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While Google provides services like Switch Access, Voice Access, and Talkback for Android users, these services cannot possibly serve all users with disabilities.

Talkback: a screen reader commonly used by visually impaired or blind users.

Voice Access (beta): allows Android users with mobility limitations to control a device with spoken commands.

Switch Access: allows Android users with mobility limitations to interact with devices using one or more switches.

Examples of common accessibility services It is a long-running privileged service that helps users process information on the screen and lets them to interact meaningfully with a device. What is an Accessibility Service?Īn Accessibility Service assists users with disabilities in using Android devices and apps. This codelab shows you how to create a very simple accessibility service. An accessibility service can communicate to the user on the application's behalf, for example by converting text to speech or providing haptic feedback when a user is hovering on an important area of the screen. Accessibility services are a feature of the Android framework designed to provide alternative navigation feedback to the user on behalf of applications installed on Android devices.