1CRM vs Bulk Email Checker
A factual comparison of features, pricing, and capabilities.
1CRM
1CRM is an all-in-one CRM for small businesses that combines sales, marketing, project management, customer service, order management and a WordPress customer portal, available as 1CRM Cloud or on-premise. Editions are priced per user per month billed annually with month-to-month rates also published.
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 | 1CRM | Bulk Email Checker |
|---|---|---|
| Sales, marketing, project management and customer service in one CRM | ||
| Order management | ||
| WordPress customer portal | ||
| Marketing automation (Lead Guerrilla) | ||
| iPhone and Android apps | ||
| Cloud or on-premise deployment | ||
| Host country choice | ||
| 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.
1CRM
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.