About TrustEmail
TrustEmail validates addresses before they enter a database. One GET request returns fields for syntax, MX records, disposable domains, public domains, relay domains, role accounts and a did-you-mean typo suggestion. It tracks more than 200,000 disposable domains, updated daily, and identifies forwarding services such as Firefox Relay, Apple Hide My Email and SimpleLogin so you can ask for a real address.
It can also flag public providers like Gmail and Yahoo to enforce work-email policies on forms, catch typos such as gmial for gmail, and flag shared inboxes such as info or support. For people who do not want an integration, a dashboard lets you upload a CSV or paste a list to validate thousands of addresses without an API key.
The service is hosted, with docs, free tools and a blog. You can validate 1,000 emails free with no credit card, and paid options are described in the pricing section. The site positions it as a way to reduce bounces and block fake signups.
Key features
- Real-time email validation API
- Disposable domain detection
- MX record and syntax checks
- Relay and email mask detection
- Role account and public domain flags
- Typo suggestions like gmial to gmail
- CSV upload for bulk validation
Good fit for
- Blocking fake signups on a registration form
- Cleaning a mailing list before a campaign
TrustEmail: questions and answers
- What is TrustEmail used for?
- TrustEmail is an email validation API that checks syntax, MX records, disposable domains, relay addresses, role accounts and typos in real time, with a dashboard for bulk lists. It is a good fit for blocking fake signups on a registration form and cleaning a mailing list before a campaign.
- Is TrustEmail free?
- Yes. TrustEmail has a free plan, and paid plans start at $90 per month. A free trial is also available.
- Is TrustEmail open source?
- No. TrustEmail is proprietary (closed-source) software and can't be self-hosted. In the Email Marketing category, open-source options include Listmonk, Mautic and Dittofeed.
- What are some alternatives to TrustEmail?
- TrustEmail competes with NeverBounce, ZeroBounce and BillionVerify.
Open-source alternatives to TrustEmail
See all
Listmonk
Email Marketing
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard
AGPL-3.0vs Mailchimp★ 24k
Mautic
Email Marketing
Mautic: Open Source Marketing Automation Software.
OSSvs HubSpot★ 11k
Dittofeed
Email Marketing
Open-source customer engagement. Automate transactional and marketing messages across emai
MITvs Customer.io★ 3k
BillionMail
Email Marketing
BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-ho
AGPL-3.0vs Mailchimp★ 16k
Notifuse
Email Marketing
Open-source, self-hosted newsletter, email marketing and transactional email platform. Vis
OSSvs Mailchimp★ 2.2k
phpList
Email Marketing
Fully functional Open Source email marketing manager for creating, sending, integrating, a
AGPL-3.0vs Mailchimp★ 875
SaaS alternatives to TrustEmail
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NeverBounce
Email Marketing
Email list verification service that removes invalid addresses before sending
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ZeroBounce
Email Marketing
Email validation and list cleaning service with deliverability tools
SaaS
BillionVerify
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Email address verification service with an API and AI agent integration
SaaS
Hunter
Marketing & SEO
Email address finder and verifier for outreach and lead generation
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Email Verifier
Email Marketing
Email list cleaner that checks for invalid addresses, spam traps and bounces before you send
SaaS
EmailsConfirmed
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Bulk email verification tool with a flat lifetime fee instead of per-email charges
SaaS
