If you want a tool to reproduce lighting from one portrait photo to another, SwitchLight is a great option. This AI-powered image editing tool lets you copy lighting from one photo and apply it to new portraits for the best results. It comes with features like Copy Light, HDRI Relight, and PBR Material Acquisition, so it's geared for photographers, graphic designers and 3D modelers. SwitchLight offers a free plan and a Pro plan for $12.99/month with unlimited relighting and higher resolution options.
Another choice is InstantLight, which lets you make lighting changes to your images on the fly. It offers customizable lighting, brightness, placement and orientation, along with a range of lighting presets. It's good for e-commerce and marketing, where you can keep backgrounds the same while making changes. InstantLight also can be integrated with APIs and plugins for various image, video and 3D editing software, so it's a good option for a variety of creative fields.