Aniimo, a Pokémon-like game released in September 2026, has gained popularity as a free-to-play title, drawing in both new and experienced players. The game's developer, Pawprint, frequently offers free content to players, particularly those who do not use credit cards to advance. This content is often distributed through codes that players can enter within the game. These codes typically include items such as Aniipods for capturing new monsters, Growth Flowers to increase experience points, and Sparkles that can be used to purchase items in a special shop. Among these items are Petal bundles, which are essential for unlocking Lumiris, one of the most powerful damage-dealers in Aniimo. For October 2026, a list of active Aniimo codes includes several such as aniimazingfroyo, aniimonow, aniimo, aniimofreetoplay, aniimotogether, aniimoidyll, anyoneaniimo, aniimobonus, twinewithaniimo, aniimoopenworld, aniimolaunch2026, Aniimo2026, and ANIIMOGIFT. Each of these codes provides different rewards, ranging from Sparkles, Growth Flowers, Aniipods, and in-game credits. Some of these codes are exclusive to the US server, while others are available worldwide. Expired codes for October 2026 include aniimowelcome and aniimoparty, which previously offered similar rewards but are no longer active. Players who previously used these codes would have received items such as Sparkles or Growth Flowers, but these codes are now invalid and cannot be used to obtain rewards. To enter the free Aniimo codes, players need to complete the tutorial and unlock the game's messaging system, which becomes available when they reach Bloomville during the main quest. Once these prerequisites are met, players can enter the codes by launching Aniimo, opening the main menu, accessing the game settings, navigating to the "Account" section, clicking on "Redeem a gift code," and entering the desired code.