26 Kleber alternatives in 2026
Kleber alternatives for email verification APIs. Enrich.so, Giggal and HiProspect have free plans. Kleber's website is datatools.com.au.
Email verification API alternatives
On our Kleber plan pages, we compare each Kleber plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 emails first.
| Provider and plan | $ per 1,000 emails |
|---|---|
| Enrich.so, free, POST /email-validation | $0.00 |
| Giggal, free trial, POST /v1/verify-batch | $0.00 |
| HiProspect, free | $0.00 |
| KaijuVerifier, free, POST /api/v1/jobs, Submit an async bulk job with the SMTP probe | $0.00 |
| MailTester Ninja, free, No token | $0.00 |
| ExactVerify, contact us, GET /v1/single | not published |
| Listclean, contact us, Custom volume, GET /verify/email/{email} | not published |
| MailVeri, contact us, Enterprise, POST /verify-mails/ | not published |
| Mailnjoy, €4 pack, 1,000 credits, POST /v2/unitary, Unitary validation (deep) | not published |
| MyEmailVerifier, contact us, Custom Quote, GET /verifier/validate_single/{email}/{API_KEY} | not published |
| Renidly, $50 pack | not published |
| Routee, top-up | not published |
| RouterGrowth, top-up from $10 | not published |
Compare every email verification API plan: Email verification API pricing: free and cheapest plans compared
Phone validation API alternatives
On our Kleber plan pages, we compare each Kleber plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 phones first.
| Provider and plan | $ per 1,000 phones |
|---|---|
| Foxentry, free trial, POST /phone/validate, Validate phone number (extended) | $0.00 |
| HLR Lookup, free, 200 free credits, POST /batches/{id}/sourcejson, Bulk uploads via API | $0.00 |
| HLR Lookups, free, 100 free lookups, POST /hlr-lookups | $0.00 |
| Infobip, free | $0.00 |
| seven.io, free test credit, GET /api/lookup/hlr | $0.00 |
| BudgetSMS, top-up, Pay per use, GET /hlr/, HLR lookup | not published |
| CheckNumber.AI, contact us, Custom plan, POST /v1/tasks, WhatsApp Advanced | not published |
| ChinaDataPay, contact us | not published |
| DNC.com, contact us, Contact sales, GET /v1.4/Data/RealTimeDisconnect | not published |
| Data247, $12 pack, Membership, GET /v3.0, Verify247 (Phone) | not published |
| Maytapi, contact us | not published |
| SMSPartner, top-up | not published |
| Tamz, R$100 pack | not published |
Compare every phone validation API plan: Phone validation API pricing: free and cheapest plans compared
- Enrich.so alternatives
- Giggal alternatives
- HiProspect alternatives
- KaijuVerifier alternatives
- MailTester Ninja alternatives
- ExactVerify alternatives
- Listclean alternatives
- MailVeri alternatives
- This page as plain text
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