효린 – 사랑 하지 마 (Don’t Love Me)
Track 03 from Album "LOVE&HATE"
Release Date: 2013.11.26
효린 – 너 밖에 몰라 (One Way Love)
Track 02 from Album "LOVE&HATE"
Release Date: 2013.11.26
효린 – 널 사랑하겠어
Track 01 from Single "사랑을 보다 2 OST"
Release Date: 2012.01.19
효린 – Lonely
Track 01 from Album "LOVE&HATE"
Release Date: 2013.11.26
효린 – 이유같지 않은 이유
Track 05 from EP "나는 가수다 시즌3 2회 '내 마음을 움직인 90년대 명곡'"
Release Date: 2015.02.06
효린 – 9LIVES
Track 05 from EP "GOOD GIRL Episode 2"
Release Date: 2020.06.12
효린 – 내겐 너니까
Track 01 from Single "영광의 재인 OST Part.1"
Release Date: 2011.10.19
효린, 전효성, 현아, 니콜, 나나 (애프터스쿨) – 이사람
Track 01 from Single "2012 SBS 가요대전 The Color Of K-Pop 'Dazzling Red'"
Release Date: 2012.12.27
효린, 지연, 에일리(AILEE) – Super Star
Track 01 from Single "드림하이2 OST Part.4"
Release Date: 2012.02.21
효린, 지코 (ZICO), 팔로알토 (Paloalto) – 다크팬더 (DARK PANDA)
Track 01 from Single "DARK PANDA"
Release Date: 2015.08.26
효린 – 안녕
Track 01 from Single "별에서 온 그대 OST Part.4"
Release Date: 2014.01.22
효린 – Return
Track 01 from Single "나의 위험한 아내 OST Part.1"
Release Date: 2020.10.05
효린, 주영 – 지워 (Feat. 아이언)
Track 01 from Single "지워"
Release Date: 2014.11.20
효린 – 더 가까이
Track 01 from Single "맨도롱 또똣 OST Part.3"
Release Date: 2015.05.21
효린 – 사랑 할 때 아니야 (Money) (Prod. by 박재범, Cha Cha Malone) (Feat. 박재범, 지구인)
Track 01 from Single "언프리티 랩스타 2 Track 5"
Release Date: 2015.10.10
효린 – Just stay
Track 01 from Single "서른이지만 열일곱입니다 OST Part.2"
Release Date: 2018.08.07
효린 – 9LIVES
Track 06 from EP "SAY MY NAME"
Release Date: 2020.08.19
효린, 키썸 (Kisum) – FRUITY (Prod. GroovyRoom)
Track 01 from Single "FRUITY"
Release Date: 2017.06.29
효린 – BAE
Track 05 from EP "SAY MY NAME"
Release Date: 2020.08.19
효린 – 니가 더 잘 알잖아 (youknowbetter)
Track 01 from Single "#xhyolynx"
Release Date: 2019.05.22
효린 – Turnaround
Track 01 from Single "어린왕자 OST"
Release Date: 2015.12.16
효린 – 바다보러갈래 (SEE SEA)
Track 04 from EP "SAY MY NAME"
Release Date: 2020.08.19
효린 – 달리 (Dally) (Feat. GRAY)
Track 01 from Single "달리 (Dally) (Feat. GRAY)"
Release Date: 2018.04.23
효린 – Slow (Feat. 주헌 Of 몬스타엑스)
Track 05 from EP "IT'S ME"
Release Date: 2016.11.08
효린, 범키, 주영 – Love Line
Track 01 from Single "Love Line"
Release Date: 2015.12.18
효린 – 달리 (Dally) (feat. GRAY)
Track 03 from EP "SAY MY NAME"
Release Date: 2020.08.19