Sai Global Harmony Radio, a religious radio station in India offers 24 hours a day on each and every day of the week, the universal message of love by Bhagawan Sri Sathya Sai Baba. Sai Global Harmony Radio is popular as Radio Sai.

Sai Global Harmony Radio went on the air for the first time from India on 23rd November 2001, influenced by Bhagwan Sri Sathya Sai Baba. Initially the broadcast service of Sai Global Harmony Radio was restricted to some specific countries of Asia. However, with the passage of time, Sai Global Harmony Radio covers most of countries and its services are available 24 hours a day, 7 days a week. In Asia, the services of Sai Global Harmony Radio can be obtained on the AsiaStar satellite of WorldSpace, while Africa and Europe can hear this Indian Radio Channel through the AfriStar satellite of WorldSpace. Besides the two satellite radio services, Sai Global Harmony Radio also offer a streaming service on the Internet, especially for the profit of listeners in America, Scandinavia, Russia, Eastern Europe, Australia and New Zealand.

Sai Global Harmony Radio, a WorldSpace digital satellite radio channel airs discourses, bhajans by Sathya Sai Baba of Puttaparthi. All the programs of Sai Global Harmony Radio originate in Prashanthi Nilayam, and the crew of Sai Global Harmony Radio possesses a full-fledged studio to do all the pre-broadcast work in India itself. Initially, the crew had to record audio files on to CD and send them to the uplink stations via Bangalore. The uplink station of Sai Global Harmony Radio for AfriStar is in Johannesburg. Owing to the increased use the Internet, the data programming of Sai Global Harmony Radio is presently send by SFTP. On occasions of vital events like Swami`s Birthday, Sai Global Harmony Radio delivered Divine Discourse through SFTP.

The programs of Sai Global Harmony Radio transmitted to Melbourne and Johannesburg are stored in computers there. The daily broadcast schedule is organized from Prashanthi Nilayam by generating the divine Playlists in India. Separate Playlists are made for AsiaStar and AfriStar. This provision was made with the objective to generate more and more region specific programs. Special programs in Italian, German and other languages are being designed for the benefit of listeners in Europe and Africa.

The Playlist generation of Sai Global Harmony Radio is done using software developed in Prashanthi Nilayam. Using the Internet, the Playlists are transformed into the computers in the uplink stations, which later take over. In brief the broadcast items are preloaded into the uplink computers and are controlled entirely from Prashanthi Nilayam. The Playlist generation and control is done through computers located in the Prashanthi Digital Studio and the Sri Sathya Sai Space Theatre (Planetarium). Historically, the Sai Global Harmony Radio services started in the Planetarium; the Prashanthi Digital Studio came later. The Planetarium is an important anchor point for Sai Global Harmony Radio.

The program package of Sai Global Harmony Radio includes Swami`s Discourses, bhajans, songs, talks, interviews, plays and so on. The tagline of Sai Global Harmony Radio is "Tune in to Radio Sai Global Harmony.... Experience His Presence at your home". The programme of Sai Global Harmony Radio starts with bhajans early in the morning by various artists. Devotional songs in Telugu, musical presentation by devotees from foreign countries, instrumental bhajans on flute follows all through the day. Many divine speeches and dramas broadcasted in Sai Global Harmony Radio energise the listeners with pious austerity.