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Zerobounce

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Accurate, fast and secure email validation service
You put a lot of effort into your emails. We help you land them in the inbox and connect with your customers. Drive up your open rates and ROI with our 98% accurate email validation, A.I.-driven email scoring, and powerful deliverability tools.
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2 deals available
Free Deal
Premium Deal #1

20% off on annual plan

All our deals are negotiated by our team to give you the best discount and are updated regularly.
This deal requires you to create a new account to benefit from the discount. It is reserved for new customers

Additional 15% off on any plan

All our deals are negotiated by our team to give you the best discount and are updated regularly.
This deal is available to new customers or customers on a free plan of the tool.
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📅 April 2026 -

 Our promo code verified with the software 

Zerobounce

Benefit from an additional 15% off on any plan on Zerobounce.

Save an additional 15% off on any plan on Zerobounce through our exclusive partnership.

Freelance Stack is the first deals platform to access best discounts, coupon codes and credits on 850+ software, SaaS and online services for entrepreneurs and startups. We offer exclusive and validated discounts that we negotiate directly with partners to help you to grow and save money. Our coupon codes enable thousands of entrepreneurs, startups, freelancers and consultants to save thousands of euros on the best softwares.

Don’t wait any longer and save an additional 15% off on any plan on Zerobounce.

📄 Information about 

Zerobounce

ZeroBounce is a platform specializing in email validation and verification, enabling businesses to maintain clean contact lists and enhance the deliverability of their campaigns. It detects invalid emails, disposable addresses, and identifies potentially risky addresses while removing duplicates and inactive accounts.

ZeroBounce also offers tools to enrich information associated with email addresses, such as geolocation data and demographic details. By choosing ZeroBounce, businesses can reduce bounce rates, improve open rates, and maximize the effectiveness of their email marketing campaigns.

Make sure your emails reach the inbox:

  • Validate:

Run it thanks to bulk email verifier. That way you can get rid of poor-quality contacts, reduce bounces, and boost metrics.

Bounces, spam complaints, and low open rates - they're all signs you need to clean your email list. Run it thanks to bulk email verifier. That way you can get rid of poor-quality contacts, reduce bounces, and boost metrics.

Once your list is clean, you don't want bad data to spoil it again. Connect our email validation API to your signup and registration forms. The API checks every new email address in real time so you only gather genuine, valid contacts.

  • Score:

Is that email address active? Use our A.I. email scoring system to find out
Email validation helps you figure out the valid contacts on your list. Email scoring gives you even more: it reveals the true value of an email address.

ZeroBounce Score offers a quality score for each contact in your list. The higher the score, the more likely that person will engage with your emails. Now you can further validate catch-all emails and keep, nurture, and convert the high-activity accounts.

  • Test:

Is your email in perfect shape? Test it before you send. Run an email deliverability test to find out. Our mail server tester detects misconfigurations so you can fix them ahead of time.

The inbox placement tester lets you test your email with 20 addresses before it goes out to your list. That way you can see where it lands with popular providers: inbox, spam or not delivered. Keep testing and adjusting until you reach the inbox! Now you're good to go.

  • Monitor:

Am I on any blacklists? Get alerts about your domain and IP. Our blacklist monitoring service allows you to check your status with more than 200 blacklists.

And if your domain or IP get flagged, you'll know which blacklisting company to contact about being delisted. We send you alerts whenever your IP or domain show up on a list. All account owners, including Freemium, get access to the blacklist monitoring service.

📋 Zerobounce features:

In this section, you will find our opinion the main features of Zerobounce. All of these features are subject to regular updates. We recommend that you check that they are available before purchasing any software.

ZeroBounce is an email verification and deliverability platform designed to help businesses maintain clean email lists and maximize the performance of their marketing campaigns. Built specifically for marketers, e-commerce businesses, and organizations that rely heavily on email communication, this tool addresses one of the most critical challenges in digital marketing: ensuring that your emails actually reach their intended recipients.

