NeverBounce is now part of ZoomInfo, and its credits are widely reported to expire 12 months after purchase. Our credits never expire, there is no subscription, and you only ever pay for Passed and Failed results.
Get 100 Free Credits See pricing No credit card required · credits never expire · cancel nothing, there's no subscription.NeverBounce is a well-known list-validation tool, but post-acquisition price changes, reported 12-month credit expiry, and subscription billing are common complaints. Email Verifier API keeps it simple: pay-as-you-go credits that never expire, a 16-point real-time API, and 100 free credits to test today.
The differences that actually change your bill and your code.
Credits never expire, while NeverBounce credits are widely reported to expire after 12 months.
No subscription, no auto-renew, and no surprise annual charges.
100 free credits on signup so you can A/B the accuracy yourself.
GDPR zero-storage: addresses are SHA-512 hashed and auto-deleted within 30 days.
Compared on the things buyers and developers ask about most.
| Feature | Email Verifier API | NeverBounce |
|---|---|---|
| Pricing model | Pay-as-you-go credits | Pay-as-you-go plus subscription |
| Credits expire? | Never | Reported to expire after 12 months |
| Subscription required? | No | Subscription tiers offered |
| Real-time API | Yes, 16-point engine | Yes |
| Privacy | GDPR, zero-storage, 30-day delete | Not published |
| Best for | Buyers who hate expiry and lock-in | ZoomInfo and sales-data ecosystem users |
The most repeated frustration with NeverBounce is that purchased credits are reported to expire after 12 months, so a list you clean quarterly can quietly burn balance you already paid for. Our credits never expire. Buy 25,000 today and use the last one in three years.
After the ZoomInfo acquisition, reviewers have flagged price increases and subscription billing friction. We do not sell subscriptions at all. You top up credits when you need them and nothing renews behind your back.
If you are wiring verification into a signup flow or CRM, our 16-point REST API ships with copy-paste SDKs for PHP, Python, Node.js, Go, Ruby and C#, returning a clear passed, failed, unknown or transient status you can branch on.
Switching from NeverBounce, answered.
Yes. Email Verifier API offers real-time, 16-point email verification at 98% accuracy on pay-as-you-go credits that never expire, with no subscription and 100 free credits to start, a simpler, developer-first alternative to NeverBounce.
No. Credits never expire. You buy them once and use them whenever you need to, there is no subscription and no monthly reset.
Every new account includes 100 free verification credits with no credit card required, so you can run the same list through both tools and compare results before paying anything.
Yes. The 16-point engine is available as a real-time REST API with copy-paste SDKs for PHP, Python, Node.js, Go, Ruby and C#, returning a clear passed, failed, unknown or transient status.
The engine targets 98% accuracy using a 16-point check, including a live SMTP handshake that confirms mailbox existence without ever sending a message.
Run your own list through our 16-point engine and compare the results yourself. 100 free credits, no credit card, credits never expire.
Start verifying free