House · 2019
Mixes well with this track
Checking key, tempo, energy, groove, mood and vocals.
Every recommendation 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 chemistry number and a reason, not just a list of tracks in the same key.
Rollerball by David Penn is a bass-heavy House track at 123 BPM with moderate drive and balanced groove. At 88% energy, it delivers peak-time intensity.
Released 25 Mar 2019 · 5:30 · 44% mood · -10 dB loudness
The feel
The bass weight is the story here — 84% puts it in the top tier of the catalog. Lead with it.
Where it lives in a set
88% energy places it in the peak — the top of the night — full commitment, the room is already yours.
David Penn is a house music producer and DJ known for his work in deep and tech house. His productions and DJ sets have established him as a fixture in the contemporary house music landscape.
124
Median BPM
8A
Top key
2002–2025
Active
71
Tracks
123 BPM — squarely in house territory, mixable within roughly 118–128 BPM without pitch artefacts.
A Minor — 8A on the Camelot wheel. Harmonically compatible with 8B, 7A and 9A.
Tracks in 8A, 8B, 7A or 9A between ~118–128 BPM.
Peak-time weapon — 88% energy with a steady groove hits hard and holds the floor. Drop it when the room is already yours.
Explore: 123 BPM tracks · 8A tracks · 8A → 8B key pair · Harmonic mixing guide · House mixing guide
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Mixes well with this track
Every candidate scored on key, tempo, energy, groove, mood and vocals — the top 5, ranked.
Veins
Hot Since 82
124 BPM · 8A · Tech House
Same key · +1 BPM — seamless blend
Feel the Power - Extended Mix
Re.you
124 BPM · 8A · House
Same key · +1 BPM — seamless blend
Everybody Be Somebody
Earth n Days
124 BPM · 8A · House
Same key · +1 BPM — seamless blend
Shaded
Shades Of Rhythm
122 BPM · 8A · House
Same key · -1 BPM — seamless blend
Elena
Harunhuba
124 BPM · 6A · House
Energy-boost key · +1 BPM — seamless blend
8A → 8A
Same key, ±2 BPM. With 60% groove and heavy bass, long blends work — cut the incoming bass until the switch.
Feel the Power - Extended Mix
Re.you · 124 BPM · 8A
87 chemistry
8A → 8B
Relative major — brighter key, same tonal centre. Pair it with a higher-energy record and the floor keeps moving.
8A → 7A · 9A
Adjacent keys through a breakdown. This one runs 5:30 — the outro gives you a full phrase to work with.
Moving On
Emanuel Satie · 126 BPM · 7A
83 chemistry