Bouncer: Secure, smart email verification for better deliverability

When it comes to email marketing success, nothing beats a clean, verified contact list and that’s where Bouncer delivers. Trusted by businesses of all sizes, from agile startups to global enterprises, Bouncer is a leading email verification platform designed to safeguard your sender reputation and maximise the return on every campaign.

With over 4 billion verified email addresses and more than 500 million bounces prevented, Bouncer is more than just a tool, it’s a data quality partner that helps marketers, developers and businesses send smarter.

Smarter email verification, made simple

Bouncer offers a user-friendly email verification app that takes the stress out of managing your email lists. Whether you’re importing thousands of contacts or just a few hundred, Bouncer’s system makes list cleaning fast, accurate and incredibly simple to use. No unnecessary technical jargon, just clean, reliable results that improve your email marketing ROI.

Want more flexibility? Bouncer also offers a high-performance Email Verification API. Whether you’re integrating with CRMs, signup forms, or custom-built tools, the API supports both synchronous and asynchronous validation, ensuring your systems stay agile while your data stays accurate. And with robust security and GDPR compliance, Bouncer keeps customer information protected every step of the way.

More than verification — complete deliverability support

What sets Bouncer apart isn’t just its core email verification tools, it’s the complete ecosystem built around helping you send better emails.

•Bouncer shield protects your sign-up forms in real-time. Block invalid, fake, or malicious email addresses right when users type them in, no coding required.

•Toxicity check flags risky email addresses before you send, such as spam traps, complainers, or known breach data. A toxicity score (0–5) gives you a clear picture of how ‘safe’ each contact is.

•Deliverability kit empowers your team to test inbox placement, check DNS authentication, and monitor blacklists. Ensure your emails land where they’re supposed to, not in spam folders.

•Company data enrichment goes one step further by giving you publicly available company information tied to email addresses. That means better segmentation, personalisation and campaign performance.

Powerful features for businesses of all sizes

From small businesses to Fortune 500 companies, Bouncer offers flexible tools that scale with your needs. Agencies, SaaS providers, enterprise marketers — everyone benefits from:

•Top-grade security and EU-based hosting

•Industry-leading coverage and catch-all verification

•Ultra-accurate results with less than 2% unknowns

•Seamless integrations with major email marketing platforms

•Zero downtime and caring, responsive support

With 100% uptime and a 4.8-star rating from hundreds of happy users, Bouncer is built for reliability. It’s not just about list cleaning, it’s about protecting your brand, your data, and your marketing performance.

Why choose Bouncer?

•Accuracy & speed: Clean data without delay.

•Security first: SOC2 and GDPR-compliant with data hosted securely in the EU.

•Frictionless UI: No steep learning curve. Just import, verify and go.

•Pay-as-you-go flexibility: Buy credits as you need them, no long-term lock-ins.

•Caring support: Real people, real help, whenever you need it.

As Yanna-Torry Aspraki, a deliverability expert, puts it: “In my industry, 99.9% of problems stem from email lists. Tools like Bouncer are the best because they give so much information.”

Ready to clean your lists?

Whether you’re looking to verify thousands of emails quickly, integrate powerful verification into your existing systems, or protect your sign-up forms from abuse, Bouncer has a solution tailored to your needs.

Start for free with included credits, or book a demo to see how Bouncer fits into your workflow. Stop letting poor-quality data affect your results, secure your inbox, protect your sender reputation and improve deliverability with Bouncer.

Try Bouncer today and experience the smartest way to verify.