Built in support for lots of services Plugins Secure & backed up As secure as you and your host make it Free, with ads Pay for domain & hosting Upgrades available Do whatever you want
email subscriptions to posts • Site management update & write from WP.com • Photon images served from WP servers • JSON API uses the REST API for remote communication • Protect against unwanted login attempts • Single Sign On login with WP.com creds • Stats • Enhanced Distribution pings indexing services • Publicize & Likes • Notifications • Jetpack Comments • Post by Email • Spelling and Grammar • WP.me shortlinks • VideoPress • VaultPress
menu in WP Admin, it exports all posts, pages, custom posts, taxonomies and menus • How-to docs • Moving to a Self-Hosted WordPress Site https://en.support.wordpress.com/moving-to-a-self-hosted-wordpress-site/ • Recommend installing Jetpack immediately after installing WP if you have any Portfolio or Testimonial posts • Moving from a Self-Hosted WordPress to WordPress.com https://en.support.wordpress.com/moving-from-self-hosted-wordpress-to-wordpress- com/