Mới đây, Melon Chart đã công bố danh sách top 100 bài hát được yêu thích nhất trong năm 2021. Các bài hát này đều đa phần thuộc về những nhóm nhạc, ca sĩ solo nổi bật trong năm qua.
Trong đó có Blackpink, BTS, IU, TWICE. Vì năm 2021, Blackpink không tung sản phẩm mới nên thành tích của họ trên bảng xếp hạng khá khiêm tốn.
1. IU - "Celebrity"
2. Brave Girls - "Rollin'"
3. BTS - "Butter"
4. Lee Mujin - "Traffic Light"
5. IU - "LILAC"
6. aespa - "Next Level"
7. Justin Bieber - "Peaches" (feat. Daniel Caesar & Giveon)
8. BTS - "Permission to Dance"
9. The Kid LAROI & Justin Bieber - "STAY"
10. MSG Wannabe (M.O.M) - "Foolish Love"
11. Heize - "HAPPEN"
12. D-Hack and PATEKO - "OHAYO MY NIGHT"
13. Oh My Girl - "Dun Dun Dance"
14. AKMU - "NAKKA" (with IU)
15. Taeyeon (SNSD) - "Weekend"
16. Rosé (BLACKPINK) - "On The Ground"
17. IU - "strawberry moon"
18. STAYC - "ASAP"
19. Brave Girls - "We Ride"
20. Coldplay & BTS - "My Universe"
21. IU - "My Sea"
22. Homies - "Siren Remix" (feat. UNEDUCATED KID and Paul Blanco)
23. NCT DREAM - "Hot Sauce"
24. ASH ISLAND - "MELODY"
25. Joy (Red Velvet) - "Hello"
26. aespa - "Savage"
27. IU - "Hold My Hand"
28. IU - "Coin"
29. Yang Yoseob (Highlight) & Jung Eunji (A Pink) - "LOVE DAY (2021)"
30. IU - "Ah puh"
31. Song I Han - "I Will Be Your Shining Star"
32. Red Velvet - "Queendom"
33. Rosé (BLACKPINK) - "Gone"
34. KyoungSeo - "Shiny Star (2020)"
35. Brave Girls - "Chi Mat Ba Ram"
36. Lee Mujin - "Rain and You"
37. NCT DREAM - "Dive Into You"
38. Justin Bieber - "Off My Face"
39. Ed Sheeran - "Bad Habits"
40. Baekhyun (EXO) - "Bambi"
41. NCT DREAM - "Hello Future"
42. Jeon Somi - "DUMB DUMB"
43. 10cm - "Borrow Your Night"
44. TWICE - "Alcohol-Free"
45. GyeongseoYeji and Jeon Gunho - "If You Lovingly Call My Name"
46. Jo Jung Suk - "I Like You"
47. (G)I-DLE - "HWAA"
48. BTS - "Dynamite"
49. SEVENTEEN - "Ready To Love"
50. LABOUM - "Journey to Atlantis"
51. SHINee - "Don't Call Me"
52. IU - "Hi Spring Bye"
53. SEVENTEEN - "Rock With You"
54. MSG Wannabe (JSDK) - "Only You"
55. NCT DREAM - "My Youth"
56. NCT DREAM - "Life Is Still Going On"
57. IU - "Epilogue"
58. NCT DREAM - "Irreplaceable"
59. NCT 127 - "Sticker"
60. Jung Dong Ha - "I Still Love You"
61. Bruno Mars, Anderson .Paak, Silk Sonic - "Leave the Door Open"
62. Sunwoojunga - "Run With Me"
63. Epik High - "Rain Song" (feat. Colde)
64. NCT DREAM - "Diggity"
65. Jukjae - "Do You Want To Walk With Me?"
66. SG Wannabe - "Timeless"
67. Im Young Woong - "My Starry Love"
68. MSG Wannabe (Top 8) - "Journey to Atlantis"
69. Pink Sweat$ - "At My Worst"
70. ITZY - "Mafia In The Morning"
71. BTS - "Life Goes On"
72. IU - "Flu"
73. Im Young Woong - "Love Always Runs Away"
74. John K - "parachute"
75. IU - "Troll" (feat. Dean)
76. PATEKO - "Rainy Day" (feat. ASH ISLAND & Skinny Brown)
77. NCT DREAM - "Rainbow"
76. STAYC - "STEREOTYPE"
77. NCT DREAM - "ANL"
78. Homies - "Siren"
79. EXO - "Don't Fight The Feeling"
80. Jawsh 685, Jason Derulo, BTS - "Savage Love (Laxed – Siren Beat) [BTS Remix]"
81. CHEEZE - "Never Loved This Way Before"
82. NCT DREAM - "Be There For You"
83. Joosiq - "Think About You"
84. Mirani, Munchman, Khundi Panda, and MUSHVENOM - "VVS" (feat. JUSTHIS) (produced by GroovyRoom)
85. NCT 127 - "Favorite (Vampire)"
86. SEVENTEEN - "Is It Still Beautiful"
87. BLACKPINK - "Lovesick Girls"
88. Etham - "12:45 (Stripped)"
89. NCT DREAM - "Rocket"
91. 90. Lee Ye Joon - "On That Day"
92. Jang Beom June - "Can't Sleep"
93. Heize - "On Rainy Days (2021)"
94. D.O. (EXO) - "Rose"
95. TXT - "0X1=LOVESONG (I Know I Love You)" (feat. Seori)
96. NCT DREAM - "Countdown (3, 2, 1)"
97. K.Will - "Back In Time"
98. IU - "Secret Garden"
99. Kim Dae Myung - "In front of the Post Office in Autumn"
Như vậy, dựa vào bảng xếp hạng, IU là ca sĩ solo có ca khúc được yêu thích nhất. Cô vượt qua các đối thủ nặng ký như BTS, Blackpink hay TWICE để giành thứ hạng này.