FAQ AppSumo

What's the difference between the Mailcheck and previous competitor offers?

Mailcheck provides the highest amount of the email validations AppSumo ever had, with 100,000 credits monthly limit. Currently, we allow Sumolings to verify 2M credits lifetime.

I got a CMS built website is there a way to use your service?

We have several solutions,

1) If you are using WordPress, you can install our plugin and set it up on your website, we're constantly updating our code, so you can fully rely on us.

2) Use our API to simply copy and paste within the website

I've bought several codes, how can I use them at a time?

In case you have more than 1 code, please go to settings -> click on "AppSumo" here you can activate up to 5 codes.

Can I activate two and more codes for one account?

Yes, you can! We allow the first code to be activated by the customer, if you have more, please contact our specialists, and we will activate them on your behalf

I've chosen mistakenly one of your active plans, can you switch me back to AppSumo promo?

Please note, in order to proceed through the additional security checks and switch back to the previous plan you need to contact

I want my monthly limits to be increased, what should I do?

Unfortunately, during the campaign we are not able to increase the limits, as the solution we suggest increasing the limits in 2 weeks as the AppSumo campaign ends,

Can I verify all 1 200 000 emails at once?

Unfortunately, during the campaign we are not able to increase the limits, as the solution we suggest increasing the limits in 2 weeks as the AppSumo campaign ends,

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