The most comprehensive and fully automated pre-deployment platform that delivers value where the competition can’t.

Weighing the benefits of Email on Acid vs. Litmus? Email on Acid has the highest standards of email checking in the industry at an affordable price. We save you time and help reach more subscribers with our UNLIMITED tests and world-class support team all while boosting your email ROI and protecting your brand reputation.

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The Most Comprehensive Email Pre-Deployment Platform

Campaign Precheck

Campaign Precheck

Ensure your email arrives in the inbox exactly as you intended.

Optimize for every email client and device, even if you don’t know HTML. Make automatic ADA-compliant code changes for accessibility in just a few clicks.

Email Testing

Email Testing

Preview your email design on 90+ live (not emulated) email clients and devices.

Find rendering problems before you send. Share email previews with team members for streamlined, efficient collaboration. Unlimited email previews is included with every plan.

Spam Testing

Spam Testing

Improve deliverability and ensure your email lands in the inbox.

Don't land in the spam folder. Check your domain against the most popular blacklists and your email against spam filters to achieve maximum opens.

Advanced Analytics

Advanced Analytics

Track engagement and subscriber behavior.

Use the Email on Acid pixel and optimize future campaigns for your unique subscribers.

Email Editor

Email Editor

Streamline your email editing and testing process.

Adjust your code and watching the preview update in real time. Get snippets and code shortcuts where you need them.

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“EOA has significantly helped my company improve it’s email send confidence, as well as help monitor and quell for potential deliverability issues. We love your product and look forward in continued improvement. Thank you!”