Email list cleaning for every team that sends.
How teams use Flaxxa Mailcleaner: clean lists before a campaign, verify leads before outreach, stop fake sign-ups and keep client lists healthy.
By industry
How teams use Mailcleaner.
Real teams. Real workflows.
Tap a card to read the full industry playbook — channels, integrations, KPIs, and the rollout plan we use with that vertical.
Email marketers
PlaybookClean the list before the big send.
Run your list through Flaxxa Mailcleaner before a campaign, remove invalid and disposable addresses, hold back the catch-all ones, and send to people whose mailboxes exist. Fewer bounces keep your sending reputation intact.
- Files and email tool import
- Bulk
- Verdicts to filter on
- 8
- Clean CSV or XLSX
- Export
See full sales and cold email playbook →
Sales and outbound
PlaybookVerify leads before you reach out.
Check each prospect's email before it goes into a sequence, so reps don't spend sends on dead addresses and your outreach domain keeps its reputation. Catch-all company domains are marked as such, not passed as valid.
- Or batches of 1,000
- Single
- Prioritise good leads
- Risk score
- In your own workflow
- API
See full sales and cold email playbook →
Sign-up forms and SaaS
PlaybookCatch bad emails at sign-up.
Add the widget to your sign-up and lead forms. It runs a quick check on each address (format, typos, disposable domains and mail servers), blocks invalid, disposable and abusive addresses, and suggests the right domain when someone types gmial.com.
- On your own forms
- Widget
- Suggested on the spot
- Typo fix
- Allowed websites you set
- Your sites
See full SaaS and sign-up forms playbook →
Agencies
PlaybookClean client lists and check their domains.
Verify each client's list before a campaign, re-check connected email tools on a schedule, and audit their SPF, DKIM and DMARC with the DNS records to add, from one workspace.
- On a schedule
- Re-checks
- SPF, DKIM, DMARC
- Audit
- A clean list per client
- Export
See full marketing agencies playbook →
Flaxxa Mailcleaner use cases: common questions

Anyone who sends email to a list they didn't just collect: marketers before a campaign, sales teams before outreach, SaaS products at sign-up, and agencies managing client lists.
See Flaxxa Mailcleaner in your own workspace.
Spin up a workspace and walk through the use case that maps to your team.
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