Question: I need a drawing tool that allows me to work with multiple layers and customize my brushes.

If you want a drawing tool with multiple layers and adjustable brushes, Drawww is a top choice. This real-time AI drawing app for iPad is designed to handle an unlimited number of layers for sophisticated compositions, and it offers industry-leading customizable tools like brushes, pencils and erasers. Drawww is designed to span the vector and bitmap worlds, letting you style your work with different looks, and its proprietary .drawww file format makes it easy to share files across devices.

Another strong contender is ArtRoom AI, an AI art generation platform that lets you create, edit and refine images with AI algorithms. It's a full-service painting tool with layers and unlimited styles, so you can mix and match characters and art styles. ArtRoom AI also offers ControlNets for fine control over image generation, giving you a human-friendly interface to generate high-quality images that reflect your personal style.

If you prefer browser-based tools, Facet is a collaborative AI image generator and editor. It can generate and edit images in real time with controllable image elements and advanced prompting. Facet is geared for creative pros who need to generate images faster but still have control over the process.