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What Is mailfloss?

A NEW, better, and easier way to do email verification. mailfloss is the only set-it and forget-it email verifier. Complete a one-time setup by connecting your email marketing platform, setting some preferences, and thats it. From that point on your email lists are protected from typos, bounces, and invalid emails.

Key features: automatic daily verification, decay protection to prevent stale lists, automatic unsubscribe/delete/tagging, Zapier and much more. 7-day free trial on all plans.

Who Uses mailfloss?

Email marketers, E-commerce shops, and busy businesses looking to get their email verification handled automatically in order to maximize their email deliverability and ROI. No APIs or spreadsheets.

Where can mailfloss be deployed?

Cloud-based
On-premise

About the vendor

  • mailfloss
  • Located in NIAGARA FALLS, Canada
  • Founded in 2018

mailfloss support

  • Chat

Countries available

Antigua and Barbuda, Argentina, Australia, Bahamas, Barbados and 34 others

Languages

English

mailfloss pricing

Starting Price:

US$17.00/month
  • Yes, has free trial
  • Yes, has free version

mailfloss has a free version and offers a free trial. mailfloss paid version starts at US$17.00/month.

Pricing plans get a free trial

About the vendor

  • mailfloss
  • Located in NIAGARA FALLS, Canada
  • Founded in 2018

mailfloss support

  • Chat

Countries available

Antigua and Barbuda, Argentina, Australia, Bahamas, Barbados and 34 others

Languages

English

mailfloss videos and images

mailfloss Software - Connect your ESP
mailfloss Software - Emails categories
mailfloss Software - Detailed reporting
View 4 more
mailfloss video
mailfloss Software - Connect your ESP
mailfloss Software - Emails categories
mailfloss Software - Detailed reporting

Features of mailfloss

  • Catch-all Server Detection
  • Disposable Email Detection
  • Domain Check
  • Spam Detection
  • Syntax Check

Alternatives to mailfloss

Automated email verification solution that integrates with a number of ESPs and identifies undeliverable emails from your contact list. Learn more about Kickbox Email Verification
ZeroBounce verifies 30+ email types with 99% accuracy, including invalid and risky emails to protect your deliverability. Learn more about ZeroBounce
The easiest to use, yet the most powerful Email Verifier and Deliverability platform. Fortress-like secure (SOC2 and GDPR compliant). Learn more about Bouncer
Email finding tool that can find any email address & an email verification tool that can verify emails for maximum deliverability
Remove invalid and risky email addresses from the email list to eliminate hard bounces, improve ROI, and protect sender reputation.
Verify emails in bulk over time or instantly one at a time. Track your progress in real time through a simplified dashboard.
Email list validation tool: Simple, fast & accurate. Upload and validate lists of email addresses.
Emailable is the fastest and one of the most accurate email verification services in the industry. Sign up for a free 250 credit trial. Learn more about Emailable
MailboxValidator verify and cleanup your email list. It connects to the mail server and checks whether the mailbox exists or not.

Reviews of mailfloss

Average score

Overall
4.9
Ease of Use
4.8
Customer Service
4.9
Features
4.8
Value for Money
4.9

Reviews by company size (employees)

  • <50
  • 51-200
  • 201-1,000
  • >1,001

Find reviews by score

5
92%
4
8%
Verified Reviewer
Verified LinkedIn User
Food Production, 51–200 Employees
Used the Software for: 1-5 months
Reviewer Source

Intuitive, easy setup and very responsive team. Recommend strongly

5.0 last month New

Comments: [sensitive content hidden] and his team were extremely responsive to requests, including some feature adjustments with real quick turnaround. Impressed!
The solution works flawlessly and was a breath to set-up for our daily cleaning, and we were able to efficiently process our historical 100K email base in a few hours.
Finally, cost is competitive with other solutions on the market.

Pros:

Simple automation as well as full-on API access, intuitive interface and documentation, make for an easy set-up, autonomous for non-tech teams as well as more cpx technical integrations.

Cons:

So far, none, running smoothly on our intercom integration since a few months,

Alternatives Considered: MailBoxValidator and Emailable

Reasons for Switching to mailfloss: cost, ease of set-up and use, quality of validations

mailfloss Response

last month

Awesome, thanks for your review! Happy to read that the solution works flawlessly for you. 🎉 That's exactly what we aim for.

Eugenia
Email Marketing Specialist in US
Marketing & Advertising, 11–50 Employees
Used the Software for: 1+ year
Reviewer Source

Robots make your life so much easier.

5.0 5 years ago

Comments: This used to a very tedious and time consuming process that I did manually. With virtually no troubleshooting and very easy configuration, I have literally saved myself hours of work every single week, and it even does a better job than I did before on my own.
When I have questions or issues come up, it is very easy to reach out and get quick help.
Most of all, I appreciate not having to think about email deliverability and just focus on the emails I'm sending.

