What are some alternatives?
When comparing Kraken and LocalBitcoins.com, you can also consider the following products
Coinbase - Bitcoin, safe and easy.
Bitfinex - Bitfinex is the largest and most advanced crypto-currencies trading platform.
Binance - Cryptocurrencies exchange platform
Electrum - Electrum is an easy to use Bitcoin client.
Uphold - Move, convert, transact and hold any form of money or commodity. Instantly, securely and for free.
CloudFlare - CloudFlare can be used by anyone with a website and their own domain, regardless of your choice in platform