Complex Solution

John O'Callaghan

BPM138 Key5BE♭ MajorEnergyPeak timeTrance (Main Floor)

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7:50·Released 2020·

Songs That Mix Well With "Complex Solution" by John O'Callaghan

Discover harmonic, tempo, and energy-matched tracks that blend smoothly with this Trance (Main Floor) tune. Every match below is DJ-ready and scored for mix compatibility.

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Complex Solution

John O'Callaghan

1385B

Trance (Main Floor)

By score

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Stay - Sneijder Extended Remix

Ben Gold, Sivan

138 BPM·5B·Trance (Main Floor)

Tempo lockSame keyRelated artistPopular

Same key (5b), keeps the same energy, similar matched brightness and warm tonal match — smooth blend, vibe stays consistent — seamless blend

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Venezuela - Extended Mix

Dan Stone

138 BPM·5B·Trance (Main Floor)

Tempo lockSame keyRelated artist

Same key (5b), energy rises (+7%), similar matched brightness and warm tonal match — smooth blend, vibe stays consistent — seamless blend

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Blink feat. Lucy Pullin - Extended Mix

Simon Patterson, Lucy Pullin

138 BPM·4B·Trance (Main Floor)

Tempo lockAdjacentRelated artist

Adjacent key (4b), keeps the same energy, similar matched brightness and warm tonal match — smooth blend, vibe stays consistent — seamless blend

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Massive - Daniel Skyver Remix

Ralphie B

138 BPM·6A·Trance (Main Floor)

Tempo lockRelated artist

Creative key move – mix quickly or use effects, energy eases (-6%), matched brightness, vibe stays consistent — seamless blend

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Our Little Game - Extended Mix

Mark Sherry, Mallorca Lee

140 BPM·6B·Trance (Main Floor)

+2 BPMAdjacentRelated artist

Adjacent key (6b), keeps the same energy, similar matched brightness and warm tonal match — smooth blend, minor tempo adjustment needed — seamless blend

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Why these tracks?

Every recommendation above is scored across six dimensions — harmonic key, BPM, energy, texture, mood, and vocal compatibility — then refined by community-rated transitions from real DJs. That's why each match has a number and a reason, not just a list of tracks in the same key.

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About This Track

Complex Solution by John O'Callaghan is a bass-heavy Trance (Main Floor) track at 138 BPM with high drive and balanced groove. At 82% energy, it delivers peak-time intensity.

Harmonic Context

At 5B, this track opens up harmonic mixing with adjacent keys, enabling smooth melodic transitions.

Rhythmic Foundation

At 138 BPM, this Trance (Main Floor) track is built for peak time — high intensity, full commitment.

Energy Profile

With 82% energy and high drive, heavy bass weight, this track offers a balanced energy profile for flexible mixing.

Track Character

Energy82%

Drive69%

Groove44%

Brightness87%

Bass Weight79%

Tempo138 BPM

Key5B

Major · 3

7:50

Duration

52%

Mood

-14 dB

Loudness

About this artist

John O'Callaghan

John O'Callaghan is an Irish trance producer and DJ known for his work in progressive and uplifting trance. His productions combine melodic elements with driving rhythms, establishing him as a notable figure in the…

Median BPM: 138
Top key: 11A · F♯ Minor
Active: 2025
Tracks: 54

View John O'Callaghan’s profile