AION2Kit is a companion web application for the MMORPG AION 2, designed to provide real-time data and planning tools for players. Its primary function is to aggregate and display live player counts sourced from the Steam Web API, updated every five minutes, along with historical player charts including 24-hour peaks, all-time peaks, and 14-day trends. The tool also offers a suite of utilities such as world boss and rift timers, a skill builder and planner for character classes like Templar, Assassin, Sorcerer, and Cleric, and live server status and latency monitors. The application tracks concurrent player numbers on Steam worldwide, presenting granular data on highs, lows, and diurnal shifts. It includes launch peak milestones, such as the all-time peak of 397,905 concurrent players recorded within the first 18 hours of the game's free-to-play launch on October 5, 2026. AION2Kit also aggregates official news, patch notes, and server maintenance announcements from NCSOFT, the game's developer, covering topics like payment issue resolutions, server transfer limits, and account restriction notices. Typical use cases include monitoring current player activity to gauge server population, planning gameplay around scheduled events like Spacetime Rifts and Abyss fortress sieges, and theorycrafting character builds using the skill planner. The workflow involves visiting the site to view the live player count, checking timers for upcoming in-game events, and referencing the Steam charts to understand population trends over the past two weeks. The tool relies on continuous data sampling from the official Steam Web API and aggregates daily metrics at 00:00 UTC. It is available in English and includes sections on methodology, data transparency, privacy policy, and terms of service.