Comparison

Orbital Harp vs Practimo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Orbital Harp

Create unique orbital symphonies by tapping to generate planets that play notes as they orbit suns. Experience ever-changing soundscapes that blend chaos and calm, with a variety of instruments and visual effects.

Highlights
  • Generative music creation
  • 17 unique instruments
  • Beautiful nebula visuals
  • Multiple musical scales
  • Configurable physics and effects
  • Background playback
  • MIDI support (Premium)
Features
Read full description

Tap to create planets. Watch them orbit suns and play notes as they pass through zones. Sounds weave in and out as planets speed up, slow down, collide, and interact. The music shifts between chaos and calm, never repeating the same way twice. Features: • 17 instruments: piano, harp, kalimba, pads, bells, theremin, and more • Beautiful visuals: nebula backgrounds, glowing planets with particle trails, dynamic lighting • Multiple scales: Major, Minor, Pentatonic, Dorian, Blues, and more • Grid and harp layouts: choose how zones are arranged • Keys or strings triggering: change how planets trigger notes • Autoharp mode: toggle or hold notes to control what's playable • Paint mode: assign specific notes to each zone, including wildcards • Per-planet control: assign different instruments, scales, and octave ranges to each planet • Built-in effects: filter, delay, and reverb with real-time control • Saves: build a library of evolving compositions • Background playback: keeps making music when you switch apps • Configurable physics: toggle wall bounces, collisions, and collision sounds MIDI Support (Premium): • Multi-timbral output with 16 channels + X/Y position CC per planet • MPE mode with per-note pitch bend, slide, and pressure • Route to any MIDI-compatible app (AUM, GarageBand, DAWs, synths) • Per-planet MIDI routing: assign MIDI channels and MPE controls independently Perfect for: • Ambient soundscapes that evolve on their own • Live performance and improvisation • Meditation, relaxation, and creative flow • Generative music experiments • Weird beats and drones No subscription. No ads. Just you and the universe.

About

Practimo

Features
Read full description

Practicing but not progressing? Practimo turns scattered notes and timers into one guided daily routine — so you always know what to work on, and you can hear yourself improve. • Build a routine by dragging focus items — technique, scales, a song, sight-reading — into the order you want • Hit Start and follow a guided session: per-item timer, metronome, and quick notes, all in one place • Record before/after clips and compare them weeks apart — real proof you're getting better • Rotation surfaces what you've been neglecting, so practice never goes stale • Track your streak and weekly minutes • A genuinely complete metronome (subdivisions, accents, visual + haptic beat) and a chromatic tuner with standard & alternate guitar tunings — free, ad-free, forever Practimo Pro is a one-time unlock — no subscription: unlimited routines, unlimited recordings, and your full 12-week progress view. You own it. Works for any instrument, guitar-first. No account required, and your practice data stays on your device. Terms of Use: https://practimo.app/terms Privacy Policy: https://practimo.app/privacy

Screenshots

Orbital Harp4 screens
Practimo4 screens

Verdict

The call

Orbital Harp and Practimo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Orbital Harp sells 1 one-off in-app purchase and Practimo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Orbital Harp ships an update every 5 days, Practimo every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Orbital Harp versus Practimo: the parameters behind the verdict, then further details
ParameterOrbital HarpPractimo
PriceFreeFree
Rating5.0 (7 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 5 days — betterEvery 6 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.4
Further details — not scored
Size20 MB61 MB
Age rating4+4+
DeveloperStatic Void Studio, LLCAner Sarid

In-app purchases

1 purchases

Orbital Harp

One-time1
  • Premium Upgrade$4.99
1 purchases

Practimo

One-time1
  • Practimo Pro$19.99

Questions

Is Orbital Harp free?
Orbital Harp is free to download, with in-app purchases available.
Is Practimo free?
Practimo is free to download, with in-app purchases available.
Do Orbital Harp or Practimo have ads?
Neither Orbital Harp nor Practimo shows ads.
Which is updated more often, Orbital Harp or Practimo?
Orbital Harp ships an update every 5 days, and Practimo every 6 days. Most recently, Orbital Harp was updated on November 5, 2026 and Practimo on October 31, 2026.

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