Kickbox vs Proofy
A factual comparison of features, pricing, and capabilities.
Kickbox
Email verification platform that checks list and database addresses for deliverability, flagging invalid, risky, disposable, role-based and accept-all addresses, through bulk list verification and a real-time API.
Proofy
Proofy is an email verification service for bulk list cleaning and real-time single verification through an API, with SMTP, syntax, domain, disposable and accept-all detection. Credits are sold pay-as-you-go or by subscription, never expire, and unknown results are not charged.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | Kickbox | Proofy |
|---|---|---|
| Email List Verification | ||
| Email Verification API | ||
| Deliverability Consulting | ||
| Unknown Verification Results Are Free | ||
| Volume Discounts | ||
| Email Spam Checker | ||
| Disposable Email Checker | ||
| Email list & database cleanup | ||
| Bulk email verification | ||
| Single verification in real time | ||
| Email verifier API | ||
| Duplicate email remover | ||
| ISP detection | ||
| Disposable and temporary detection | ||
| Accept-all detection | ||
| Syntax validation | ||
| SMTP verification | ||
| Mailbox full detection |
Native integrations.
Kickbox
Proofy
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Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.