11x vs Bulk Email Checker
A factual comparison of features, pricing, and capabilities.
11x
AI digital worker platform for pipeline generation, built around Alice for outbound and Julian for inbound. Alice runs multi-channel sequences with deep research and AI personalization, consented outbound calling and managed mailboxes, while Julian qualifies inbound leads across phone, chat, SMS and WhatsApp.
Bulk Email Checker
Bulk Email Checker is an email verification service that cleans lists uploaded as CSV or text files and validates addresses in real time through a REST API. Credits are pay as you go with no monthly fees and never expire; an unlimited flat-rate API is sold separately.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | 11x | Bulk Email Checker |
|---|---|---|
| Multi-Channel Sequences | ||
| Sequence Builder | ||
| Smart Replies | ||
| Multi-Lingual Outreach | ||
| Consented Outbound Calling | ||
| Deep Research | ||
| AI Personalization | ||
| Signals and Triggers | ||
| Deliverability & Mailbox Health | ||
| Email checker for single addresses | ||
| Bulk email verification from CSV or text uploads | ||
| Real-time email verification API | ||
| Unlimited email verification API with flat-rate threads | ||
| Duplicate email remover | ||
| Syntax validator | ||
| Blacklist integration | ||
| Auto-reload of credits |
Native integrations.
11x
Bulk Email Checker
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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.