Attention Firefox Users!

Attention Firefox Users!

Despite CrytoTab detecting you are using Firefox, when you click through, there is no add-on to install so please, use or install Chrome. Even if you rarely use it or really hate it, you need only install the app, following the instructions and leave it running while you carry on using your preferred browser. Don't let it put you off if you have been disappointed it's not available for Firefox. If however you are using version 52.0 or above of Firefox, you can install Chrome Store Foxified then follow the instructions.


Frequently Asked Questions
Check our FAQ to clarify your vision about CryptoTab and its possibilities.

How do I use the plugin?
Simply download the plugin and you will begin mining automatically. You will be mining as long as Google Chrome is open.

What can I do if mining is blocked?
Your security system (antivirus, adblocker and etc. ) probably blocked mining script CoinHive.js. You need to add CryptoTab or CoinHive.js to whitelist in your security system. Find «exceptions» or «whitelist» item in the menu of your security system and add CoinHive.js and to it. You can search more information exactly about your antivirus specifics in internet.

How long does it take before I can withdraw?
It depends on how often you keep Chrome open on a daily basis, but the minimum recommended withdrawal is 0.001 BTC, which usually only takes a few months to achieve.

How to withdraw money?
When you want to transfer earnings to your bitcoin wallet, just click «Withdraw BTC» button in drop-down box at the top right side of the main page and put down your bitcoin wallet number (You need to sign in using one of the social networks account before it).

How can I be sure that you really do payments?
All transfers of funds confirmed in Bitcoin blockchain transaction database and available to check. You can find it in our payment journal

How long to wait for a payment processing?
We currently provide payments twice a day in a manual mode. In connection with increasing number of payments we will switch to automatic payment mode soon. You can find history of recent payments in journal -

How can I increase my Bitcoin earning speed?
The best way to earn more Bitcoins is to invite as many friends as possible by your personal link and motivate them to lead their friends. The bigger referral network you develop, the more income you will get, and it will grow exponentially. Our referral network includes up to 10 levels of friends.

How to increase mining speed without inviting friends?
You can adjust Bitcoin mining speed from the switch menu on a bottom pane of the plugin. Change value from Normal to High mode to use your CPU power to the maximum. You can reduce the mining speed down or turn it off altogether at any time.

I downloaded the plugin but it won't start mining?
It means that you have a security system that is blocking mining script CoinHive.js. You need to add CryptoTab or CoinHive.js to whitelist in your security system.

What if I accidentally delete CryptoTab or my computer stops working?
We recommend you to press Login and sign in your Facebook or Google account after the plugin installation. After that your Bitcoin balance and referral network will be automatically saved. To restore your account on a new device, you need to download CryptoTab, press Login and sign in with your Facebook or Google account.

Can I use use CryptoTab via smartphone or tablet?
CryptoTab contains only desktop version, therefore mining via smartphones and tablets is not avalible.

How can I contact support?
If you have an issue that isn’t answered here, please email us at