Song fit

Can you sing Alone by Halsey ft. Big Sean & Stefflon Don?

Alone by Halsey ft. Big Sean & Stefflon Don is estimated around D#3 to D#5, based on Halsey ft. Big Sean & Stefflon Don's typical range; song-level verification is pending. Measure your own range free to see how this song fits your voice.

All Halsey ft. Big Sean & Stefflon Don songshigher-risk songsBalanced voices may find this approachable.
D#3D#5
Low noteD#3Estimated from artist range
High noteD#5Estimated from artist range
Span24 stestimate · verification pending
Tempo100 BPM
KeyF major86% confidence

Estimated from the artist’s full range, which likely spans multiple singers or harmonies; the lead melody is probably narrower. Verification pending.

Not sure whether D#3 or D#5 is in your voice? Hum a note and the note finder names it, or watch your pitch live with the pitch detector. Both are free and need no account.

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Sing It

Practice before you pick it.

We do not publish lyrics directly. Find a karaoke version on YouTube, then come back to compare the song against your Vocal ID.

What key is Alone in?

Original keyF major86% confidence
Tempo100 BPM

HumMatch's audio analysis reads Alone in F major at 86% confidence and about 100 BPM, a confident read, so the original key shown here is a solid starting point for practice or transposition.

The Your Key card on this page shows whether F major fits your measured voice or exactly how far to shift it. Free, from a 30-second hum.

Best key for Alone by voice type

A general starting point by voice type, not your own measured range. Take the free vocal range test to see the exact key for your voice.

BassB major (-6)
BaritoneB major (-6)
TenorC# major (-4)
AltoF major
Mezzo-sopranoA major (+4)
SopranoB major (+6)

Can I sing Alone at karaoke?

Alone's 24-semitone span puts it in the top 22% widest ranges in pop songs HumMatch tracks.

Highest and lowest notes

The available song-fit estimate places the low note around D#3 and the high note around D#5. If either edge feels tense, try a different key.

Vocal style

An alto would need to stretch for Alone's peak note (D#5), but it lands comfortably for a mezzo-soprano.

Karaoke difficulty

Karaoke familiarity for Alone sits at 38/100: less recognizable than the typical pop song HumMatch tracks (median 50).

Who it likely fits

A span in the top 22% widest for pop helps explain Alone's 72/100 karaoke-difficulty score.

Who may struggle

At 100 BPM in F major, Alone sits on the slower side for a pop pick.

Did this song fit your voice?

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Range Guide

Alone is estimated around D#3 to D#5. Compare that with your Vocal ID before choosing the original key. If your comfortable high note is below the song’s hardest section, try a lower key or one of the safer alternatives below.

D#3D#5

Perfect For These Voice Types

FIT

Balanced voices may find this approachable.

Requires versatility, key awareness, and a comfortable upper edge.

Best For

DRIVE

Road Trip

Shared playlist pick

PRACTICE

Practice

Build vocal strength

GROUP

Karaoke Night

Room-friendly planning

Songs like Alone you can sing

Range labels come from HumMatch’s researched catalog. Take the free vocal range test to see your % on every one of these.

Song fit FAQ

What vocal range do I need to sing Alone?

HumMatch estimates Alone at D#3 to D#5 (about 24 semitones), based on Halsey ft. Big Sean & Stefflon Don's typical performed range; song-level verification is pending. Compare it against your own Vocal ID and test the chorus first.

What is Halsey ft. Big Sean & Stefflon Don's vocal range?

HumMatch has not verified a researched vocal range for Halsey ft. Big Sean & Stefflon Don yet. Estimated ranges across 1 song suggest roughly D#3 to D#5 (roughly 2 octaves); treat that as an estimate until song-level research lands.

Is Alone hard to sing?

Alone scores 72/100 for karaoke difficulty on HumMatch, which rates as higher-risk. Karaoke familiarity for Alone sits at 38/100: less recognizable than the typical pop song HumMatch tracks (median 50).

What is the vocal style of Alone?

An alto would need to stretch for Alone's peak note (D#5), but it lands comfortably for a mezzo-soprano.

What voice type fits Alone?

A span in the top 22% widest for pop helps explain Alone's 72/100 karaoke-difficulty score.

Can I sing Alone at karaoke?

Alone may work at karaoke if the original key sits comfortably for you and you know where the risky chorus or low phrases happen.

How can I check if Alone fits my voice?

Hum 3 notes in HumMatch and compare your Vocal ID against Alone, safer alternatives, and higher-risk picks.

What key is Alone by Halsey ft. Big Sean & Stefflon Don in?

Alone by Halsey ft. Big Sean & Stefflon Don is in F major. HumMatch's audio analysis detects this key at 86% confidence, and that score is shown on the page so you know how solid the read is.

What is the BPM of Alone?

Alone runs at about 100 BPM, as measured by HumMatch's audio analysis.

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