CIEL-FM-4 is a French-language Canadian radio station located in Trois-Pistoles, Quebec. The station airs a mix of locally produced programming and simulcasting of CIEL-FM in Rivière-du-Loup. Owned and operated by Radio CJFP (1986) ltée (part of the Groupe Radio Simard), it broadcasts on 93.9 MHz with an effective radiated power of 229 watts using an omnidirectional antenna (class A1). The station has an adult contemporary format under the CIEL branding.