ZeroBounce
Quick take
Email verification and deliverability toolkit to keep your list clean and improve inbox placement.
What it is
ZeroBounce validates emails, flags risky addresses, and monitors sender health so lifecycle messages actually reach the inbox. Use it to cut bounces, protect reputation, and stabilize revenue per send across flows and campaigns.
Why it stands out
Accurate validations, clear risk categories, and practical deliverability tools (seed tests, blacklist checks) make it straightforward to prevent list decay and catch issues before big sends.
Key features
- Email validation — flags invalid, disposable, role, and catch-all addresses
- Bulk list cleaning — upload lists and download cleaned results quickly
- Real-time API — validate at signup or during imports to stop bad contacts
- Inbox placement tester — seed inbox/Spam/Promo checks before launches
- Blacklist & reputation monitoring — alerts for domain/IP listings
Best fit
- Verticals: Ecommerce, SaaS, media, marketplaces
- Company size: <$5M to $100M+ ARR
- Team maturity: Brands running recurring campaigns/flows that need reliable hygiene and steady deliverability
Pricing snapshot
Credits by tier or pay-as-you-go. Real-time validation and deliverability add-ons may be priced separately; check their pricing page for current rates.
Integrations to know
- ESPs/CRMs — sync validation results back to segments and suppressions
- Forms & checkout — block bad emails at collection to protect reputation
- Data tools/API — enrich or gate contacts during imports and migrations
Quick setup tips
- Run a bulk clean on legacy lists before your next major send
- Turn on real-time validation at signup/checkout to prevent new bad emails
- Use inbox placement tests on big launches to spot routing issues early
Good alternatives
- NeverBounce — strong validation accuracy and simple pricing
- Kickbox — list hygiene plus deliverability tooling
