The only app with intelligent backing tracks that show you what to play, a multi-instrument tuner, metronome, chord reference, and a live community to find musicians and jam anywhere. Completely free.
No more juggling five different apps. JustJam brings every tool and every connection into one place.
Join the waitlist and get early access the moment JustJam is live.
Pick a track, hit play, and JustJam displays the current chord, the upcoming chord, and the right scale to improvise over in real time. Not just a player. An interactive teacher built into every track.
Join the waitlist and be first to play.
Everything you need, right at your fingertips. Designed for musicians, by musicians.
JustJam tunes Guitar, Bass, Ukulele, Violin, Saxophone, Cello, and detects the pitch you are singing with Voice mode. Auto-tuning handles detection automatically.
Look up any chord on Guitar, Piano, or Ukulele with visual diagrams. Browse all modes and scales with notes highlighted on the actual instrument. Everything a musician reaches for daily, always one tap away.
JustJam is a network of musicians. Find players near you by instrument and genre, create or join jam sessions, and build your musician profile.
Most tuner apps cover one instrument. JustJam tunes everything in your bag, with auto-tuning mode and a visual headstock.
Standard and alternate tunings
4-string standard
GCEA tuning
GDAE tuning
Tenor and alto
CGDA tuning
Detects the note you sing
Any instrument, any pitch
Sign up and get early access when JustJam launches.
Look up any chord or scale across Guitar, Piano, and Ukulele. Notes are shown on the actual instrument so you know exactly where to put your fingers.
Metronome, transposer, circle of fifths. No separate apps. No switching. All in one place.
BPM control, time signatures from 1/4 to 9/4, accent patterns, subdivisions, and a TAP button for tempo detection.
Type in a chord progression, choose the number of semitones, and get the result instantly. Essential for Sax and Bb instruments.
An interactive visual of all 12 keys, their relationships, and relative minors. The most used music theory diagram, always in your pocket.
JustJam gives musicians every tool they need, connects them with other players, and fits in their pocket wherever they go.
Whether you are a beginner or seasoned pro, JustJam gives you the tools to play better, jam more, and actually enjoy every session.
Playing alone only gets you so far. JustJam is a network of musicians where you can find bandmates, start jams, and grow together.
From practice rooms to the beach. JustJam runs on iPhone, Android, iPad and Web, so your full toolkit is always in reach.
JustJam is a network of musicians. Find players near you or anywhere in the world, organize jam sessions, and connect with people who play what you play.
Your full music toolkit across every screen you use.
iPhone
iPad
Android
"Finally an app that shows me what scale to play over a backing track. I have been using JustJam every day since I got beta access."
"The violin tuner alone is worth it. I used to carry three separate apps. Now it is all here and it actually works while I am playing."
"The transposer saved me at rehearsal. I play tenor sax and needed to convert chords quickly. One tap and done. Never going back."
JustJam is built for musicians of any level who want to play better, learn more, and connect with other players. Whether you are a student who wants to understand chords, a hobbyist who jams at home, or a semi-pro looking for bandmates, JustJam gives you the tools and the community in one free app.
Yes. The core app is free: hundreds of backing tracks, all music tools including tuner, metronome, chords, scales, transposer and circle of fifths, and full community features to find musicians and organize jams. A Pro tier is planned for unlimited online jam time, more tracks, and no ads.
The app is launching very soon on iOS, Android, and Web simultaneously. Join the waitlist to be notified the moment it is available and get early access.
Rock, Blues, Jazz, Funk, Hip-Hop, Metal, Reggae, Bachata, Salsa, Merengue, Flamenco, Country, Soul, R&B, and Drum & Bass. New tracks are added continuously and you can filter by genre and BPM.
Yes. The community section lets you search for musicians by instrument, genre, level, and location. You can message them, invite them to a jam session, and organize events directly in the app. Both online and in-person sessions are supported.
Probably yes. JustJam tunes Guitar, Bass, Ukulele, Violin, Saxophone, Cello, and includes a Voice mode that detects which note you are singing and a Sound mode for any other instrument. More instruments are added based on user requests.
Join the waitlist. Be first to download. It is free.
No spam. Just a notification when the app goes live.
