BPM Tapper & BPM to ms Calculator
Tap along to any song to find its BPM, then get delay times in ms, note lengths, bar and phrase durations. Free tap tempo tool that runs in your browser.
Mix better, party smarter.
Practical guides to DJing, mixing, BPM and party planning, plus free tools: BPM tapper, Camelot wheel, DJ set planner and party drinks calculator.
Free tools
All toolsCamelot Wheel: Find Compatible Keys
Interactive Camelot wheel for harmonic mixing: pick a key and see every compatible key, from safe ±1 moves to energy boosts, with musical key names.
DJ Set Planner: Tracks, Timeline & BPM
Plan your DJ set: enter set length, track time and BPM range to see how many tracks you need, a phase timeline and a track-by-track tempo plan.
Party Drinks Calculator: How Much to Buy
Work out how much beer, wine, spirits, soft drinks, water and ice to buy for your party, based on guests and hours. Get a shopping list you can copy.
Latest articles
All articles9 min read
How Much Food for a Party? Amounts per Person
How much food for a party: per-person amounts for finger food, buffets, barbecues, bread and dessert, with worked examples for 20 and 40 guests and a buffer.
10 min read
How to Find the Key of a Song by Ear or with Software
How to find the key of a song: by ear with a keyboard app, with DJ software or key analysis tools, how to tell major from minor and convert to Camelot codes.
8 min read
How to Play a Warm-Up DJ Set: Tips for Opening DJs
How to play a warm-up DJ set: what the opener is there for, volume, tempo and track choice, reading an empty room and a clean handover to the next DJ.
8 min read
How to Record a DJ Mix: Setup, Levels and Sharing
How to record a DJ mix: software recorder, USB recording or audio interface, safe levels without clipping, file formats, tracklists and sharing your mix.
10 min read
Wedding DJ Timeline: Music for Every Part of the Day
Wedding DJ timeline: what music plays when, from ceremony and drinks to entrance, dinner, speeches, first dance and last song, with an example and a template.
7 min read
8 DJ Transition Techniques Every DJ Should Know
Eight DJ transition techniques explained step by step: bass swap, long blend, cut, echo out, filter, loop, drop swap and tempo changes, with when to use each.