Email Bounce Rate Calculator
Computes bounce rate from total sent and bounced counts. Flags whether you're in healthy territory (<2%), watch zone (2-3%), or sender-reputation-damage zone (>5%).
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 inboxTotal bounces ÷ total sent = bounce rate %. Compares to 2026 B2B benchmarks and shows the implications for sender reputation.
After every bulk send to verify list quality. When deliverability drops and bounces are suspected.
FAQ
What's a healthy B2B bounce rate?+
Under 1% excellent, 1-2% healthy, 2-3% watch, 3-5% problem, above 5% triggers reputation damage.
Hard vs soft bounce?+
Hard = permanent (invalid address); remove immediately. Soft = temporary (mailbox full); retried automatically.
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.