The inventory menu is a system used for viewing and managing collected items. The levels of their SPECIAL attributes are shown in a separate tab, with a third tab displaying various perks they have acquired. The statistics menu, or 'Stats', shows the user's damage and resistance, health, AP, experience, and limb condition. Additionally, it integrates with the onboard computers of Power Armor, allowing a user to access their Pip-Boy from within the armor via a HUD-like on-visor display. Pip-OS supports some model of multitasking, as user health notifications, munitions monitoring, quest tracking, and audio playback can all be executed concurrently. Though several executable games are found in the Commonwealth, no boot disks are known to exist. The system supports booting from holotape instead of onboard ROM. 64k of onboard memory, with 38,911 bytes free after system initialization and before chainloading Deitrix.A monochromatic vector display with a configurable foreground color.An unnamed Pip-Boy GUI, started after system initialization.Deitrix 303, an operating system stored on ROM bank 1.Nondescript system components 'Loader v1.1' and 'Exec Version 41.10'.The software stack and specifications on the Sole Survivor's Pip-Boy 3000 Mark IV consist of the following:

It is a more ergonomically designed and up-to-date version of the Pip-Boy 3000 used in other vaults. Its screen also acts as a flashlight in low visibility areas and it has a dial for tuning into radio frequencies. The Pip-Boy 3000 Mark IV is a multi-functional device that features a built-in Geiger counter and has been programmed to display the wearer's stats, area maps, inventory, and item properties.

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