More and more online bookmakers are adding Bitcoin to their list of banking options. This is a positive step for sports bettors who are tired of paying excessively high credit card fees. It is also now possible for United States based sports fans to bet anonymously using Bitcoin in order to avoid any legal complications. Most Bitcoin sportsbooks will also process your withdrawals within a few hours, which is a huge improvement compared to the waiting times when you use conventional banking options. In light of these benefits, we've been putting together a list of the best bitcoin mobile bookies for iPhone, iPad, Android or Windows Phone. In our opinion these are the best bitcoin friendly mobile bookmakers but we'd love to hear your recommendations too. NITROGEN SPORTS - WWW.NITROGENSPORTS.EU The most popular bitcoin online sportsbook. Hight competitive odds and the widest range of betting markets in the bitcoin space. High betting limits of 100 BTC for NFL, NBA, European soccer and major sporting events. Also offers mobile poker and casino games. Compatible with Windows Phone, Android, iPhone and iPad. Super fast transactions. Zero confirmations required on deposits to start betting. >> Nitrogen Sports App Review CLOUDBET BITCOIN SPORTSBOOK - WWW.CLOUDBET.COM Well designed mobile app that looks just as good as those from Bet365, Ladbrokes or Bodog. Welcomes United States sports bettors with total anonymity guaranteed. High betting limits. On major markets like the English Premier league, NFL or NBA you can place a maximum bet of up to 50 BTC. The minimum bet is 0.001 BTC. CloudBet boasts the widest range of betting markets. Bet on everything from UFC to golf or even cricket and snooker. Lines offered on every major U.S. sporting league. Most withdrawals are automated so you can get access to your winnings instantly day or night. Lager withdrawals make take a few hours as they need to be manually approved. Players bitcoins are stored offline in cold storage to keep them out of reach of hackers. 2-step identification can also be enabled for added security. State of the art live in-play betting is offered on dozens of sports from around the world. CloudBet will match your first deposit up to 5 BTC. The bonus balance is instantly credited to your account and is by far the largest offered by any bitcoin-only online sports betting site. >> Read CloudBet Bookmaker Review BETCOIN BITCOIN-ONLY BOOKMAKER (NOT RECOMMENDED) BetCoin and Litecoin are the only ways to deposit or withdraw funds. Welcomes US citizens to wager on NFL, NBA, MLB, NHL, NCAAF, NCAAB and more. Mobile site that looks and works great on any smartphone or tablet. Betback (sports rewards) of 1% to 3% offered on most sports. Live betting, parlays, teasers, straight bets, round robins and more available online or from mobile devices. Every major sport covered. Wager on football, soccer, basketball, baseball, Aussie rules, rugby, motor sports and more using bitcoin. No documentation needed. Instant deposits and super fast withdrawals (within 24hrs) BETONLINE U.S. SPORTSBOOK (BITCOIN DEPOSIT FEES ARE 6.5%) BetOnline is a conventional online bookmaker that accepts bitcoin in addition to more traditional banking methods like wire transfers, credit cards and cheques. Welcomes U.S. player although you may have to verify your identify since BetOnline is a regular online sportsbook unlike the two bitcoin-only sites listed above. Bitcoin payouts will be credited to your account within 48 hours. Deposits are free but BetOnline charge 2% of the total payout amount. Compatible with iPhone, Microsoft/Nokia Lumia or Androids (Samsung Galaxy, HTC, Sony, LG etc.) Largest online bookmaker and poker room to accept the crypto currency. There is no maximum for deposits but withdrawals are limited to $9,900 or less.