There was a download of nRF Connect 3.7.1 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The latest version of the software is supported on PCs running Windows 7/8/10/11, 32-bit.
The most popular versions among nRF Connect users are 3.3 and 2.2. The program lies within System Utilities, more precisely Device Assistants. NRF Connect.exe is the most frequent filename for this program's installer. The actual developer of the free software is Nordic Semiconductor ASA. We recommend checking the downloaded files with any free antivirus.
From the developer:
nRF Connect is a cross-platform tool that enables testing and development with Bluetooth low energy (previously called Bluetooth Smart). It allows easy setup of connections with other devices and use these connections for reading and writing to the external nodes. It is supported on Windows, Linux, and macOS, separate downloads for each platform.
You may want to check out more software, such as WIND Connection Manager, Connected Coloring Book or Connect and Shar Server, which might be related to nRF Connect.
Device Assistants
Debugging Tools