These Are the 20 Most-Rated K-Dramas of All Time on Viki — And They’re Absolute Must-Watches

If you’ve ever fallen down the K-drama rabbit hole at 2 AM, you already know the feeling — one episode in and you’re completely hooked. But with thousands of titles out there, where do you even start? The answer is simple: trust the ratings. Viki, one of the world’s biggest K-drama streaming platforms, has a community of millions who don’t lie. These 20 dramas have each crossed 100,000+ ratings, making them the most beloved of all time on the platform.

Whether you’re a first-timer or a seasoned Hallyu fan, this list is your ultimate watchlist. And if you’re into Korean entertainment and esports, don’t miss our coverage at TechnoSports for more pop culture and gaming updates.

Top 20 Most-Rated K-Dramas on Viki — At a Glance

Source: Viki ratings as of April 2023. Learn more about the Korean Wave (Hallyu) on Wikipedia.

The Top 20, Ranked and Reviewed

1. What’s Wrong With Secretary Kim (2018) — 486,502 ratings / ★9.7

The undisputed #1 on Viki. Park Seo Joon plays an arrogant CEO who panics when his devoted secretary (Park Min Young) decides to quit. Their chemistry produced the most-watched K-drama kiss scene ever — and yes, it lives up to the hype.

2. True Beauty (2020–2021) — 406,107 ratings / ★9.6

Moon Ga Young plays a girl who masters makeup to hide her insecurities, only to fall for the school’s most gorgeous boy (Cha Eun Woo). Based on a hit webtoon, the casting was so perfect that rookie actor Hwang In Yeop gained nearly 10 million Instagram followers from this single show.

3. While You Were Sleeping (2017) — 286,857 ratings / ★9.6

Suzy plays a woman cursed with prophetic dreams of people’s deaths. Lee Jong Suk is the prosecutor she falls for while trying to change fate. The perfect blend of suspense, romance, and eye candy — Jung Hae In rounds out the love triangle beautifully.

4. W (2016) — 275,922 ratings / ★9.6

Han Hyo Joo gets pulled into the world of a comic book where Lee Jong Suk’s character is the lead hero. It’s conceptually brilliant, visually striking, and the handcuff scene alone made the internet lose its mind.

5. Strong Woman Do Bong Soon (2017) — 248,885 ratings / ★9.7

Park Bo Young is a tiny woman born with superhuman strength, hired as a bodyguard by a dorky tech CEO (Park Hyung Sik). The “Park-Park” couple is still one of the most adored pairings in K-drama history — criminally cute.

6. Doom at Your Service (2021) — 224,914 ratings / ★9.5

Seo In Guk plays a grim reaper-like entity of doom who unexpectedly finds himself falling for a terminally ill woman (Park Bo Young). Dark, poetic, and emotionally gutting — this one will leave marks on your soul.

7. Heirs (2013) — 210,414 ratings / ★9.5

Lee Min Ho and Park Shin Hye lead a star-studded cast in this elite school romance about chaebols and the girl who disrupts their world. The iconic Kim Eun Sook writing is on full display, delivering lines that fans still quote a decade later.

8. My ID is Gangnam Beauty (2018) — 192,449 ratings / ★9.4

Im Soo Hyang plays a girl who gets plastic surgery to escape bullying, only to discover identity runs deeper than looks. Cha Eun Woo’s rain confession scene is the stuff of legend. Deeper than it appears on the surface.

9. Hotel Del Luna (2019) — 179,870 ratings / ★9.6

IU plays the badass, fashionable owner of a hotel for ghosts, with Yeo Jin Goo as her reluctant human manager. Written by the Hong Sisters, this drama is hauntingly beautiful, wildly stylish, and absolutely binge-worthy.

10. Kiss Goblin (2020) — 178,238 ratings / ★9.2

Bae In Hyuk plays a goblin who must kiss 10 humans to become mortal. A web drama that punches way above its weight — charming, warm, and surprisingly addictive from the very first episode.

11. Mr. Queen (2020–2021) — 169,536 ratings / ★9.7

A modern-day male chef’s soul gets trapped in the body of a Joseon queen (Shin Hye Sun). The result is comedy gold. Kim Jung Hyun as King Cheoljong is quietly swoon-worthy while Shin Hye Sun delivers one of the funniest performances in K-drama history.

12. Tale of the Nine-Tailed (2020) — 167,634 ratings / ★9.6

Lee Dong Wook plays a 1,000-year-old nine-tailed fox living in modern Seoul who crosses paths with a fierce TV producer (Jo Bo Ah) connected to his past. The star-crossed tension is almost unbearable in the best possible way.

13. Weightlifting Fairy Kim Bok Joo (2016–2017) — 165,183 ratings / ★9.7

Lee Sung Kyung and Nam Joo Hyuk play a weightlifter and a swimmer navigating love, identity, and college pressure. One of those rare dramas that only gets more beloved with time — it’s pure, wholesome joy.

14. Hwarang (2016–2017) — 157,878 ratings / ★9.7

Park Seo Joon, Park Hyung Sik, SHINee’s Minho, and BTS’s V — all in one show. A historical drama about elite Silla warriors that also gave birth to the now-legendary Wooga Squad friendship in real life.

15. Flower of Evil (2020) — 156,471 ratings / ★9.7

Lee Joon Gi plays the perfect husband hiding a terrifying secret, while his wife (Moon Chae Won) is a detective unknowingly closing in on him. A masterclass in acting and tension — the romance hits even harder because of the thriller beneath it.

16. Guardian: The Lonely and Great God (2016–2017) — 154,087 ratings / ★9.7

Gong Yoo as an immortal goblin and Lee Dong Wook as a grim reaper sharing a house is already iconic. Add a beautiful love story written by Kim Eun Sook, and you get one of the most beloved K-dramas ever made.

17. Her Private Life (2019) — 153,467 ratings / ★9.5

Park Min Young plays a secret K-pop fangirl who falls for her cold new boss (Kim Jae Wook). Ryan Gold is widely considered one of the greatest K-drama boyfriends ever written — endlessly patient, warm, and absolutely devastatingly handsome.

18. Descendants of the Sun (2016) — 152,313 ratings / ★9.7

Song Joong Ki as a special forces captain falls for a military doctor (Song Hye Kyo) in a war zone. This drama was a cultural earthquake — one of the defining titles that ignited the global Hallyu wave and made K-dramas mainstream worldwide.

19. Personal Taste (2010) — 147,772 ratings / ★9.3

Lee Min Ho moves in with Son Ye Jin’s character while pretending to be gay — and slowly falls in love for real. A classic friends-to-lovers setup carried by two of K-drama’s biggest stars. Timeless and rewatchable.

20. Oh My Venus (2015–2016) — 147,394 ratings / ★9.7

So Ji Sub plays a hotshot celebrity trainer who takes on a self-conscious lawyer (Shin Min Ah) as his client — and falls hard. Their chemistry is electric, and this show has one of the most satisfying romantic arcs on the entire list.

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