Datacircle

Signitize Email verification API pricing

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33% complete: 2 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsIn our email verification API benchmark, the best plan from Signitize scores 0.0 out of 100. Signitize ranks 228th of 239 providers.This plan is free. We rank 4,767 plans for email verification APIs by price. Half the plans cost $2.00 or less per 1,000 emails. 728 email verification API plans on our price sheet are free. pingutil's free plan scores highest of the free plans in our benchmark, at 82.3 out of 100.treg's top-up from $10 is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers. StableEnrich's pay-as-you-go plan costs the least for 10,000 emails a month: $0.05.Disify's $9 monthly plan (/email) covers any number of emails, and costs less up front than treg's top-up from $10.Validemail.co, pingutil and looot are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest Signitize plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free one of Signitize's 4 plans
Call: POST /v1/check one of Signitize's 2 calls
API: Email verification API Signitize's only API

About this item

  • A copy at most 1 hour old. Signitize may answer from Signitize's stored data instead of asking the mail server.
  • 2 of the 6 fields on our checklist. Deliverability, Company.
  • Nothing to pay. You get 2,500 credits a month, enough for 2,500 calls. Calls stop once your credits run out. Credits never expire: unused checks do not carry over.
  • One call. You send email to POST /v1/check. The call returns whether the address takes mail.
  • Who can get it: anyone checking the signups of their own products and services. Keep data: no limit. Use data: with conditions.

Signitize: email verification API alternatives

Signitize alternatives: every email verification API provider ranked

The table starts with Signitize's cheapest paid plan. Next come plans from other providers with the price per 1,000 emails closest to Signitize's. Each plan in the table gives live data or data at most an hour old.

Signitize, $290 yearly, Premium (365 days), POST /v1/checkSealch, $1,430 yearly, Yearly up to 500,000 / mo, POST /api/verify/bulkMailVeri, $599 pack, 2,500,000 credits, POST /verify-mail/EmailCheck.org, $6 monthly, Monthly Plan 25K, GET /email/reachabilityBulkMailCheck, $49 monthly, Growth, GET /verify
$ per 1,000 emails$0.242$0.238$0.24$0.24$0.245
Completeness33%17%50%33%67%
Billingyearlyyearlypay firstmonthlymonthly
Pay$290$1,430$599$6$49
Enough for100,000 calls a month500,000 results a month2,500,000 calls25,000 calls a month200,000 calls a month
Freshness1 hourlivelivelivelive
Who can get itanyone checking the signups of their own products and servicesanyoneanyoneanyoneanyone at least 16 years old, for business or professional purposes

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-05.

  1. signitize.io/
  2. signitize.io/docs/api/check-batch
  3. signitize.io/docs/api/check-email
  4. signitize.io/docs/check-an-email
  5. signitize.io/docs/clean-user-list
  6. signitize.io/docs/detection
  7. signitize.io/docs/legal/terms
  8. signitize.io/docs/plans-and-billing
  9. signitize.io/docs/rate-limits
  10. signitize.io/pricing

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Address, not in the answer
  • Deliverability
  • Confidence, not in the answer
  • Name, not in the answer
  • Place, not in the answer
  • Company
Price
$ per 1,000 emails$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Overage
Units caphard
Not found
$ per 1,000 calls that find nothing$0.00
Catch-all
$ per 1,000 emails at catch-all domains$0.00
In their words
Their pitchStop fake, duplicate and throwaway signups with one API call.
Data
Freshness1 hour
What it checksformat, mail servers, disposable domains
Keep datano limit
Use dataDo not: check addresses you have no lawful reason to process, or use the Service to build, clean or verify mailing lists, use the Service for anything other than checking signups to your own products and services, resell, white-label or give others access to the Service or its results, or share a key between several businesses, unless we agree in writing, get around limits (for example with several accounts), attack, overload, reverse engineer or probe the Service
Plan
Pay$0
You get2,500 credits a month
Enough for2,500 calls a month
Expiresnever: unused checks do not carry over
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail
MethodPOST
Path/v1/check
About the plan
PlanFree
Who can get itanyone checking the signups of their own products and services
The 8 fields the plan's answer can hold

canonical email, disposable, deliverable, privacy relay, mail provider, companies that saw the inbox disguised, domain registration date, alias tricks

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