# Sealch, free: Email finder API

> Have a name and a company but no address? Sealch works out the real email pattern and confirms it against the mail server on the spot. You only spend credits when we land a live mailbox — a catch-all best guess costs less, and a miss is free.

Sealch's email finder API on its Free plan. It costs $0.00 per 1,000 emails. It returns 2 of the 10 key fields we check: Verification, Company.
The cheapest of the 681 plans we rank by price is [DataForB2B, $499 monthly](https://datacircle.dev/find-email-apis/dataforb2b/499-monthly/llms.txt), at $0.10 per 1,000.

- This page: https://datacircle.dev/find-email-apis/sealch/free
- [Best email finder API in 2026](https://datacircle.dev/best-email-finder-api.txt)
- Get it: https://sealch.com/pricing
- Its API docs: https://sealch.com/files/sealch-api-kit-v2.zip
- Sold by: Sealch (https://sealch.com)
- Checked: 2026-10-25

## In the answer

- Completeness: 20%
- Verification: ✓
- Company: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Strengths

- Strengths: found live

## Aggregators

- Aggregators: none

## Charges

- Per: call

## Not found

- $ per 1,000: $0.00

## Catch-all

- $ per 1,000: $0.00

## In their words

- Their pitch: Have a name and a company but no address? Sealch works out the real email pattern and confirms it against the mail server on the spot. You only spend credits when we land a live mailbox — a catch-all best guess costs less, and a miss is free.

## Data

- Freshness: live
- Keep data: no limit
- Use data: use the Service only for lawful purposes. You must not: Use the Service to verify email addresses for spam, phishing, harassment, or any illegal communication, Attempt to circumvent plan limits through automated account creation or credential sharing across organizations, Resell, redistribute, or sublicense access to the Service or API without written permission, Reverse-engineer, decompile, or attempt to extract the source code of the Service, Use the Service to build a competing email verification product, Submit email addresses you do not have a legitimate business reason to verify

## Plan

- Pay: $0
- You get: 200 credits
- Enough for: 20 calls, once
- Expires: never

## Rate limit

- Batch: 1

## Speed

- Answer: in the call
- Median: 1.31 s

## The call

- You send: firstName, lastName, domain, Content-Type header "application/json"
- Method: POST
- Path: /api/find

## About the plan

- Plan: Free
- Who can get it: anyone

## The 10 fields the plan's answer can hold

status, email, verified, mail provider, domain, credits charged, note, credits used, credits limit, credits lifetime

## Sealch's plans (22)

- [Sealch, free](https://datacircle.dev/find-email-apis/sealch/free/llms.txt): $0.00 per 1,000, 20% complete, live
- [Sealch, $15 pack](https://datacircle.dev/find-email-apis/sealch/15-pack/llms.txt): $15.00 per 1,000, 20% complete, live
- [Sealch, $27 pack](https://datacircle.dev/find-email-apis/sealch/27-pack/llms.txt): $10.80 per 1,000, 20% complete, live
- [Sealch, $37 pack](https://datacircle.dev/find-email-apis/sealch/37-pack/llms.txt): $7.40 per 1,000, 20% complete, live
- [Sealch, $49 pack](https://datacircle.dev/find-email-apis/sealch/49-pack/llms.txt): $4.90 per 1,000, 20% complete, live
- [Sealch, $109 pack](https://datacircle.dev/find-email-apis/sealch/109-pack/llms.txt): $4.36 per 1,000, 20% complete, live
- [Sealch, $199 pack](https://datacircle.dev/find-email-apis/sealch/199-pack/llms.txt): $3.98 per 1,000, 20% complete, live
- [Sealch, $349 pack](https://datacircle.dev/find-email-apis/sealch/349-pack/llms.txt): $3.49 per 1,000, 20% complete, live
- [Sealch, $649 pack](https://datacircle.dev/find-email-apis/sealch/649-pack/llms.txt): $3.245 per 1,000, 20% complete, live
- [Sealch, $9 monthly](https://datacircle.dev/find-email-apis/sealch/9-monthly/llms.txt): $9.00 per 1,000, 20% complete, live
- [Sealch, $25 monthly](https://datacircle.dev/find-email-apis/sealch/25-monthly/llms.txt): $5.00 per 1,000, 20% complete, live
- [Sealch, $33 monthly](https://datacircle.dev/find-email-apis/sealch/33-monthly/llms.txt): $3.30 per 1,000, 20% complete, live
- [Sealch, $79 monthly](https://datacircle.dev/find-email-apis/sealch/79-monthly/llms.txt): $3.16 per 1,000, 20% complete, live
- [Sealch, $149 monthly](https://datacircle.dev/find-email-apis/sealch/149-monthly/llms.txt): $2.98 per 1,000, 20% complete, live
- [Sealch, $269 monthly](https://datacircle.dev/find-email-apis/sealch/269-monthly/llms.txt): $2.69 per 1,000, 20% complete, live
- [Sealch, $86 yearly](https://datacircle.dev/find-email-apis/sealch/86-yearly/llms.txt): $7.167 per 1,000, 20% complete, live
- [Sealch, $240 yearly](https://datacircle.dev/find-email-apis/sealch/240-yearly/llms.txt): $4.00 per 1,000, 20% complete, live
- [Sealch, $317 yearly](https://datacircle.dev/find-email-apis/sealch/317-yearly/llms.txt): $2.642 per 1,000, 20% complete, live
- [Sealch, $758 yearly](https://datacircle.dev/find-email-apis/sealch/758-yearly/llms.txt): $2.527 per 1,000, 20% complete, live
- [Sealch, $1,430 yearly](https://datacircle.dev/find-email-apis/sealch/1430-yearly/llms.txt): $2.383 per 1,000, 20% complete, live
- [Sealch, $2,582 yearly](https://datacircle.dev/find-email-apis/sealch/2582-yearly/llms.txt): $2.152 per 1,000, 20% complete, live
- [Sealch, contact us](https://datacircle.dev/find-email-apis/sealch/contact-us/llms.txt): 20% complete, live

