MailTester.AI

● Identity checked

Writing · Vendor site 2026-10-04

Mailtester.ai scores newsletter deliverability by letting senders forward a test message and receive placement, server checks, and plain-English fixes in about 30 seconds. Forwarding tests are free and unlimited while AI deep-dives consume credits or monthly euro subscriptions for frequent senders.

Updated 2026-10-04View sources

Official website

Category: Writing
Free access: Pricing states forwarding any email for a score, verdict, placement, and server checks is free and unlimited.
API access: Not confirmed

Is MailTester.AI right for you?

A good fit for

Newsletter operators on Mailchimp, Substack, Beehiiv, Kit, and similar platforms who monitor inbox placement.

Before you choose

Paid AI deep-dives are priced in euros (credit packs and €9.99+ monthly plans), not explicit monthly USD.

Newsletter deliverability tests

Mailtester.ai offers free unlimited scoring on forwarded sends with optional paid AI deep-dives for deeper diagnosis.

What it can do

Features & capabilities

Unknown is different from unavailable. Each fact carries its own evidence.

Capability	Value	Evidence	Checked
Workflow	Homepage instructs users to forward a newsletter to a test address for a report in about 30 seconds.	Facts sourced	2026-10-04
Outputs	Reports include deliverability score, inbox placement, and top fixes in plain English.	Facts sourced	2026-10-04
Platforms	Marketing copy calls out Beehiiv, Kit, and Substack newsletter senders.	Facts sourced	2026-10-04

Understand the total cost

MailTester.AI pricing & plans

Free

Pricing states forwarding any email for a score, verdict, placement, and server checks is free and unlimited.

Access: Pricing states forwarding any email for a score, verdict, placement, and server checks is free and unlimited.

Explore pricing & history

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The practical questions

Frequently asked questions

What is MailTester.AI used for?

Does MailTester.AI have a free plan?

Pricing states forwarding any email for a score, verdict, placement, and server checks is free and unlimited.. This record lists ongoing free access; check the plan limits before starting.

How much does MailTester.AI cost?

No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.

Can I use MailTester.AI through an API?

Not confirmed. API access and subscription access may have different terms; consult the linked sources.

What should I check before choosing it?

Paid AI deep-dives are priced in euros (credit packs and €9.99+ monthly plans), not explicit monthly USD.

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

Identity and profile

Reviewed vendor source

Read original source ↗

2026-10-04

Facts apply to the named version and check date. Send a sourced correction if something changed.