Datacircle

Proofwire pricing: email finder API

Proofwire's siteThis page as plain textEmail finder API: the best of 90+ providers comparedProofwire: email finder API alternatives

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0% complete: none of the 10 fields on our checklistSee the 10 fields
found live
$0.00per 1,000 emailsWe haven't run Proofwire through our email finder API benchmark yet.This plan is free. We rank 1,683 plans for email finder APIs by price. Half the plans cost $20.00 per 1,000 emails or less. See how many email finder API plans are free.ClearBounce's $3.20 monthly plan is the cheapest paid plan per 1,000 emails. ClearBounce's $3.20 monthly plan charges nothing per call. You get as many emails as ClearBounce's rate limit allows.ClearBounce's $4 pack covers any number of emails. ClearBounce's $4 pack costs more up front than ClearBounce's $3.20 monthly plan.GetProspect, DiscoLike and Icypeas are the best email finder API providers in the Datacircle benchmark.
Type a number to see the cheapest Proofwire plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free Proofwire's only plan
Call: Docs behind sign-up Proofwire's only call for this API
API: Email finder API one of Proofwire's 5 APIs

About this item

  • Live. Proofwire finds the email when you call the API.
  • Returns none of the 10 fields on our checklist: Verification, Confidence, Catch-all domain, Where found and 6 more.
  • Nothing to pay. You get 100 credits once, enough for about 6 calls. Calls stop once your credits run out. Credits never expire.
  • One call. Proofwire shows the call's docs once you sign up.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

Proofwire: email finder API alternatives

Proofwire alternatives: other email finder API providers by price

We list other providers' plans closest to this plan in price per 1,000 emails. Each plan in the table gives live data.

This planProofwire, freeEnrich.so, free, POST /email-finderSealch, freeClearout, freeAnymail Finder, free
$ per 1,000 emails$0.00$0.00$0.00$0.00$0.00
Completeness0%40%20%30%40%
Billingfreefreefreefreefree
Pay$0$0$0$0$0
Enough forabout 6 calls, once10 calls, once20 calls, once25 calls, once100 calls, once
Freshnesslivelivelivelivelive
Who can get itanyoneanyone 18 or over, on a new account, for an organization, someone with authority to bind itanyoneanyonebusinesses only, once per person, on picking a monthly plan with a card checked but not charged, subject to fraud checks

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

  1. proofwire.app
  2. proofwire.app/changelog
  3. proofwire.app/docs
  4. proofwire.app/integrations
  5. proofwire.app/legal/acceptable-use
  6. proofwire.app/legal/privacy
  7. proofwire.app/legal/terms
  8. proofwire.app/signup

Product details

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

  • Verification, not in the answer
  • Confidence, not in the answer
  • Catch-all domain, not in the answer
  • Where found, not in the answer
  • Personal email, not in the answer
  • Name, not in the answer
  • Job title, not in the answer
  • Company, not in the answer
  • LinkedIn URL, not in the answer
  • Location, not in the answer
Price
$ per 1,000 emails$0.00
Percall
Billingfree
Strengths
Strengthsfound live
Aggregators
Aggregatorsnone
Overage
Units caphard
Not found
$ per 1,000$0.00
Catch-all
$ per 1,000$0.00
In their words
Their pitchName and domain to an address that was checked, not guessed
Data
Freshnesslive
What it checksmail servers, mailbox
Keep datano limit
Use dataChecking whether contact details you already hold are real and reachable: cleaning a list before you send to it, screening a signup form, deciding whether a number is worth dialling, scoring an address at checkout. [...] What it is not for: Discovering contact details you do not have. [...] Validating a list you have no right to hold. [...] Sending to people who have not agreed to hear from you. [...] Calling numbers on a Do Not Call registry. [...] Surveillance or profiling of a specific individual. [...] Reselling the raw results as a data product. [...] Have a lawful basis for the data you send us, use the service within the acceptable use policy, and keep your API keys secret.
Plan
Pay$0
You get100 credits
Enough forabout 6 calls, once
Expiresnever
The call
You sendDocs behind sign-up
About the plan
PlanFree
Who can get itanyone
The only field the plan's answer can hold

email

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