# Sealch, free: Email validation API

> Sealch is an email verification service that runs the same live SMTP check as the premium tools — catch-all detection, 99.2% accuracy, and you're never charged for unknowns.

Sealch's email validation API on its Free plan, $0.00 per 1,000 emails. 1 of the 6 key fields: Its check.

- This page: https://datacircle.dev/validate-email-apis/sealch/free
- Get it: https://sealch.com/pricing
- Its API docs: https://sealch.com/api
- Sold by: Sealch (https://sealch.com)
- Checked: 2026-10-21

## In the answer

- Completeness: 17%
- Its check: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Per: result
- Also pays for: from the same budget: Email finder

## Not found

- $ per 1,000: $0.00

## Catch-all

- $ per 1,000: $0.00

## In their words

- Their pitch: Sealch is an email verification service that runs the same live SMTP check as the premium tools — catch-all detection, 99.2% accuracy, and you're never charged for unknowns.

## 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: 200 results, once
- Expires: never

## Rate limit

- Batch: 50

## Speed

- Answer: in the call

## The call

- You send: emails
- Method: POST
- Path: /api/verify/bulk

## About the plan

- Plan: Free
- Who can get it: anyone

## The 7 fields the plan's answer can hold

reachability, catch-all, mail provider, role account, disposable, credits used, credits limit

## Sealch's plans (22)

- [Sealch, free](https://datacircle.dev/validate-email-apis/sealch/free/llms.txt): $0.00 per 1,000, 17% complete, live
- [Sealch, $15 pack](https://datacircle.dev/validate-email-apis/sealch/15-pack/llms.txt): $1.50 per 1,000, 17% complete, live
- [Sealch, $27 pack](https://datacircle.dev/validate-email-apis/sealch/27-pack/llms.txt): $1.08 per 1,000, 17% complete, live
- [Sealch, $37 pack](https://datacircle.dev/validate-email-apis/sealch/37-pack/llms.txt): $0.74 per 1,000, 17% complete, live
- [Sealch, $49 pack](https://datacircle.dev/validate-email-apis/sealch/49-pack/llms.txt): $0.49 per 1,000, 17% complete, live
- [Sealch, $109 pack](https://datacircle.dev/validate-email-apis/sealch/109-pack/llms.txt): $0.436 per 1,000, 17% complete, live
- [Sealch, $199 pack](https://datacircle.dev/validate-email-apis/sealch/199-pack/llms.txt): $0.398 per 1,000, 17% complete, live
- [Sealch, $349 pack](https://datacircle.dev/validate-email-apis/sealch/349-pack/llms.txt): $0.349 per 1,000, 17% complete, live
- [Sealch, $649 pack](https://datacircle.dev/validate-email-apis/sealch/649-pack/llms.txt): $0.325 per 1,000, 17% complete, live
- [Sealch, $9 monthly](https://datacircle.dev/validate-email-apis/sealch/9-monthly/llms.txt): $0.90 per 1,000, 17% complete, live
- [Sealch, $25 monthly](https://datacircle.dev/validate-email-apis/sealch/25-monthly/llms.txt): $0.50 per 1,000, 17% complete, live
- [Sealch, $33 monthly](https://datacircle.dev/validate-email-apis/sealch/33-monthly/llms.txt): $0.33 per 1,000, 17% complete, live
- [Sealch, $79 monthly](https://datacircle.dev/validate-email-apis/sealch/79-monthly/llms.txt): $0.316 per 1,000, 17% complete, live
- [Sealch, $149 monthly](https://datacircle.dev/validate-email-apis/sealch/149-monthly/llms.txt): $0.298 per 1,000, 17% complete, live
- [Sealch, $269 monthly](https://datacircle.dev/validate-email-apis/sealch/269-monthly/llms.txt): $0.269 per 1,000, 17% complete, live
- [Sealch, $86 yearly](https://datacircle.dev/validate-email-apis/sealch/86-yearly/llms.txt): $0.717 per 1,000, 17% complete, live
- [Sealch, $240 yearly](https://datacircle.dev/validate-email-apis/sealch/240-yearly/llms.txt): $0.40 per 1,000, 17% complete, live
- [Sealch, $317 yearly](https://datacircle.dev/validate-email-apis/sealch/317-yearly/llms.txt): $0.264 per 1,000, 17% complete, live
- [Sealch, $758 yearly](https://datacircle.dev/validate-email-apis/sealch/758-yearly/llms.txt): $0.253 per 1,000, 17% complete, live
- [Sealch, $1,430 yearly](https://datacircle.dev/validate-email-apis/sealch/1430-yearly/llms.txt): $0.238 per 1,000, 17% complete, live
- [Sealch, $2,582 yearly](https://datacircle.dev/validate-email-apis/sealch/2582-yearly/llms.txt): $0.215 per 1,000, 17% complete, live
- [Sealch, contact us](https://datacircle.dev/validate-email-apis/sealch/contact-us/llms.txt): 17% complete, live

## Sealch's calls (1)

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

## Similar plans of other providers

- [Verifalia, free](https://datacircle.dev/validate-email-apis/verifalia/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [Truelist, free, Free, POST /api/v1/batches](https://datacircle.dev/validate-email-apis/truelist/free-free-post-api-v1-batches/llms.txt): $0.00 per 1,000, 50% complete, live
- [validTo, free, Get Started Free, GET /verify](https://datacircle.dev/validate-email-apis/validto/free-get-started-free-get-verify/llms.txt): $0.00 per 1,000, 50% complete, live
- [SendPulse, free, Subscription 100, POST /verifier-service/send-single-to-verify/](https://datacircle.dev/validate-email-apis/sendpulse/free-subscription-100-post-verifier-service-send-single-to-verify/llms.txt): $0.00 per 1,000, 33% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-21.

- https://sealch.com/api
- https://sealch.com/pricing
- https://sealch.com/privacy
- https://sealch.com/terms