Email on Acid
Reviews
Star rating
Rank in Email Testing
Pros and cons
Pros
Cons
Traffic & LLM citations
Source: G2 review data
Winning from
Losing to
Key stats
Adoption by company size
| Segment | Share of reviews |
|---|---|
| Small Business | 40.5% |
| Mid-Market | 47.6% |
| Enterprise | 11.9% |
Quarterly history
| Quarter | Reviews | Star rating |
|---|---|---|
| 2026 Q2 | 1 | 4.5 |
Satisfaction ratings
What reviewers say
Essential Email Testing with Seamless Previews
“I love the fact that with Email on Acid, I don't need to use a live device to preview emails, which is really helpful for our day-to-day activities. It allows us to send proofs to an ID created for our account, and the proofs get split into different ESPs, providing us with a scr”
Must have tool for all digital marketers
“The tool is straightforward to use. It gives you all the data you need to test and improve your emails. Running the email rendering test and tracking the email is simple and easy. The cost of the tool is reasonable.”
EmailonAcid review
“Good tool to do email previews. It has inbuilt features to check image size, URL checks, Spelling errors and Spam blocks. This is very useful.”