Skip to content
Independent App Studio

Premium tools,
purpose-built to do one thing well.

Heliotone designs highly focused, offline-first utility apps for people who take their craft seriously. No clutter, no accounts, no compromise. Just sharp tools that respect your time and your data.

Explore our apps Our philosophy
Offline-first Private by design No subscriptions for core features
Flagship App

From the Heliotone collection

Karaoke Setlist

Your repertoire, scored and ready

An offline-first companion for people who take karaoke seriously. Build your repertoire with scores, ratings, tags, and genres, line up Tonight's Queue, run the night in KJ Mode, and share your list straight to the KJ. Everything saves automatically and stays on your device.

  • Your repertoire, scored
    Catalog every song with scores, ratings, tags, and genres so your go-tos are always at hand.
  • Tonight's Queue & KJ Mode
    Line up the night, run multiple singers in KJ Mode, and share your list straight to the KJ.
  • Offline, auto-saving, private
    Works with no signal, saves as you go, and keeps your data on your device. Import, export, or print a menu anytime.

Get the app

Add to Home Screen

Installs instantly as an offline app. No account needed.

Native apps coming soon

Coming soon toApp Store Coming soon toGoogle Play
Karaoke Setlist app — My Repertoire screen showing songs in rotation, scores, search, and the bottom navigation.

More focused tools from the studio are in the works.

How we build

Studio philosophy

Three principles shape everything Heliotone ships.

Offline-first architecture

Apps are built to work fully without a connection. The network is an enhancement, never a dependency, so the tool is always ready when you are.

Local data & privacy

Your data lives on your device by default. No accounts to create, no tracking, no quiet harvesting. What's yours stays yours.

Friction-free workflows

Every screen earns its place. We obsess over the fewest taps, clear states, and interfaces that disappear so the work comes first.

Let's build something focused.

Questions, partnership ideas, or feedback on an app? We read every message.

jon@heliotone.com