| What it does | Fast, accurate bulk email verifier and validator service that cleans lists and prevents bounces
| SMS API and CPaaS platform for OTPs and alerts
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| Stage | Established
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| Founded | 2012
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| Based in | Not given
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| Pricing model | Paid
| Paid
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| Pricing | Pay-as-you-go credits starting at $2.95 for 1,000 email validations, $9.95 for 10,000 emails, $74.95 for 100,000 emails, up to $4,975.95 for 25,000,000 emails. Free tier offers 10 free checks daily. Credits never expire and no monthly fees.
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| Key features | - Real-time SMTP verification confirms mailbox existence with 99.7% accuracy
- Bulk CSV and text file upload for email verification
- Disposable email detection blocks temporary and burner addresses
- DNS and MX record validation to prevent hard bounces
- Automatic duplicate removal keeps lists unique
- Role account detection for generic B2B inboxes
- Syntax validation for RFC-compliant email format
- API integration with JSON and XML support for signup forms and CRM
- WordPress plugin for comment forms, registration and contact forms
- Google Sheets and Excel integration with IMPORTXML and WEBSERVICE functions
| - REST API and SMPP 3.4 protocol support
- Routes tested on real phones
- Campaign management with CSV import
- OTP by SMS and Telegram
- Fraud protection with spending and OTP limits
- Real-time delivery analytics
- Mobile apps for iOS and Android
- Public pricing by country
- Message price shown before sending
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| What makes it different | - Pay-as-you-go pricing without monthly subscriptions or long-term contracts
- 99.7% accuracy through real-time SMTP verification rather than stale databases
- Significantly more affordable than competitors at 30-50% lower cost
- Enterprise-grade security with AES-256 encryption and SOC 2 Type II compliance
- 14 years in business since 2012 with 400,000+ customers worldwide
| - Every route tested on real phones to verify delivery receipts
- No monthly fee, no minimum contract required
- Fraud protection stops invalid sends before charging
- Message price and part count visible before sending
- One platform across REST API, SMPP, web app and campaigns
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 50 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 8 | 0 |
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| Citation Flow (Majestic) | 35 | 0 |
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| Referring domains (Majestic) | 158 | 0 |
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Bulk Email Checker
Siel