The platform operates on a multi-layered verification system that goes beyond simple syntax checking to provide deep insights into email list quality. What sets ZeroBounce apart from basic email validators is its Focus on deliverability intelligence and its ability to provide actionable data that helps users understand not only whether an email address is valid, but also how likely the recipient is to engage with their content. This comprehensive approach makes it particularly valuable for businesses looking to improve their sender reputation and reduce bounce rates.

ZeroBounce combines real-time email verification with advanced list management tools, making it ideal for both small businesses sending hundreds of emails and enterprise clients managing millions of contacts. The platform’s strength lies in its ability to integrate seamlessly with existing marketing workflows while providing the detailed analytics needed to make informed decisions about email list management and campaign optimization.

  • Email Validation and Verification: The core functionality performs comprehensive checks on email addresses to determine their validity, deliverability status, and potential engagement quality. The system identifies invalid, risky, catch-all, and disposable email addresses while providing confidence scores that help you make informed decisions about which contacts to keep or remove from your campaigns.
  • Real-time API Integration: ZeroBounce offers robust API capabilities that allow you to verify emails instantly at the point of collection, whether through website forms, registration processes, or during data imports. This real-time verification prevents invalid emails from entering your database in the first place, maintaining list quality from the ground up.
  • Bulk Email List Cleaning: The platform efficiently processes large email lists, providing detailed reports on list health with categorized results showing valid, invalid, catch-all, unknown, spam trap, and abuse emails. Each verification includes additional data points such as gender detection, location information, and activity levels to help you better segment and target your audiences.
  • Email Finder and Enrichment: Beyond verification, ZeroBounce includes tools to find email addresses associated with domains and enrich existing contact data with additional information such as names, locations, and social media profiles. This functionality helps expand your reach while maintaining data quality standards.
  • Deliverability Testing and Monitoring: The platform offers inbox placement testing that shows how your emails perform across different email providers, helping you identify potential deliverability issues before launching campaigns. This feature includes spam testing and content analysis to optimize your messages for maximum inbox delivery.
  • Email List Segmentation and Scoring: ZeroBounce assigns activity scores and engagement predictions to email addresses, allowing you to segment your lists based on the likelihood of engagement. This intelligence helps you tailor your sending strategies and Focus on contacts most likely to convert.
  • Duplicate Detection and Management: The system automatically identifies and helps manage duplicate entries across your email lists, ensuring clean data while providing options for handling duplicates based on your specific needs and preferences.
  • Comprehensive Reporting and Analytics: Detailed reporting provides insights into list composition, verification results, and trends over time, helping you track improvements in list quality and understand the impact of your email hygiene efforts on campaign performance.

The platform's integration capabilities span popular email marketing platforms, CRM systems, and marketing automation tools, making it easy to incorporate email verification into existing workflows. This seamless integration ensures that maintaining email list quality becomes an automated part of your marketing operations rather than a manual, time-consuming task.

📊 Zerobounce Pros and Cons:

This section provides a summary of the advantages and limitations of using Zerobounce on a daily basis. We are not paid or influenced by brands, and this content is solely our own. These features, their advantages and disadvantages are likely to change regularly, both positively and negatively. If you have complex needs, we invite you to contact the software publisher directly for more information about your requirements. 

👍 Pros with Zerobounce:

