LovePlus (ラブプラス, Rabu Purasu) is a dating sim developed and published by Konami for the Nintendo DS handheld video game console. It was released in Japan in 2009. Several updates and sequels have followed, including one for iOS in 2011. It has not been released outside Japan.
LovePlus+
LovePlus+ is the same as the original LovePlus, although with new content, including field trips, fitness modes, sick days, Taisen Puzzle-Dama, capsule toys and more. Almost everything from the original game also makes an appearance in LovePlus+, along with many new ways to interact with the girls. Data can also be transferred from the original game to LovePlus+.
Anti-piracy measures have also been upgraded.
The game was released in Japan on June 24, 2010.
LovePlus i
LovePlus i is an iOS app that was released on December 12, 2011. Manaka, Rinko, and Nene are sold separately for 600 yen each.
Source: Wikipedia, "LovePlus", available under the CC-BY-SA License.