VaultPress is to ensure that blogs and sites under its care are always completely secure, regardless of what happens. Today, this means every bit of content will be safe, from plugins and themes to the smallest comment or post revision, with WordPress-aware, real-time, multi-cloud backups.

VaultPress is the only protection and backup service built on the Automattic grid that reliably serves over 10 million WordPress.com blogs and 250 million monthly visitors. It’s easy to get started with VaultPress. Sign up, install one plugin, and let VaultPress do the rest. Protect just one or as many WordPress blogs and sites as you like. Turn on VaultPress coverage for additional blogs at any time.

VaultPress continuously monitors and stores updates to your blogs and sites. Write, edit, and upload with confidence that everything you’re doing is being protected at the same time.

Pricing: $15/month
Requirements: -
Source: http://vaultpress.com/