Great tools for bulk email…
Great tools for bulk email verification. 98.5% delivery rate they claim is true. I got the result. I have compared it with other tools and the result is overwhelming Thanks proofy.
By Shahid
Sunday, November 8, 2026 · Customer reviews of US businesses

The Fair Hearing score
Excellent
309 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Proofy.io — online bulk email verification service. With Proofy you avoid bounces, catch-all, dead emails. You increase email deliverability, save your domain email, enhance the open rate. Some of our features: 1) API verification 100K emails per file2) High accuracy verification (status — deliverability)3) Validates MX records on existence for every mail address4) Domain score 5) Disposable email 6) Syntax Verifier7) Realtime Processing8) 500 FRee — checksQuickly validate and verify your email lists. Just drop your contacts directly into the PROOFY interface. We'll sort out the good, the bad, and the ugly. Verify email addresses within your application using our Real Time API.Our stage email verification process will ensure you get rid of all invalid emails and helping you boost your return on investment (ROI) for email marketing campaigns.Our email verification process includes:- Big focus on corporate emails- Email Deduplication- Domain Validation- Risk Validator- Syntax Check- MTA ValidationEnjoy promo code —R18HE27T35P1 -- and save 35%
Proofy (proofy.io) has 309 customer reviews on The Fair Hearing, with an average rating of 4.9 out of 5.
Showing 273 reviews with 5 stars · Clear filters
Great tools for bulk email verification. 98.5% delivery rate they claim is true. I got the result. I have compared it with other tools and the result is overwhelming Thanks proofy.
By Shahid
i was having issues with other email verification tools until i found out about proofy.io from google it is easy to use, the best at verifying emails and gets the job done but it logs me out of my account after about 5 minutes of inactivity
By Samson O.
Response from Proofy· Nov 29, 2021
Thank you!
Ease to use interface. Fast results. Love the pie chart visualization of the results too.
By Dr. Michelle C.
Response from Proofy· Nov 29, 2021
Thank you
I was searching for an easy in use tool for email verification and I didn't want to overpay for the features I don't need) Proofy was the best choice in terms of price, set of features and the level of accuracy. Support is nice and quick in answers, which is also very important for me.
By Екатерина А.
Response from Proofy· Nov 29, 2021
Thank you
Excelente, facil, rapido y confiable
By Laura
Response from Proofy· Nov 29, 2021
Thank you
We've been using Proofy.io for several years now and are completely satisfied with it. Proofy.io protects the domain reputation score, improves deliverability and increases the ROI of our email campaigns. Totally recommended!
By Marina S.
Response from Proofy· Nov 29, 2021
Thank you
Best in class.
By George W.
Response from Proofy· Nov 29, 2021
Thank you
Easy to use and very responsive with the verification results!
By Timmy M.
Response from Proofy· Nov 29, 2021
Thank you