AlternativeTo answers a simple question: what else is there like this? You look up an application, such as Photoshop or Slack, and see a list of alternatives, ordered by how many users have liked them, with filters for platform, license, and features. Each entry has a description, screenshots, and user comments, which makes it easy to compare. The site covers software across desktop, mobile, web, and services.
It is useful when you want to avoid a subscription, move to open-source software, find something that runs on Linux, or replace a service that has shut down. Users can propose new applications and vote on alternatives, which keeps the site current. In recent years, it has added extensive coverage of AI tools, with categories for chatbots, image generators, and coding assistants.
AlternativeTo is free and supported by advertising. Rankings reflect user votes, which can favor popular products over best fits, and listings may be out of date. Other places to compare tools include G2 and Capterra for business software reviews, Product Hunt for new launches, and AI-specific directories such as Futurepedia and Best of AI. AlternativeTo suits anyone seeking a replacement for a specific app.