Daily Send Cap Calculator
Enter domain age, days since warmup started, and current daily volume. The tool returns the safe cap for today and the ramped cap for the next 7 days.
You ran the math. Outsolvi makes it real.
Calculators tell you what the number should be. Outsolvi tells you what your number actually is. confidence-scored opens, real reply sentiment, live deal-level signal across Outlook and Gmail. From $7/user/mo yearly, 14-day free trial.
See it on your own inboxApplies the standard 2× weekly ramp formula (sender warmup industry default), capped by mailbox-provider per-day per-domain limits.
Planning a sender warmup. Deciding whether you can absorb a sudden 2× outbound push without burning reputation.
FAQ
Is the 2× weekly ramp safe at every starting volume?+
Below 5,000/day: yes. Between 5,000 and 50,000/day: drop to 1.5× weekly. Above 50,000/day: ramp by no more than 1.3× weekly and watch complaints obsessively.
Keep going
Articles, glossary entries, and other tools on the same topic.
Nate built Outsolvi after watching every email-tracking tool he had ever used lie to him about opens. Outsolvi runs Tier 1 to 5 confidence scoring on every open, native in Outlook and Gmail, so the number on the dashboard is one a rep can actually act on.
We update these pages when the underlying mechanics change. new mailbox-provider rules, new tracker behavior, new measurement gaps. The dates above are real revisions, not auto-touches.