In 2001, Jak FM held a 6% radio market share.
[2] Sudibyo Karsono also contributed to Irama Indah radio.
Jak FM changed the branding only on 18 September 2000 and launched from 10 January 2001 to the present.
Jak FM slowly reduced classic hits (now on Most Radio 105.8 FM) and added new announcers, including morning show DJ Ronal Surapradja and Tike Prie.
Outside operating hours, Jak FM plays automated music.