NVDA (NonVisual Desktop Access) is a free screen reader for computers running on the Windows operating system. Here is a snapshot of just some of NVDA’s features.
- Support for popular applications including web browsers, email, internet chatting, and office programs including Word and Excel.
- NVDA can be installed directly on to your computer, but it has the ability to run entirely from a USB stick or other portable media.
- Built-in speech synthesiser for English and more than 43 other languages.
- Reporting of textual formatting where available, such as font name and size, style and spelling errors.
- Automatic announcement of text under the mouse and optional audible indication of the mouse position.
- Support for many refreshable braille displays.
- Easy to use talking installer.
- Support for common accessibility interfaces including Java Access Bridge.
- Support for Windows command prompt and console applications.
NVDA runs on both 32-bit and 64-bit editions of Microsoft Windows. The minimum Operating System required to run NVDA is Windows 7 with Service pack 1. NVDA has no additional hardware requirements beyond those of the operating system and requires around 50 MB of disk space.
NVDA is bundled with eSpeak, a free multi-lingual speech synthesizer. Additionally, NVDA can use both SAPI 4 and SAPI 5 speech engines.