# Cook:RE Documentation > Keep the recipes you actually cook. Cook:RE is an AI-powered recipe analysis and personal library app for iPhone that imports recipes from web pages, Safari captures, pasted text, photos, and PDFs. ## Guides - [Capturing and Importing Recipes](https://www.cookre.app/docs/v1.1/capturing-recipes.md): How to save recipes into Cook:RE from Safari, cooking apps, cookbook photos, PDFs, and pasted text. - [Measurement Units and Kitchen Scales](https://www.cookre.app/docs/v1.1/measuring-and-units.md): How Cook:RE handles US and metric units, kitchen scale preferences, and density-backed conversions. - [Scaling Yields and Editing Recipes](https://www.cookre.app/docs/v1.1/scaling-and-editing.md): How to scale recipe batch sizes, edit ingredients or instructions, and track revision history in Cook:RE. - [Cook Mode, Steps, and Timers](https://www.cookre.app/docs/v1.1/cook-mode-and-timers.md): How to use Cook:RE's cooking mode, step checklists, ingredient strike-outs, timers, and Live Activities.