Apple Pencil compatibility with iPads varies among the four Apple Pencil models and compatible tablet generations.Apple has released four Apple Pencil models since 2015, each with specific iPad compatibility.The latest Apple Pencil Pro works with iPad Air, Pro, and Mini models from 2024 or 2025.Apple Pencil (USB-C) is backward compatible with Apple Pencil (2nd generation) and supports more iPads.The original Apple Pencil mostly works with discontinued iPad models, plus the new 11th-gen iPad with an adapter for charging.Apple Pencil Pro is compatible with recent iPad models like iPad Pro 11- and 13-inch 2024, iPad Air 11- and 13-inch 2025, and iPad Mini 2024.Apple Pencil (USB-C) supports various iPads, including iPad Pro, iPad Air, and iPad Mini models from different years.Apple Pencil (2nd generation) is not compatible with 2024 or 2025 iPad models but supports previous-generation tablets.The original Apple Pencil is compatible with discontinued iPads, except for the 11th-gen iPad, with a charging adapter requirement.iPad users can identify their iPad models in Settings to determine Apple Pencil compatibility.