  • Real-time email verification with exceptional accuracy: ZeroBounce delivers industry-leading verification accuracy rates of up to 99%, ensuring your email campaigns reach actual inboxes rather than bouncing back. The platform checks for syntax errors, domain validity, and mailbox existence in real time, significantly reducing your bounce rate and protecting your sender reputation. This precision helps maintain healthy email deliverability scores across all major email service providers, which is crucial for successful email marketing campaigns.
  • Comprehensive data enrichment capabilities: Beyond basic email verification, ZeroBounce enriches your contact database with valuable demographic and firmographic information, including gender, location, social media profiles, and company details. This enhanced data allows you to create more targeted and personalized email campaigns, improving engagement rates and conversion potential. The platform automatically adds missing information to existing contacts, transforming basic email lists into rich customer profiles.
  • Advanced spam trap and abuse detection: ZeroBounce’s sophisticated algorithms identify and flag potentially harmful email addresses, including spam traps, role-based emails, and addresses associated with abuse complaints. This proactive protection prevents your campaigns from reaching addresses that could damage your sender reputation or trigger spam filters. The platform maintains an extensive database of known problematic addresses, which is continuously updated to reflect the latest threats in the email ecosystem.
  • Seamless integration with major marketing platforms: The service integrates effortlessly with over 50 popular email marketing tools and CRM systems, including MailChimp, Constant Contact, HubSpot, and Salesforce. This native connectivity allows you to verify emails directly within your existing workflow without the need for manual exports and imports. The API is robust and well-documented, enabling custom integrations for businesses with specific technical requirements or unique email management processes.
  • Detailed analytics and actionable insights: ZeroBounce provides comprehensive reporting that goes beyond simple valid/invalid classifications, offering insights into email engagement patterns, geographic distribution, and potential deliverability issues. The platform tracks verification history, identifies trends in your email quality over time, and provides recommendations for improving list hygiene practices. These analytics help you better understand your audience and make data-driven decisions about your email marketing strategy.
  • Flexible pricing structure with a credit-based system: Unlike subscription-only models, ZeroBounce offers both pay-per-use credits and monthly plans, allowing businesses to scale their verification needs based on actual usage patterns. Credits never expire, making it cost-effective for companies with irregular verification requirements or seasonal email campaigns. The tiered pricing structure accommodates everything from small startups verifying hundreds of emails to enterprise organizations processing millions of addresses monthly.

👎 Cons with Zerobounce:

  • Real-time verification has performance limitations at scale: ZeroBounce's real-time API works well for form-level validation, catching bad emails as they're submitted. Where it gets tricky is with bulk processing at very high volumes. Processing 100,000 contacts can take 45 to 60 minutes, and the batch API is capped at 200 emails per call before you’re forced to use the slower file-based pipeline. For time-sensitive campaigns where you need a freshly cleaned list quickly, this throughput limit can be a real constraint.
  • Credit-based pricing can become costly for high-volume users: ZeroBounce operates on a credit system where each email verification uses credits, and costs can rise rapidly for businesses processing hundreds of thousands of emails each month. Unlike some competitors that offer unlimited plans, you’ll need to carefully monitor your usage and may face budget overruns during peak verification periods. The pricing structure may not be ideal for agencies or large enterprises with unpredictable email volumes.
  • API rate limits on batch endpoints: ZeroBounce's single email validation API has no rate limit and handles asynchronous calls without issue, which works well for form integrations and CRM lookups. The limit applies to batch endpoints, where the bulk validation API is capped at 30 requests per minute before triggering a temporary 10-minute block. For teams running automated pipelines that need to process large datasets quickly, this can cause unexpected slowdowns and requires some engineering work to implement a queuing solution.
  • Limited customization of verification parameters: ZeroBounce does not allow for extensive customization of verification criteria, which means you are limited to their predefined standards for what constitutes a valid, risky, or invalid email. Some businesses with specific industry requirements or unique email formats may find the verification process too rigid, potentially flagging legitimate emails as problematic or failing to account for certain validation nuances specific to their sector.
  • Occasional false positives with role-based email detection: The platform sometimes incorrectly flags legitimate business emails as role-based addresses (such as info@ or support@), which can lead to valid contacts being removed from your lists. This overly cautious approach, while generally protective, can result in missed opportunities with genuine prospects who use generic business email formats, particularly in smaller companies where role-based addresses are often monitored by decision-makers.

💰 Zerobounce pricing:

All prices listed are taken from the Zerobounce software website. However, these prices are subject to change regularly. We recommend that you check them directly on each software's website to be sure. 

ZeroBounce offers a pricing structure based on the number of email credits to be validated, with flexible options for all types of users. Tiered pricing provides better rates for high volumes.

