What is the best alternative to SongPop: Guess The Song on iPhone?

SongPop Classic - Music Trivia, S tier, #1 in music trivia.

Is there a free alternative to SongPop: Guess The Song?

Yes: SongPop Classic - Music Trivia (S tier, #1) is free to download, with in-app purchases.

Yes. 2 apps rank above it in music trivia: SongPop Classic - Music Trivia (#1), SongPop Party (#2).

SongPop: Guess The Song is S tier, #3 of 6 in music trivia. Here is everything that competes with it on iPhone, in tier order.

1
SongPop Classic - Music TriviaS
Free + IAP · ★ 4.7 · 63,284 ratings · score 96
A music trivia game where players guess the artist and title of song clips, solo or in online multiplayer.
2
SongPop PartyS
n/a · ★ 4.8 · 61,144 ratings · score 93
Music trivia game where players guess songs solo, against others in Arena matches, or in local and online party.
4
KaraFun: Karaoke, Battle, QuizA
Free download · ★ 4.8 · 24,969 ratings · score 88
Karaoke app with a song library, Battle singing game, music quizzes, real-time voice scoring and offline sync.
5
Singer Quiz - Find who is the music celebrity!D
Free + IAP · ★ 4.8 · 3,029 ratings · score 59
A free quiz game where you identify famous singers from a picture, with levels ranging from easy to very hard.
6
Guess The Song Pop Music GamesD
Free + IAP · ★ 4.4 · 3,657 ratings · score 58
A free music quiz where you guess a song from its lyrics, picking one correct answer out of four.

What is the best alternative to SongPop: Guess The Song on iPhone?: SongPop Classic - Music Trivia, S tier, #1 in music trivia.
Is there a free alternative to SongPop: Guess The Song?: Yes: SongPop Classic - Music Trivia (S tier, #1) is free to download, with in-app purchases.
Does anything rank above SongPop: Guess The Song?: Yes. 2 apps rank above it in music trivia: SongPop Classic - Music Trivia (#1), SongPop Party (#2).