송현석, 박성록, 김형준 – Fall In Love
Track 03 from EP "The 1st Climix"
Release Date: 2011.04.22
김형준 – 갈팡질팡
Track 08 from Album "애정만만세 OST"
Release Date: 2011.11.11
김형준 – Heaven
Track 05 from EP "1st Mini Album My Girl"
Release Date: 2011.03.08
김형준 – 다른여자 말고 너 (Feat. DOK2)
Track 04 from EP "1st Mini Album My Girl"
Release Date: 2011.03.08
김형준 – oH! aH!
Track 03 from EP "1st Mini Album My Girl"
Release Date: 2011.03.08
김형준 – Angel (Feat. E-tribe)
Track 02 from EP "1st Mini Album My Girl"
Release Date: 2011.03.08
김형준 – 화성남자 금성여자 (Feat. 미소)
Track 01 from Single "화성남자 금성여자"
Release Date: 2009.04.09
이한철, 스윗소로우 (SWEET SORROW), 김형준, 정지영 – 아오테아로아
Track 01 from Single "아오테아로아"
Release Date: 2009.08.12
김형준, 김소정 – Love Is
Track 01 from Single "뮤지컬 '카페인 (Cafe-In)' OST"
Release Date: 2010.11.26
김형준 – Girl
Track 01 from EP "1st Mini Album My Girl"
Release Date: 2011.03.08
김형준 – 이밤이 지나가면
Track 01 from EP "내게 거짓말을 해봐 OST Part.2"
Release Date: 2011.05.24
김형준 – 잠 못 드는 밤 (Feat. 길미)
Track 05 from EP "Kim Hyung Jun Special Edition"
Release Date: 2011.11.21
김형준 – Sign
Track 02 from Album "그대를 사랑합니다 OST (Repackage)"
Release Date: 2012.05.18
김형준 – 나쁜 남자라서
Track 05 from EP "Escape"
Release Date: 2012.07.09
김형준 – 갈팡질팡
Track 01 from Single "애정만만세 OST Part.3"
Release Date: 2011.08.26
김형준 – AM 3: WOO YEAH
Track 04 from EP "AM to PM 7-5-11-3"
Release Date: 2017.04.06
김형준 – 다른 여자 말고 너 (Spacecowboy Ver.)
Track 03 from EP "Kim Hyung Jun Special Edition"
Release Date: 2011.11.21
김형준 – 사랑한단 말도
Track 01 from Album "그대를 사랑합니다 OST (Repackage)"
Release Date: 2012.05.18
김형준 – Sign
Track 01 from EP "그대를 사랑합니다 OST"
Release Date: 2012.05.14
김형준 – 잘못 걸었어 (Feat. JQ)
Track 04 from EP "Escape"
Release Date: 2012.07.09
김형준 – PM 11: 내일 또 모레 (2MORO)
Track 03 from EP "AM to PM 7-5-11-3"
Release Date: 2017.04.06
김형준 – oH! aH! (Remix Ver.)
Track 02 from EP "Kim Hyung Jun Special Edition"
Release Date: 2011.11.21
김형준 – AM 3: WOO YEAH
Track 03 from EP "AM to PM 5-11-3"
Release Date: 2017.03.08
김형준 – PM 5: 기대 (Count On You)
Track 02 from EP "AM to PM 7-5-11-3"
Release Date: 2017.04.06
김형준 – Just Let It Go
Track 03 from EP "Escape"
Release Date: 2012.07.09
김형준 – Girl (Spacecowboy Ver.)
Track 01 from EP "Kim Hyung Jun Special Edition"
Release Date: 2011.11.21