CCleaner is a freeware utility program used to optimize computer performance and clean the registry. It was developed by Piriform and is available in 37 languages. Adobe Acrobat is a family of programs used to view, create and manage PDF files, including the free Adobe Reader. Warcraft III: The Frozen Throne is the expansion pack to Warcraft III: Reign of Chaos, adding new units, campaigns and heroes. ESET NOD32 Antivirus and ESET Smart Security are antivirus packages made by ESET that support various operating systems. Ragnarok Online is a massively multiplayer online role-playing game created by GRAVITY based on the manhwa R

1. CcleanerCCleaner (formerly Crap Cleaner) is a freeware utility program used to optimize a user's computer performance and clean its registry. It was developed by Piriform and is designed for Microsoft Windows. CCleaner is freeware, though Piriform accepts donations through its website to develop the company's programs further. CCleaner is available in 37 different languages, with more to be added. Piriform claims on the homepage that as of 28 July 2009 CCleaner had over 310 million downloads.

2. Adobe ReaderAdobe Acrobat is a family of computer programsdeveloped by Adobe Systems, designed to view, create, manipulate and manage files in Adobe's Portable Document Format(PDF).[1] Some software in the family, particularly the creating software, is commercial, and some is freeware. Adobe Reader (formerly Acrobat Reader) is available as a no-charge download from Adobe's web site, and allows the viewing and printing of PDF files.[2] Acrobat and Reader are widely used as a way to present information with a fixed layout similar to a paper publication.

3. Warcraft III-Frozen ThroneWarcraft III: The Frozen Throne is a real-time strategycomputer game developed for Microsoft Windows, Mac OS and Mac OS X by Blizzard Entertainment. It is the official expansion pack to Warcraft III: Reign of Chaos, requiring Reign of Chaos to play. Released in stores worldwide in multiple languages beginning on July 1, 2003, it includes new units for each race, a new neutral race, four campaigns, five neutral heroes (an additional neutral hero was added April 2004 and two more were added in August 2004), the ability to build a shop and various other improvements such as the ability to queue upgrades. Sea units were reintroduced; they had been present in Warcraft II but were absent in Reign of Chaos. Blizzard Entertainment has released patches for the game to fix bugs, add new features, and balance multiplayer.The setting, arguably one of the most acclaimed of the Warcraft mythology, plays a prominent role in the Warcraft MMORPG as the backdrop for World of Warcraft: The Burning Crusade, as well as World of Warcraft: Wrath of the Lich King.

4. ESET NOD anti-virusESET NOD32 Antivirus and ESET Smart Security, commonly known as NOD32, are antivirus packages made by the Slovak company ESET. The following operating systems are supported by different ESET products: Microsoft Windows, Linux, FreeBSD, Novell NetWare, Solaris, Windows Mobile platform, and others. ESET NOD32 Antivirus and ESET Smart Security are each sold in two editions, Home Edition and Business Edition. The Business Edition packages add ESET Remote Administrator allowing for server deployment and management, mirroring of threat signature database updates and the ability to install on Microsoft Windows Server

5. Ragnarok OnlineRagnarok Online (Korean: 라그나로크 온라인), often referred to as RO, is a massively multiplayer online role-playing game or MMORPG created by GRAVITY Co., Ltd. based on the manhwaRagnarok by Lee Myung-jin. It was first released in South Korea on 31 August2001 for Microsoft Windows and has since been released in many other locales around the world. Much of the game's mythos is based on Norse mythology, but its style and settings have been influenced by a wide variety of international cultures. The game has spawned an animated series, Ragnarok the Animation, and a sequel game, Ragnarok Online 2: The Gate of the World, is in development.