SaaS lead verification
SaaS companies accumulate contact data from product sign-ups, trial registrations, webinar attendees, integration marketplace users, and purchased intent data — often across multiple tools simultaneously. The compounding effect is that the same lead may appear in your HubSpot, your Intercom, your outbound sequencing tool, and your event platform under slightly different email formats, creating both deliverability risk and inaccurate attribution. For outbound-driven GTM teams, the signal-to-noise ratio in a contact database determines whether an SDR spends time on real pipeline or on records that will never respond.
What's hiding in your list
Trial sign-up email addresses frequently include role-based addresses like info@ or team@ that pass domain validation but route to shared inboxes where personal outreach from an SDR goes unread or filtered automatically.
Intent data platforms populate contact records based on behavioral signals, but the email and phone fields are sourced from third-party enrichment that may be months behind the prospect's current employment status — particularly relevant in a layoff-heavy environment.
Freemium product leads captured at scale through self-serve sign-up flows include a disproportionate share of disposable or personal email addresses that are not associated with a decision-making role at any company, diluting ICP scoring accuracy.
Email and phone — cleaned in one pass
Email verification
Syntax, domain, MX and live-mailbox checks catch hard bounces before they ever touch your sender score.
Phone validation
Confirm every saas contact's number is live, with line type and carrier — the feature email-only tools don't have.
Flat pricing
Protect deliverability and focus on real users. One flat monthly price your saas team can actually budget for.
Clean leads in three steps
No setup, no integrations, no learning curve. Upload a file, download a better one.
Upload your CSV
Drag in any contact list. We auto-detect email, phone, name and company columns.
We verify everything
Every email checked for deliverability, every phone validated, duplicates flagged — with a live quality score.
Download clean leads
Export a verified, deduplicated list your team can actually call and email.
Email and phone, cleaned in a single upload — see exactly how many bad contacts are hiding in your list before you pay a cent.
100 free verifications · no credit card · results in under 2 minutes
Frequently asked
We run high-volume outbound sequences. How does BounceBlock protect our sending domain?
Hard bounce rates above roughly 2% start to trigger deliverability penalties from major inbox providers. BounceBlock verifies each email at the mailbox level before records enter your sequencing tool — removing invalid addresses, role-based inboxes flagged as problematic, and catch-all addresses you want to handle separately. The result is a deliverable working list that protects the sending domain your entire revenue team depends on.
Can BounceBlock deduplicate contacts across multiple tool exports before we load them into our CRM?
Yes. Upload a merged CSV from HubSpot, Salesforce, Outreach, or any combination, and BounceBlock deduplicates based on email address normalization before validating each surviving record. This is especially useful after a CRM migration or before a major campaign push where the same prospect may have entered through multiple channels.
We have an enrichment vendor already. Why add BounceBlock?
Enrichment tools add data to a record — BounceBlock tells you whether the data on the record actually works. An enriched email address is only as good as whether it delivers; an enriched phone number is only as good as whether the line is active. BounceBlock validates both simultaneously in one upload, adds company-level checks, and gives you a quality score per record — all at a flat monthly price that does not scale with the volume of contacts you verify.
Stop wasting hours on dead leads.
Upload your list and see how clean it really is — free, in under two minutes.