistent, compliant outreach at scale.

SendScale offers automated email warm-up that gradually increases sending volumes, simulates natural engagement, and improves inbox placement before campaigns go live. Smart campaigns support sequencing, personalization, and reply-based logic, allowing users to build multi-step outreach workflows that adapt to recipient behavior. The unified inbox consolidates replies from multiple Gmail or Workspace accounts into a single interface, streamlining follow-up and team collaboration. Additional capabilities typically include sending limit management, performance analytics, and deliverability monitoring so users can identify issues and optimize campaigns over time.