2) Proofy.io

Proofy.io offers a robust email verification API that ensures high accuracy and security for real-time, batch, and bulk email validation. It helps users maintain clean and valid email lists through advanced algorithms and easy integration.
API Features
- Real-Time, Batch, and Bulk API: This feature allows users to validate email addresses instantly for registration and subscription forms, as well as verify batch and bulk files to maintain comprehensive email hygiene.
- Easy Integration with Secure API and Simple Docs: The API can be seamlessly integrated into various platforms with clear, step-by-step documentation, ensuring secure processes that protect user data and maintain privacy.
- High Accuracy Verification: Utilizes advanced algorithms to achieve precise email validation, minimizing errors and ensuring maximum reliability.
Proofy.io Pricing
- Trial: $4 for 1000 verifier checks, available only for new users.
- Pay-As-You-Go: $0.0064 per credit, allowing flexible purchase of credits.
- Monthly Subscription: Save 15% on the cost per credit, with the ability to cancel anytime.
- Large Quantities: For more than 2,500,000 credits, users need to contact support.
3) EmailHippo email verification API

The EmailHippo email verification API offers a fast, simple, and secure way to validate email addresses in real-time. It can be used on sign-up forms, marketing platforms, and CRMs to verify email addresses quickly and accurately.
API Features
- 99.99% Uptime: Ensures the email verification service is always available, with data processed on secure cloud servers in the UK.
- Disposable Email Address Detection: Monitors new email addresses 24/7 to block disposable email addresses used for fake sign-ups and fraudulent activity.
- Spam Trap Assessment Score: Avoids mailboxes that trap senders on ransom blacklists, with each result scored for predetermined outcomes.
EmailHippo email verification API Pricing
- Edition 1: Speed-focused email verification, up to 2.5 million emails per month, starting from $9.88 per month.
- Edition 2: Feature-rich email verification, up to 2.5 million emails per month, starting from $9.88 per month.
- Enterprise: Customizable contract and payment terms, includes all features from Edition 1 and Edition 2. Contact for pricing.
4) MailerCheck

MailerCheck offers real-time email verification to keep email lists clean by validating email addresses as they are collected. This helps improve email deliverability, maintain sender reputation, and save time and money on list cleaning.
API Features
- Real-time Verification: Instantly validates email addresses as they are collected, ensuring only valid emails enter your list.
- Detailed Status Feedback: Provides specific statuses such as valid, invalid, typo, and mailbox not found, allowing for precise email handling.
- Integration Options: Offers easy integration with Zapier and custom API support for flexible implementation.
MailerCheck Pricing
- Pay as you go: $0.01 per credit, allowing users to pay only for what they use.
- Premium: $275/month, includes 5 users, 20 DMARC domains, and 256 blocklist monitors.
- Basic: $125/month, includes 1 user, 10 DMARC domains, and 66 blocklist monitors.
- Free: $0/month, includes 1 user, 1 DMARC domain, and 2 blocklist monitors.
- Enterprise: $975/month, includes unlimited users, unlimited DMARC domains, and 1024 blocklist monitors.
5) APILayer Email Verification API

The APILayer Email Verification API is designed to validate and verify email addresses by assessing their deliverability and quality, ensuring that emails are sent to valid and reachable addresses.
API Features
- Real-time SMTP Server Connection: The API connects to the recipient's SMTP server to verify the email address in real-time without sending an email.
- Regex Validation and DNS MX Record Check: Uses regex for initial validation and checks DNS for MX records to ensure the domain can receive emails.
- Detailed Response Information: Provides specific flags such as `is_disposable`, `is_role_account`, `is_catch_all`, `is_inbox_full`, and `is_disabled` for comprehensive email status insights.
APILayer Email Verification API Pricing
- Free Plan: $0.00 per month, includes 100 requests per month, free for lifetime, no credit card required.
- Starter Plan: $14.99 per month, includes 5,000 requests per month, with standard support.
- Pro Plan: $74.99 per month, includes 50,000 requests per month, with standard support.
- Enterprise Plan: $249.99 per month, includes 250,000 requests per month, with standard support.
- Custom Plan: Volume-based pricing, contact support for details.
What to Consider When Selecting a Loqate Email validation software Alternative?
1. Real-Time Verification: Ensures email addresses are validated instantly as they are collected, improving deliverability and reducing bounce rates.
2. High Accuracy: Utilizes advanced algorithms to provide precise email validation, minimizing errors and ensuring maximum reliability.
3. Integration Options: Offers seamless integration with various platforms and APIs, making it easy to incorporate into existing systems.
4. Disposable Email Detection: Identifies and blocks disposable email addresses used for fake sign-ups and fraudulent activity.
5. Compliance with Privacy Regulations: Ensures the email validation process adheres to privacy laws such as GDPR and CCPA, protecting user data and maintaining trust.
Which One Should You Go With?
Each of the email validation APIs discussed offers unique features and benefits, making any of them a solid choice for maintaining clean and valid email lists. Whether you prioritize real-time verification, high accuracy, or seamless integration, there is an option that will meet your needs.
If you're looking for an alternative that combines robust features with exceptional support, we recommend signing up with Abstract API. With its comprehensive validation capabilities and user-friendly integration, Abstract API stands out as a reliable choice for ensuring your email lists are always up-to-date and accurate.