Pros:

I really appreciated how easy it was to deploy and how effective it really is at flossing our database. It's also very accurate now and it's constantly improving based on feedback!

Cons:

Occasionally there's glitches that need to get fixed, and its accuracy is really great but not perfect (though I think that's unattainable for email deliverability anyway).

Alternatives Considered: VoilaNorbert and QuickEmailVerification

Reasons for Choosing mailfloss: The user interface and portal were hard to use and not intuitive. It took time (like 12 hours) to get your cleaned list back after uploading it, so I couldn't just sit down and process a list whenever I needed to. We have over 150,000 emails in our database and list hygiene was quickly becoming my entire job, just to manage it. Impressionwise was making it even harder than it already was.

Reasons for Switching to mailfloss: It has automatic integration with Infusionsoft, including different levels and options (e.g. you can choose whether invalid emails are only tagged, or tagged and opted out automatically). We also got a great deal on the monthly payments because we signed up right when the company was a start up.

mailfloss Response

5 years ago

Thank you so much for the amazing review, Eugenia. I'm so glad we've been able to help you not only save hours every week but also help with your email deliverability. You're a treat to work with and an ideal customer. Saving your time, improving your email ROI, and working with great customers - that's the good life :) We've got some exciting stuff on the way that I think you'll like, so stay tuned! Martin

Daniel
Graphic Designer in US
Entertainment, 11–50 Employees
Used the Software for: 1-5 months
Reviewer Source

Easy to use and great customer service!

4.0 4 years ago

Comments: Very positive experience! Mailfloss provided easy instructions to integrate with my email service provider to clean my contacts, and cleaning went off without a hitch. When I had questions, [SENSITIVE CONTENT HIDDEN] was quick to respond. He was very helpful through the whole process. Excellent customer service!

Pros:

Mailfloss was easy to set up and integrate with my email service provider. Just a few clicks and then I could let it run in the background and forget about it. I especially like how Mailfloss breaks down what it catches by what contacts have full inboxes, are duplicates, are fake, misspelled, etc.

Cons:

The after-cleaning reports can be confusing. It takes some digging to figure out exactly how many contacts passed a cleaning and how many were blacklisted. This could probably be remedied with a simpler UI. Allowing free trial users to clean more than 500 contacts (like 1k) would be great too.

Alternatives Considered: Emailable and Bouncer

Reasons for Switching to mailfloss: I needed a 1-time cleaning rather than a monthly subscription, and Mailfloss had the best price. The free trial was useful to gauge how thorough Mailfloss is in cleaning.

mailfloss Response

4 years ago

Hi Daniel, thanks for your review. Regarding the reports, it's quite easy, you just have to click on the session for the full breakdown in the dashboard. I'll reach out to ensure you know what to look for. Otherwise, I'm glad you were up and running in a few clicks!

Paul
Director of Product in US
Media Production, 51–200 Employees
Used the Software for: 6-12 months
Reviewer Source

Mailfloss FTW!

5.0 4 years ago

Comments: I'm using Mailfloss in a high-growth email program at scale and would highly recommend it as an automated solution for keeping your email database clean.

Pros:

Lower cost than other alternatives I considered with more customizable features. Mailfloss has found the one thing they can do well, and they do it very well. My integration is with Hubspot and I appreciated the custom properties for list segment and suppression control, the automated list cleaning, and the consistent release of new, valuable features like typo fix.

Cons:

Mailfloss was a newer software tool on the market, so it was a little untested, but I was excited to give it a try and it has delivered on expectations.

Alternatives Considered: Emailable, Kickbox Email Verification and NeverBounce

Reasons for Switching to mailfloss: More customization and control with the Hubspot integration than alternatives (I had trials with 3 other alternatives), lower cost, and active development of new, valuable features.

mailfloss Response

4 years ago

Thanks so much for your review, Paul! I loved reading everything you wrote and am happy to know that we're able to deliver the goods for your high-growth email program.

Christopher
Director in UK
E-Learning, 2–10 Employees
Used the Software for: 1+ year
Reviewer Source

Easy and effective

5.0 4 years ago

Comments: I've been very happy with Mailfloss. Its functionality, ease-of-use and pricing are all terrific.

Pros:

Mailfloss has great Infusionsoft integration, with flexible options including unsubscribing and/or tagging bad contacts, and daily cleaning of new contacts. No 3rd party service like Zapier required.

Cons:

It would be great if there was some alerting mechanism if the number of cleaned contacts changed substantially week-to-week.

Alternatives Considered: DeBounce

mailfloss Response

4 years ago

Hey Christopher, I'm so happy to read this, what a way to start the day :) Thank you, I'm glad you like our Infusionsoft integration. We work really hard on them to ensure they are top of the class. We've got something special for our Infusionsoft integration soon so stay tuned. And cool idea about the alerting mechanism, I've added it to our feedback and ideas boards.