20 Best Kdramas and Kmovies OST (Original Soundtrack) of 2021

2021 has been a great year for Kdramas and movies. Endearing casts, stunning cinematography, and no less important is the soundtrack to match and build the mood. According to fans, here are the 20 best Kdramas OST (original soundtrack) of 2021.

Disclaimer: the list is not ranking based

Table of Contents

Best Kdramas OST (Original Soundtrack) of 2021

1. Another Level – “Be My Boyfriend”

‘Another Level’ by CLC Seunghee, Seungyeon, and Yeeun is the OST of “Be My Boyfriend.” Aired from February 25 to April 15, 2021, “Be My Boyfriend” became one of the best high-school romance Kdramas in 2021.

2. So Not Worth It – “So Not Worth It”

“So Not Worth It” was one of the most-anticipated Netflix’s Kdrama series in 2021. This Kdrama attracted attention from many, especially those who want to see GOT7 Youngjae act as Korean Australian Sam. Moreover, Youngjae also did the ‘So Not Worth It’ OST that became one of the best Kdramas OST of 2021.

3. Here Always – “Hometown Cha Cha Cha”

Stray Kids Seungmin’s ‘Here Always’ is the OST of “Hometown Cha Cha Cha.” With the charming casts, touching story, and beautiful OST, it’s not surprising that “Hometown Cha Cha Cha” became the most beloved Kdramas of 2021.

4. It Starts Today – “True Beauty”

Not only did Hwang In Yeop steal viewers’ hearts with his acting skill, but he also mesmerized many with his voice. Hwang In Yeop’s voice in ‘It Starts Today’ is the perfect OST to bring Seo Jun to life.

5. Is It Me? – “Lovers of the Red Sky”

EXO Baekhyun’s angelic voice is perfect for giving the romantic mood for the historical romance “Lovers of the Red Sky.”

“With his golden vocals and the lyrics, Baekhyun is able to convey the pain and aching felt by the two characters as they long for each other.”
Genius Korea

6. Love Me Like That – “Nevertheless”

The romantic scenes between Song Kang and Han So Hee in “Nevertheless” will be one of the hardest to forget. Especially when Sam Kim’s ‘Love Me Like That’ appeared as the OST – it’s just perfect!

7. A White Night – “Double Patty”

Red Velvet Irene made her big-screen debut with “Double Patty.” Not only did she prove her excellent acting skill, but Irene also gave the feeling to the movie’s story with his soft vocals in ‘A White Night.’

8. Starlight – “True Beauty”

Another OST of “True Beauty” becomes one of the best Kdramas OST of 2021. ‘Starlight’ by SF9 Chani is written and performed from the perspective of the second male lead, Han See Jun. ‘Starlight’ becomes one of the best Kdramas OST of 2021, even topping Spotify Global Viral 50 chart in its debut.

9. Tempest – “The Devil Judge”

Starring GOT7 Jinyoung, “The Devil Judge” is undoubtedly a good drama of 2021. Meanwhile, the OST ‘Tempest’ highlighted the indie rock trio Huckleberry Finn. The song sounds quite different from other best Kdramas OST of 2021 yet catches attention with another genre.

10. Break Your Box – “The Box”

EXO Chanyeol’s first leading role in Jukebox’s road movie, “The Box,” is really something! He combined both of his acting and music skills in the film.

“Through his lyrics, Chanyeol’s character aims to break out of the mental box he feels trapped in and wants to live his dreams out. As the theme song of the movie, the track has multiple versions and is able to represent other characters as well.”
Genius Korea

11. Timeless – “Beyond Evil”

Although known as a fun R&B singer, Bibi has shown her different side with her OST ‘Timeless’ for “Beyond Evil.”

12. Yours – “Jirisan”

BTS Jin is well-known for his silver voice. Not only that, he can give the ‘soul’ to every song he sings, which earns him the title of actor of singing. So as soon as Jin’s OST ‘Yours’ for “Jirisan” was released, it instantly became the best of 2021.

13. Breaking Down – “Doom at Your Service”

Talented casts worked outstandingly for an emotional Kdrama, “Doom at Your Service.” But what is a Kdrama without a touching OST? The queen of ballads, Ailee, is the perfect person to deliver the OST, ‘Breaking Down.’

14. Adrenaline – “Vincenzo”

The mafia tale about Song Joong Ki’s Vincenzo Cassano is one of the most favorite Kdramas of 2021 and will remain in everyone’s hearts. Meanwhile, its English version OST, ‘Adrenaline’ by MAMAMOO Solar, also gains massive attention from Kdrama and Kpop lovers and becomes one best Kdramas OST of 2021.

15. Christmas Tree – “Our Beloved Summer”

BTS V’s ‘Christmas Tree’ rocketed to #1 on the Billboard Digital Song Sales chart as soon as it was released. Meanwhile, “Our Beloved Summer” is still at the top 5 of the most talked Kdramas until the 5th week of December.

16. Loveable – “A Love So Beautiful”

“A Love So Beautiful” is a sweet adaptation of a 2017 Chinese drama based on ‘To Our Pure Little Beauty’ novel by Qianqian. SinB ‘Loveable’ is a perfect OST for the first love story.

17. I Wish – “The Red Sleeve Cuff”

Wheein’s vocal is perfect to deliver the story of Deok Im, the female lead in “The Red Sleeve Cuff.” The OST ‘I Wish’ instantly becomes one of the most favorite of 2021.

“If it’s something you’ve been waiting for all the time
Nothing to hesitate
It’s a story written only by the two of us
If it’s the moment I hope and hope for again
It’s you who smiles happily”
Wheein’s ‘I Wish’

18. X – “Law School”

Capturing the intense atmosphere of “Law School,” we need a strong OST. Therefore, Safira.K’s ‘X’ is the perfect OST and automatically gives us goosebumps.

19. Wish – “Hometown Cha Cha Cha”

“Hometown Cha Cha Cha” has lots of beautiful songs from ‘Romantic Sunday,’ ‘Here Always,’ and ‘Wish.’ Choi Yu Ree’s vocals perfectly gives the vibe to the Kdrama.

20. Love Sight – “Doom at Your Service”

TXT presents their versatility and vocal abilities in the ballad for “Doom at Your Service.” Not surprisingly, ‘Love Sight’ instantly becomes one of the best Kdramas OST of 2021.