Email feature detection

Detect email support for your users and customers. Test email rendering and support accross a wide range of clients and devices. Maximize compatibility and conversion.

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Find email errors and fix them

Automatic feature detection

MailSlurp detects HTML/CSS/Image and other features present in your emails.

Multiple devices and platforms

Filter support by mail clients and devices such as Android, iOS, Gmail, Outlook and more.

Make your emails work!

Find errors and adjust your emails to support more clients

Improve email conversions

Make your emails look great and work for all customers

No more broken emails!

Detect broken emails before they reach your customers. MailSlurp analyzes email content and calculate feature support across a broad range of devices and mail clients including Gmail, Apple Mail, Outlook and more.

Test on every device

Checking email compatibility is harder than ever with the vast array of devices and email software. MailSlurp makes checking emails easy! Send with confidence to Android, iOS, tablets, laptops and desktops.

const { result } = await mailslurp.emailController.checkEmailBodyFeatureSupport({
  emailId: email.id
})
expect(result.detectedFeatures).toContain(EmailFeatureSupportResultDetectedFeaturesEnum.html_doctype)
expect(result.featurePercentages.find(it => it.status === EmailFeatureSupportStatusPercentageStatusEnum.SUPPORTED)?.percentage).toBeGreaterThan(50)

Test email compatibility support in code

Evaluate cross-platform email support in code and tests. Maintain expected thresholds and catch bugs before they reach your customers.