2) MailValidation.io Email Validation Services

MailValidation.io Email Validation Services offers a robust email validation API that ensures real-time email verification at signup and bulk email validation for marketers, featuring email blacklist checks and mailbox type identification.
API Features
- Email Blacklist Check: This feature checks if the email addresses are on any blacklists, ensuring that the emails are not flagged as spam.
- Mailbox Type Identification: Identifies the type of mailbox, which can help in segmenting and targeting email campaigns more effectively.
- HubSpot Email Validation: Specifically designed to integrate with HubSpot, ensuring that the email addresses collected through HubSpot are valid and deliverable.
MailValidation.io Email Validation Services Pricing
- Lite: $10 per month for up to 1,999 emails. All features included.
- Starter: $45 per month for up to 9,999 emails. All features included.
- Professional: $80 per month for up to 19,999 emails. All features included.
- Business: $330 per month for up to 100,000 emails. All features included.
- Enterprise: Custom pricing for up to 20 million emails per month. All features included.
3) Postcoder Email address validation

Postcoder Email address validation is a service that verifies email addresses in real-time to ensure they are valid and deliverable. It helps in blocking fake or incorrect email addresses and capturing genuine ones, thereby improving data quality and user experience.
API Features
- Real-time Validation: Postcoder validates email addresses in real-time as they are typed into forms, ensuring immediate feedback on the validity of the email address.
- Typo and Disposable Domain Detection: The API highlights typos and identifies disposable email domains, helping to capture only genuine and deliverable email addresses.
- Developer-Friendly Integration: Postcoder offers a REST API with sample code and comprehensive documentation, making it easy for developers to integrate email validation into their systems quickly.
Postcoder Email address validation Pricing
- Credit Packs: Various packs ranging from 500 to 200,000 credits, lasting for 12 months with no contract and free technical support.
- Monthly Plans: Plans range from 1,000 to 100,000 credits per month, with additional credits charged at a specified rate. Plans can be changed or canceled each month with free technical support.
- Credits last for 12 months: All credit packs must be used within 12 months from the date of purchase.
- No contract: There is no obligation to buy another credit pack after the initial purchase.
- Volume discounts: Larger credit packs and monthly plans come with volume discounts and enhanced service level agreements.
4) Gamalogic

Gamalogic offers free email validation API tools and email finder tools, enabling users to find and verify email addresses in real-time, ensuring accurate email collection and improved deliverability.
API Features
- Protect your email reputation: Ensures accurate email addresses to protect the sender's reputation.
- Catch All email verification: Uses a unique algorithm to verify email addresses for GSuite, Google Mail, Outlook, and Office 365.
- Google Sheet Integration: Allows email verification and lead generation directly within Google Sheets.
Gamalogic Pricing
- Monthly Subscription: 2,500 credits for $12 per month. Credits can be used for both email validation and finding.
- Annual Subscription: 2,500 credits for $10 per month. Credits can be used for both email validation and finding.
- Pay As You Go: 2,500 credits for a one-time payment of $10. Credits can be used for both email validation and finding.
- Custom Quoting: For larger needs, users are encouraged to contact support for a custom quote.
5) EmailListVerify

EmailListVerify offers an API for real-time email input validation, helping maintain a healthy email list by catching invalid emails before they enter the database. The API is designed for easy integration into websites with minimal effort.
API Features
- Copy & Paste Integration: Quickly integrate email verification into your website by copying a few lines of code, taking approximately 3 minutes to set up.
- Developer API: Offers a customizable way to implement email verification, allowing developers to integrate the API to suit their specific needs, with a setup time of around 30 minutes.
- Real-time Email Input Validation: Validates email addresses in real-time as users fill out forms, catching invalid emails before they enter the database.
EmailListVerify Pricing
- Monthly Subscription: 2,500 credits for $12 per month. Credits can be used for both email validation and finding.
- Annual Subscription: 2,500 credits for $10 per month. Credits can be used for both email validation and finding.
- Pay As You Go: 2,500 credits for a one-time payment of $10. Credits can be used for both email validation and finding.
- Custom Quoting: For larger needs, users are encouraged to contact support for a custom quote.
What to Consider When Selecting a Bouncify Alternative?
- Real-time Validation: Ensures that email addresses are verified instantly as they are entered, reducing the chances of invalid emails entering your database.
- Integration Capabilities: Look for APIs that offer easy integration with your existing systems and platforms, such as RESTful APIs and compatibility with tools like HubSpot and Google Sheets.
- Accuracy and Reliability: Choose a service with high accuracy rates and reliable performance metrics to maintain a clean and deliverable email list.
- Privacy Compliance: Ensure the service complies with privacy regulations like GDPR and CCPA to protect user data and maintain trust.
- Pricing and Scalability: Consider flexible pricing options and the ability to scale the service according to your needs, whether through monthly subscriptions, pay-as-you-go plans, or custom quotes for larger volumes.
Which One Should You Go With?
Each of the email validation services discussed offers unique features and pricing plans, making them suitable for different needs and budgets. Whether you prioritize real-time validation, integration capabilities, or privacy compliance, there's a solution that fits your requirements.
If you're looking for a reliable and comprehensive alternative, we recommend signing up with Abstract API. With its robust features, privacy compliance, and excellent support, Abstract API stands out as a top choice for ensuring accurate and deliverable email addresses.