Freedom251 › Email Verification APIs
usecheck
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Free tier | 1,000 requests/month | Free |
| Business | $150/mo · 500,000 requests/mo · 25/sec · Priority email support | $150 a month |
| Starter | $19/mo · 25,000 requests/mo · 5/sec · Email support | $19 a month |
| Pro | $49/mo · 100,000 requests/mo · 10/sec · Priority email support | $49 a month |
| Enterprise | Custom · Unlimited requests/mo · Custom rate limit · Dedicated support | On request |
As usecheck.sh lists them, read 7 Oct 2026. The maker's own page has the final word.
Facts from usecheck's own pages
- Aliases and relays
- It detects Firefox Relay, SimpleLogin, DuckDuckGo aliases, and plus-addressing. · usecheck.sh, 7 Oct 2026
- API endpoints
- The API documentation describes endpoints for validating email addresses and domains, and says all endpoints require API key authentication. · usecheck.sh, 7 Oct 2026
- API response fields
- The documented email response includes MX, disposable, public-domain, relay, role-account, alias, spam, domain-age, typo-suggestion, and blocklist fields. · usecheck.sh, 7 Oct 2026
- Disposable detection
- It detects 110K+ throwaway email domains in real time. · usecheck.sh, 7 Oct 2026
- Integrations
- The homepage provides example integration snippets for cURL, Node.js, Python, and Go. · usecheck.sh, 7 Oct 2026
- Latency
- The homepage states an average latency of 45ms. · usecheck.sh, 7 Oct 2026
- MX verification
- It verifies whether an email domain can receive mail. · usecheck.sh, 7 Oct 2026
- Pricing inclusion
- The pricing page says every plan includes all features, including MX verification, disposable detection, typo suggestions, role-account detection, public-domain detection, and relay and alias detection. · usecheck.sh, 7 Oct 2026
- Product
- Usecheck is a real-time email validation API for detecting disposable, temporary, and fake email addresses. · usecheck.sh, 7 Oct 2026
- Public domains
- It identifies Gmail, Yahoo, Outlook, and 500+ free email providers for B2B filtering. · usecheck.sh, 7 Oct 2026
- Role accounts
- It flags shared inboxes such as info@, admin@, and support@. · usecheck.sh, 7 Oct 2026
- Support
- The pricing page lists email support for Starter, priority email for Pro and Business, and dedicated support for Enterprise. · usecheck.sh, 7 Oct 2026
- Typo suggestions
- It catches common misspellings such as gmial.com and yaho.com. · usecheck.sh, 7 Oct 2026
Where usecheck stands on Freedom251
- Email Verification APIs#26 of 31