## Sealch's calls (1)

- `POST /api/find`: [Sealch, free](https://datacircle.dev/find-email-apis/sealch/free/llms.txt)

## Sealch's APIs (2)

- [Sealch: email finder API pricing, 22 plans](https://datacircle.dev/find-email-apis/sealch/free/llms.txt)
- [Sealch: email verification API pricing, 22 plans, POST /api/verify](https://datacircle.dev/validate-email-apis/sealch/free-free-post-api-verify/llms.txt)
- [Sealch: email verification API pricing, 22 plans, POST /api/verify/bulk](https://datacircle.dev/validate-email-apis/sealch/free/llms.txt)

## Sealch: email finder API alternatives

- [EnvoAPI, $1,499 pack, Mega top-up, GET /v1/profiles/contact/by-username](https://datacircle.dev/find-email-apis/envoapi/1499-pack-mega-top-up-get-v1-profiles-contact-by-username/llms.txt): $1.999 per 1,000, 0% complete, live
- [The Mine Works on Apify, $19 monthly](https://datacircle.dev/find-email-apis/the-mine-works-on-apify/19-monthly/llms.txt): $2.00 per 1,000, 60% complete, live
- [EmailListVerify, top-up from $2,189](https://datacircle.dev/find-email-apis/emaillistverify/top-up-from-2189/llms.txt): $2.189 per 1,000, 20% complete, live
- [AI Ark, $11,990 yearly, Usage-Based Plan, 5.4M Credits / Year, POST /v1/people/export/single](https://datacircle.dev/find-email-apis/ai-ark/11990-yearly/llms.txt): $2.22 per 1,000, 60% complete, live (provider record ID, username, first name, last name, name, headline, current title, profile picture, cover image, birth date, about, LinkedIn URL, Twitter URL, GitHub URL, Facebook URL, location, short location, country, region, city, location coordinates, locale country, locale language, supported locales, languages, industry, schools, school ID, school name, school logo, school URL, school degree, school field of study, school grade, school start date, school end date, certifications, certification name, certification issuer, certification issuer ID, certification issuer URL, certification logo, certification URL, certification license, certification display source, certification issue date, certification expiration date, organizations, organization name, organization position, organization start date, organization end date, volunteering, volunteering title, volunteering company, volunteering cause, volunteering description, volunteering start date, volunteering end date, jobs, job company, job company ID, job company logo, job company URL, job company employee range, job company start date, job company end date, job title, job description, job employment type, job location, job start date, job end date, skills, creator, hiring, open to work, premium, verified, influencer, current department, current sub-department, current job function, current seniority, followers, connections, updated at, company ID, company name, company legal name, company description, company overview, company SEO description, company founded, company type, company industry, company employee count, company employee range, company logo, company website, company domain, company domain LTD, company LinkedIn URL, company Facebook URL, company Twitter URL, company Crunchbase URL, company revenue range, company revenue min, company revenue max, company funding type, company total funding, company last funding amount, company investor count, company funding count, company latest funding date, company funding rounds, company funding round date, company funding round amount, company funding round type, company funding round investors, company stock ticker, company stock URL, company IPO amount raised, company IPO valuation, company IPO share price, company IPO date, company exit count, company exits, company exit ID, company exit name, company exit image, company exit description, company acquisition count, company acquisitions, company acquisition ID, company acquisition name, company acquisition image, company acquisition role, company acquisition date, company investment count, company lead investment count, company investments, company investment ID, company investment name, company investment image, company investment is lead, company investment round ID, company investment round name, company investment round type, company investment round amount, company diversity investment count, company diversity investments, company diversity investment ID, company diversity investment name, company diversity investment image, company diversity investment round ID, company diversity investment round name, company diversity investment round type, company diversity investment round amount, company diversity investment spotlights, company diversity investment date, company IT spend, company HQ continent, company HQ country, company HQ state, company HQ city, company HQ street, company HQ postal code, company HQ address, company HQ coordinates, company locations, company location continent, company location country, company location city, company location street, company location postal code, company location address, company location coordinates, company technologies, company technology name, company technology category, company industries, company keywords, company hashtags, company languages, company sub-organizations, company SIC code, company NAICS code, company updated at: 30 days)

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-25.

- https://sealch.com/api
- https://sealch.com/blog/verify-emails-clay-make-n8n
- https://sealch.com/files/sealch-api-kit-v2.zip
- https://sealch.com/pricing
- https://sealch.com/privacy
- https://sealch.com/refunds
- https://sealch.com/terms