1How do you double my bitcoins?
Our automated system gathers information from the blockchain transfers and cryptocurrency exchanges to study and predict the bitcoin price, our servers open and close thousands of transactions per minute, analyzing the price difference and transaction fees, and use that information to generate profit.
2Is your system and website safe?
Our data centers are located on multiple locations around the world to make sure that our system has 100% uptime with zero chance for a transaction to fail. Our webiste is CDN powered, SSL secured and protected against DDoS attacks to make sure that your stay on our website is completely safe.
3How long does it usually take to receive doubled bitcoins?
It takes around 120 hours, starting to count from the moment of confirmation of your deposit from the network. Note*It can take more time during the weekends.
4Which BTC address should I use to make an investment?
You should ONLY use the BTC address given on the investment page to make a deposit.
5What are the investment limits?
There is a 0.001 BTC minimum and No maximum limit for investments on BitcoinRoller.
6Why is there a 0.001 BTC minimum?
The 0.001 BTC minimum is defined to make sure that our system is able to double your investment because of the transaction fees.
7Can I make more than one investment?
Yes, you can make as many investments as you like, with a different wallet address for every investment.
8Is my investment going to appear in the most recent investments table?
Yes, your investment will appear after 2 confirmations from the network.
9Will my doubled BTC arrive to the address that I used to make the deposit?
Yes, we will use your deposit address as the payout address. In case your transaction is consisted of multiple BTC addresses, you will receive your doubled BTC to the address that is first on the list.
10Will my doubled BTC arrive from the address that I made the deposit to?
No, because our system uses separate Bitcoin addresses for sending and receiving payments.
11Can I withdraw from exchanges directly to the address given on Bitcoin Doubler?
Yes, because we accept investments from all types of Bitcoin wallets, which means you can even use the exchange wallets.