What is the best alternative to Auto BPM: Music Tempo Finder on iPhone?

Tap That Tempo, A tier, #2 in tap tempo.

Is there a free alternative to Auto BPM: Music Tempo Finder?

Yes: Tap That Tempo (A tier, #2) is free to download, with in-app purchases.

No. Auto BPM: Music Tempo Finder is #1 in tap tempo.

Auto BPM: Music Tempo Finder is S tier, #1 of the 7 tiered apps in tap tempo. Here is everything that competes with it on iPhone, in tier order.

2
Tap That TempoA
Free + IAP · ★ 4.7 · 1,176 ratings · score 83
A tap-based tool that measures the BPM of music by tapping along to the beat.
3
GruKit: DJ Vinyl ScannerC
Free download · ★ 5.0 · 3 ratings · score 61
Free iOS toolkit for vinyl DJs and collectors: song ID, turntable speed check, BPM tapping, barcode lookup and record.
4
Tap Tempo ButtonF
Free download · ★ 4.4 · 13 ratings · score 33
Measures the BPM of a song by tapping along to its beat on your iPhone.
5
Tap Tempo: BPM CounterF
$0.99 · ★ n/a · 0 ratings · score 25
Measures BPM by tapping along or listening with the microphone, and saves tempos on iPhone and Apple Watch.
6
Tap Tempo: BPM and Beat MatchF
Free + IAP · ★ n/a · 0 ratings · score 24
Tap along to a rhythm to measure its tempo in BPM, with a metronome, delay time converter and tap history log.
7
Tap Tempo BPMF
Free download · ★ 1.0 · 1 ratings · score 12
A tap tempo BPM counter that measures the tempo of music by tapping along to it.

What is the best alternative to Auto BPM: Music Tempo Finder on iPhone?: Tap That Tempo, A tier, #2 in tap tempo.
Is there a free alternative to Auto BPM: Music Tempo Finder?: Yes: Tap That Tempo (A tier, #2) is free to download, with in-app purchases.
Does anything rank above Auto BPM: Music Tempo Finder?: No. Auto BPM: Music Tempo Finder is #1 in tap tempo.