Each plan includes full access to the API, native integrations, and advanced real-time validation features.

 

Plan Pricing Includes
Pay As You Go $0.001 per email 100 free credits, API access, real-time validation
2,000 credits $16/month Email validation, deliverability scoring, integrations
5,000 credits $40/month Bulk validation, activity data, email finder
10,000 credits $80/month Advanced reporting, comprehensive detection, priority support
25,000 credits $200/month Spam trap detection, inbox placement testing, dedicated IP
Enterprise Custom pricing Unlimited validations, custom integrations, account manager

💬 Frequently asked questions about Zerobounce's promo:

In this section, you will find all the main questions you may have about accessing this discount. We wanted to provide you with as much information as possible to help you save as much as possible on your software subscriptions. 

1️⃣ How to access to the deal with Zerobounce?

This promo code allows you to save money and enjoy premium features on Zerobounce paid plans and subscriptions. Check the eligibility criteria on this page to see if you can benefit from this discount. Don't miss out on the opportunity to pay less for your subscription to one of the best tools on the market.

2️⃣ Why Freelance Stack can help you to access to Zerobounce discount?

As a partner of Zerobounce, you can easily save on your subscription to this software. Without us or another affiliate partner, you will have difficulties to activate the discount. We are the largest discount promo code platform for software and SaaS in the world.

3️⃣ How to use Zerobounce deal?

To use the discount with Zerobounce, you need to click on the various buttons that may be available on the right side of the deal page and follow the instructions to unlock this promotion.

4️⃣ What are Zerobounce's promo requirements?

We specify all the terms and conditions on each deal page. You must click on the various buttons on the deal page to view all the terms and conditions. This deal is available to new customers or customers on a free plan with Zerobounce.

🔄 Alternatives to Zerobounce software:

Find the right software with our suggestions for alternative solutions.

When growing a business, comparing the right tools is essential. With thousands of options available, these solutions are strong alternatives to Zerobounce 
Indeed, Zerobounce is a solution that can adapt according to your needs:

1️⃣ If you are a freelancer or consultant:

For independent professionals who prioritize simplicity and budget control, Hunter.io is an excellent option. This platform combines email discovery and basic verification within an intuitive interface, making it perfect for validating prospect lists without technical complexity. Pricing starts at just a few dozen dollars per month, which is ideal for freelancers working with moderate volumes. NeverBounce is also a smart choice, thanks to its pay-as-you-go system that eliminates the need for fixed monthly subscriptions. You only pay for verified emails, optimizing costs when your campaigns are irregular. The simple API integrates easily into your existing workflows, and validation accuracy remains excellent for maintaining your sender reputation without significant technical investment.

2️⃣ If you are a startup:

Clearout stands out as a modern alternative particularly suited for growing startups. This solution offers advanced features such as real-time verification and native integration with major CRMs, while providing scalable pricing that adapts to your growth. The modern interface and well-documented APIs facilitate integration into your existing tech stack. Kickbox also deserves your attention with its cutting-edge technology that combines multiple validation methods for maximum accuracy. This platform excels at detecting spam traps and temporary emails, which is crucial for protecting your domain from the very start. Detailed reporting and deliverability analysis help you optimize your marketing campaigns from the early stages of growth, with responsive technical support to assist your scaling.

3️⃣ If you are a small or medium-sized business (SMB):

Established companies can turn to Mailgun Optimize, an enterprise-grade solution that combines email validation and deliverability optimization within a comprehensive platform. This alternative offers high-volume pricing at tiered rates, making it ideal for large-scale, regular campaigns. Advanced features include domain reputation analysis and personalized optimization recommendations. EmailListVerify is also a solid choice, thanks to its money-back guarantees and ability to process large volumes quickly. This platform offers native integrations with leading professional email marketing solutions and provides dedicated support for business accounts. Bulk validation and detailed reports allow for a detailed analysis of your customer database quality, while white-labeling options are perfect for agencies looking to offer this service to their clients.

Otherwise, these other software programs may also be a good alternative to Zerobounce

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