The two products at a glance
BTM
Download from KV. Auto-organize. Tag key/BPM. Build setlists. Free Mac app.
Stage Traxx 4
32-track live mixing. MIDI automation. Lyrics autoscroll. Network sync. $29.99.
Most BTM-vs-X comparisons are about replacement. This one isn't. BTM and Stage Traxx 4 sit at different points in the gig workflow — prep and performance. They're functionally non-overlapping. The honest framing is "do you need one, the other, or both?", not "which is better?"
Feature-by-feature comparison
| Feature | BTM | Stage Traxx 4 | Notes |
|---|---|---|---|
| Primary job | Library prep on Mac | Live performance hub | Different jobs. Both legitimately good at theirs. |
| Platform | macOS (Universal) | iPad, iPhone, macOS 13.6+ | Stage Traxx syncs across all three via iCloud. |
| Price | Free | Free w/ 6-song limit · $29.99 unlock | Stage Traxx full unlock includes 12 months of new features. |
| KaraokeVersion catalog browser | Yes — 93K+ songs, in-app | No — bring your own files | BTM is purpose-built for KV users. Stage Traxx is catalog-agnostic. |
| One-click stem downloads | Yes | N/A | Use BTM to fetch, then drag into Stage Traxx. |
| Auto-organized library | Yes — folders, tags, naming | Manual — drag-and-drop import | Stage Traxx assumes your library is already organized. |
| Multitrack live mixing | No (stereo playback only) | Yes — up to 32 tracks/song | This is Stage Traxx's headline feature. |
| Output buses | Stereo out | 16 buses, multi-channel routing | Send stems separately to FOH, in-ears, monitors. |
| 4-band EQ per track | No | Yes — per track AND per bus | Pro-grade live mixer. |
| AUv3 plugin support | No | Yes (iOS) — 4 per output bus | Compression, reverb, etc., on each stem live. |
| MIDI automation | No | Yes — embed in lyrics, MIDI Clock + MTC out | Switch guitar patches, fire lighting cues, sync rig. |
| Key shift | Yes — ±6 semitones, on stored files | Chord transpose only (display) | BTM shifts the audio. Stage Traxx shifts the chord chart. |
| Lyrics & chords display | Yes — fetched automatically | Yes — text + markdown + PDF | Stage Traxx has autoscroll synced to playback. |
| PDF sheet music + annotation | No | Yes | Useful if you read charts on stage. |
| Audio regions / live rearranging | No | Yes — loop, skip, extend on the fly | One more chorus when the crowd's into it. |
| Network sessions (band sync) | No | Yes — share lyrics + transport over Wi-Fi | Whole band on the same setlist, controlled remotely. |
| iCloud sync (iPad / iPhone / Mac) | No | Yes | Stage Traxx is the cross-device setup. |
| Backup & restore | File-system based (Time Machine) | Built-in (full unlock only) | — |
| Learning curve | Low — built around KV workflow | Medium-high — pro feature set | Stage Traxx rewards setup time with massive flexibility. |
| Best for | Solo/duo cover acts, KV users, library prep | Multi-piece bands, touring acts, complex live rigs | — |
Which do you need first?
Get BTM if…
Free · Mac · github.com/bobbyleavens
- You're a KaraokeVersion subscriber drowning in disorganized downloads
- You play stereo backing tracks (no separate stems to FOH)
- You need to shift song keys to match a singer
- You want lyrics + chords auto-fetched per song
- You don't need MIDI automation or live multitrack mixing
- "Free" is non-negotiable
Get Stage Traxx 4 if…
Free w/ limits · $29.99 full unlock · iOS + Mac
- You run multitrack stems live (separate vocals, click, instruments)
- You want lyrics autoscroll synced to playback on stage
- You need MIDI to switch patches, trigger lighting, sync rigs
- You're in a band that needs synced setlists across multiple devices
- You perform from iPad on stage
- You read PDF sheet music or annotated charts
- Browse KaraokeVersion catalog inside BTM on Mac
- Download stems, custom mixes, key-shifted versions
- BTM auto-files everything with consistent naming and tags
- Drag the prepped files into Stage Traxx 4 on Mac
- iCloud syncs them to your iPad and iPhone overnight
- Walk on stage with iPad → multitrack out to interface → run the gig
The split: BTM does the boring desktop work so you never touch Finder. Stage Traxx does the high-stakes live work so the gig doesn't crash.
Honest things to know about each
BTM trade-offs
BTM is a focused tool — it does the KaraokeVersion library job better than anything else, but it doesn't pretend to be a live performance app. There's no multitrack mixer, no MIDI, no lyrics autoscroll synced to playback. If your live setup needs any of that, BTM is the wrong tool to evaluate against Stage Traxx — they're not competing.
It's also Mac-only. There's no iOS or Windows version planned.
Stage Traxx 4 trade-offs
Stage Traxx is enormously capable but has a real learning curve. The 32-track mixer, audio regions, MIDI embedding in lyrics, network sessions — each of these is a feature with real depth. If you only need to play stereo MP3s through a Mac, you're paying $29.99 for power you'll never use.
The pricing model is unusual. The $29.99 unlock includes "12 months of new features" — after that, you keep what you've unlocked, but new features released later may be locked behind a discounted renewal. It's not a subscription (you're never locked out), but it's not "buy once, free forever" either. Reasonable, just worth understanding.
Importantly: Stage Traxx doesn't connect to KaraokeVersion. You bring your own files. So if you're a KV user, you'll still need something to handle the download/organize side — which is exactly the gap BTM fills.
Frequently asked questions
Is BTM a replacement for Stage Traxx 4?
No. They're different tools for different jobs. BTM organizes and manages your KaraokeVersion library on Mac before the gig. Stage Traxx 4 runs your tracks live on stage with multitrack mixing, MIDI automation, and lyrics autoscroll. Most gigging musicians using both use BTM at home and Stage Traxx on stage.
Does Stage Traxx 4 download tracks from KaraokeVersion?
No. Stage Traxx imports audio files you already own — it doesn't connect to any backing-track catalog. You bring your own MP3s, WAVs, or multitrack stems. BTM is the tool that handles KaraokeVersion downloads, custom stem exports, and library organization.
Do I need Stage Traxx if I already use BTM?
Not necessarily. If you're a solo/duo cover act playing simple stereo backing tracks, you can run them straight from QuickTime or any audio player. Stage Traxx becomes worth it when you need multitrack live mixing (separate stems to FOH and in-ears), MIDI automation for guitar patches and lighting, lyrics autoscroll, or band-wide setlist sync.
What's the price of Stage Traxx 4?
Free download with a 6-song limit and several disabled features. Full unlock is a $29.99 USD one-time purchase. After 12 months you keep what you've unlocked — only future feature releases require a renewal license.
Does Stage Traxx 4 run on Mac?
Yes — as of January 2026, Stage Traxx 4 runs natively on iPad, iPhone, and Mac (macOS 13.6+) with iCloud sync across all three. Earlier versions were iOS-only.
Can I use BTM and Stage Traxx 4 together?
Yes — and many serious gigging musicians do. Download and organize with BTM on Mac, then drag the prepared files into Stage Traxx for live use. Stage Traxx will iCloud-sync them across your iPad and iPhone for stage use.