Best for · 2026
Cold email software with built-in inboxes
Sequencers that also sell inboxes save you a vendor and an integration: you buy inboxes and run campaigns in the same account.
Included if the vendor confirms on its site: inboxes for sale inside the tool. Ordered by overall score.
Cold email software 22
Deliverability 40Workflow 30API & AI 15Buying terms 15
Each bar is the score split by group (group weight in grey). Score out of 100 from conditions confirmed on the vendor's own site. Prices shown: monthly billing, smallest public package.
Other lists: Google Workspace inboxes · Microsoft 365 inboxes · Private SMTP inboxes · Warm-up included · For agencies · For AI agents · Try before you pay