People look for NeverBounce alternatives for three reasons: the price at higher volumes, credits that expire 12 months after purchase, and a product that now leans toward lead scoring and AI workflows rather than plain verification. Below is a side-by-side comparison with emailvalidation.io and a short list of other options. Every competitor figure comes from the vendor’s own pricing page or documentation, checked October 9, 2026.
We make emailvalidation.io. We list NeverBounce’s advantages in their own section; the sources are at the end of the page.
Quick verdict
- Stay with NeverBounce if you use its native integrations (more than 80, including HubSpot, Mailchimp, Zapier and n8n), its JavaScript form widget or the Growth plan’s CRM auto-sync.
- Choose emailvalidation.io for verification every month through an API or in lists at a lower price per address, with no credits that expire unused after a year.
- Choose MillionVerifier or Bouncer for an occasional big list paid with credits that don’t expire.
NeverBounce vs. emailvalidation.io side by side
| NeverBounce | emailvalidation.io | |
|---|---|---|
| 5,000 checks | $40 (credits) | $9.99 / month (Small) |
| 25,000 checks | $125 (credits) | $34.99 / month (Medium) |
| 100,000 checks | $400 (credits) | $94.99 / month (Large) |
| Price model | Credits: $0.008 each up to 5,000, $0.005 from 10,000, $0.004 from 100,000; Growth plan $49 / month for up to 10,000, $159 for up to 100,000 | Monthly plans; yearly billing gives two months free |
| Credit expiry | 12 months after purchase | Monthly allowance |
| Free tier | Free test credits and first list analysis | 100 checks a month, 10 requests a minute |
| Real-time API | Yes (API v4.2, single/check) | Yes (GET /v1/info) |
| Bulk | Jobs API, up to 10 lists at once (unlimited on Growth) | Bulk API, up to 100,000 addresses per job, CSV/TXT upload, signed webhook |
| Catch-all | catchall result on every check | catch_all field when you send catch_all=1 (Small plan and up) |
| Results | valid, invalid, disposable, catchall, unknown, plus flags | 4 states, 11 reasons, score 0–1, role, disposable and free flags, typo suggestion |
| Integrations | 80+ (Zapier, n8n, HubSpot, Mailchimp and more) | Zapier, MCP server for AI agents |
| Client libraries | PHP, Ruby, Node.js, Python, Go, .NET, Java; JavaScript widget | JavaScript, Python, PHP SDKs, plus Ruby, Go, C#, R, Rust, Perl clients |
Where NeverBounce is stronger
- Integrations. NeverBounce lists more than 80, and on the Growth plan it syncs with your CRM so new contacts are verified without uploads. emailvalidation.io connects through the Zapier integration, the API and the MCP server.
- Form widget. NeverBounce has a documented JavaScript widget that checks addresses in your sign-up forms. With us, you call the API from your own form handler.
- Extras on every result. Typos are fixed automatically and the company name is looked up from each address. We suggest a correction in
did_you_meanbut don’t change the address, and we don’t return company names. - No subscription needed. You can buy 1,000 credits for $8 and stop there. Our plans are monthly; for a one-off job you subscribe for a month and cancel.
- Wrappers for seven languages and a jobs API with clear steps (create, parse, start, status, results), plus job callbacks.
- Discounts. The pricing page mentions nonprofit and startup pricing (without figures).
Where emailvalidation.io is the better fit
Price. At 25,000 checks NeverBounce credits cost $125 (half a cent each); our Medium plan is $34.99 a month (0.14 cents). At 100,000, it’s $400 against $94.99. NeverBounce’s Growth plan narrows the gap ($159 a month for up to 100,000) but stays above our Large plan. Details on the email validation API pricing page.
A year of steady volume. Say you verify 10,000 addresses a month. On NeverBounce that is the Growth plan at $49 a month ($588 a year), or 120,000 pay-as-you-go credits at $0.004 each ($480), bought upfront and used within 12 months. On emailvalidation.io it is the Medium plan (25,000 a month) at $34.99 a month, or $349.90 a year with yearly billing (two months free), with room to grow.
Nothing expires after a year. NeverBounce credits bought for a campaign that slips are gone after 12 months. Our plans are monthly; you change or cancel them at any time.
More detail per result. Each email validation API response has 15 fields. state gives the verdict, reason says why (for example invalid_mailbox, invalid_mx, low_quality, timeout), and score (0–1) lets you set your own threshold instead of trusting a single label.
Bulk jobs built for automation. Send up to 100,000 addresses in one POST /v1/bulk, get one signed webhook when the job finishes, and download JSON or a CSV with your original columns plus 15 result columns. Duplicates and invalid rows are free, timeouts are refunded at completion, and a failed job is refunded in full. Large lists can take a day or longer because checks are paced per receiving mail server.
Try it without a sales call. The bulk email verifier takes up to 50 addresses in the browser and, without an account, checks a few addresses an hour for free; the free plan has 100 checks a month.
What you give up compared with NeverBounce: its 80+ listed integrations and CRM auto-sync, the form widget, automatic typo correction, company names, and credits you can buy without a subscription.
Moving from NeverBounce
| NeverBounce result | emailvalidation.io |
|---|---|
valid | state: deliverable |
invalid | state: undeliverable |
disposable | disposable: true |
catchall | catch_all: true, with catch_all=1 on the request |
unknown | state: unknown |
Catch-all handling is the one place to plan ahead: NeverBounce returns catchall as a result, while we return a verdict plus a separate catch_all flag when you ask for it. Our catch-all email guide covers what to do with those addresses.
Other NeverBounce alternatives
Prices for 100,000 checks from each vendor’s own page:
- ZeroBounce ($649): adds inbox placement tests, warmup and activity data; 100 free checks a month. See our ZeroBounce alternative comparison.
- MillionVerifier ($149): unknown and catch-all results are free; credits never expire; 40+ integrations.
- Bouncer ($400): hosted in the EU; credits never expire; unknown results and duplicates are free.
- Emailable ($420): credits never expire; batch API up to 50,000 per batch.
- Kickbox ($500): unknown results refunded; verification in the US and the EU.
The full comparison of ten tools, with prices for 5,000, 10,000 and 100,000 checks, is in the best email verification tools.
Sources
Checked October 9, 2026: NeverBounce pricing (pay-as-you-go volume list, Growth plan, FAQ); NeverBounce API reference (result codes, jobs endpoints, wrappers, widget); ZeroBounce pricing; MillionVerifier pricing; Bouncer pricing; Emailable pricing; Kickbox pricing; Verifalia pricing; emailvalidation.io pricing.