12 Verifizierungsdienste – kostenloser Tarif, echte Preise pro Credit und offizielle Website, alles von Hand geprüft. Klicken Sie auf einen Anbieter für die Details oder starten Sie mit dem Vergleichsratgeber unten.

EmailListVerify
emaillistverify.com/pricing
Pay-as-you-go from 1,000 credits, no expiry
97% accuracy credit-based verifier with its own email finder (5 credits per find). 1 credit = 1 address, checks MX records, syntax, spamtraps and duplicates. Credits never expire; 100k+ addresses processed per hour.
50 credits/month, no card required
Finder, verifier and domain search in one platform. Credits are shared across Email Finder, Email Verifier and Domain Search. Auto-verification of saved leads and MCP/API access from Starter up.

Emailable
emailable.com/email-verifier
250 free credits, no card required
1 credit = 1 verification across bulk, single, API and widget. Unknown results and duplicates are refunded automatically. Clears roughly 250k addresses in 10 minutes. Inbox reports cost 100 credits each.

ZeroBounce
www.zerobounce.net/pricing
100 validation credits/month, credits never expire
Guaranteed 99.6% validation accuracy with 18 validation tools, inbox placement test, AI scoring and DMARC monitoring. Unknown results are never charged and credits roll over on the One subscription.

Clearout
clearout.io/pricing
100 free credits on signup, no card required
1 credit per verified address, with unlimited CRM and ESP integrations, Google Sheets and LinkedIn add-ons. Unknown results and in-list duplicates are free. Credits roll over and never expire on subscription plans.

Cleanlist
www.cleanlist.ai/pricing
50 credits/month, up to 3 seats
Waterfall enrichment across 25+ providers plus email validation at 0.5 credits per address. One shared credit balance per workspace, credits roll over, and email sends cost 0 credits.

MailTester.ninja
mailtester.ninja
Free single-address checker, no signup
Volume-first verifier: 100,000 verifications and 100,000 API calls per day on Starter and Pro, 200,000/day on Ultimate. No address data is ever stored on their servers, which keeps the tool GDPR-friendly.

ReachStream
www.reachstream.com/email-verifier
100 free credits, 30-day trial, no card required
1 credit verifies 1 email by SMTP-level checks without sending any message. Starter, Growth and Pro subscriptions on monthly or annual billing; Pro unlocks API access. Exact per-plan credit counts are not published on the landing page.

BillionVerify
billionverify.com
20 free credits daily, up to 600/month
Every plan includes the real-time API, bulk validation and CSV/Excel upload. One-time packs start at $10 per 10,000 verifications and credits never expire. Unknown results are free, and a yearly plan at 100,000 verifications is $32/month.

GetProspect
getprospect.com/email-verifier
50 found emails + 100 verifications/month
Email finder, verifier and cold email sending in one account. You are only charged for emails actually found, and standalone verification add-ons start at $29 for 10,000 checks. Unused credits roll over for one month.

EmailAwesome
www.emailawesome.com
1,000 verifications/month free, no card required
Verification, bulk cleaning, async API and a free warm-up tool on every plan. Basic is $30/month for 10k, Growth $125 for 50k, Pro $500 for 250k and Business $750 for 500k. SOC 2 and GDPR compliant with 9,000+ Zapier app integrations.

Findymail
www.findymail.com/email-verifier
No free tier - trial on request
Real-time verified B2B email with a guaranteed sub-5% bounce rate and proprietary catch-all verification that competitors mark as risky. Team is $399/month for 5 seats, Scale $999 for 20. API, MCP, reverse lookup and Google Sheets integration included.