Comparison

Rotary Mod vs Piano Studio Mobile

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

Head to head
About

Rotary Mod

This app emulates a Leslie speaker, creating a pulsing vibrato effect for instruments and vocals. It offers precise control over rotor and horn speeds, cabinet size, and includes advanced features like frequency modulation and a unique Ribbon control for simultaneous parameter adjustments.

Highlights
  • Independent rotor and horn speed control
  • Frequency modulation with secondary LFO
  • Selectable cabinet size (Standard/Giant)
  • Hicut control for tone shaping
  • Tap Tempo for BPM sync
  • Innovative Ribbon control
  • Mix Lock for preset scrolling
Read full description

Rotary is a rotating cabinet effect that simulates a Leslie speaker. It produces a pulse-like vibrato effect depending on the speed of rotation. Rotary offers precise control to dial in the exact amount of movement you need. This classic, swirly effect has been used on countless hit records to drastically transform guitars, bass, synths and even vocals. Features: - Change the speed of the rotor and horn independently and adjust the mix of the two to produce pulsing effects and special vibratos. - Add frequency modulation to the rotor and horn speed using secondary LFO with selectable modulation source. - Choose cabinet size (Standard or Giant) to alter the sweetness of your tone. - Craft the exact sound you need with included Hicut control. - Use Tap Tempo to sync effect to the BPM of your song. - Incredibly easy to use with included presets. - Innovative Ribbon control allows for changing any combination of parameters simultaneously. - Use Mix Lock to scroll through presets while keeping the wet-dry mix constant. - Available as an Audio Units AUv3 plug-in and Standalone app.

About

Piano Studio Mobile

Transform your device into a professional 88-key piano with realistic sounds and advanced MIDI support. Learn with visual guidance, record melodies, and import your favorite songs. Perfect for musicians of all levels.

Highlights
  • 88-key professional piano interface
  • Advanced MIDI file import
  • Intelligent multi-track recording
  • Visual learning with illuminated keys
  • Multiple professional sound types
  • Bilingual interface (Spanish/English)
Features
Read full description

Turn your device into a professional 88-key piano with advanced MIDI support. Record melodies, import MIDI files, and learn with visual guidance. Music at your fingertips! PIANO STUDIO MOBILE - YOUR COMPLETE MUSIC STUDIO Transform your device into a complete piano experience with professional sounds, MIDI file support, and advanced recording features. Perfect for beginners, students, and experienced musicians. NEW: MIDI FILE IMPORT Load standard .mid/.midi files directly into the app Visual learning with keys that light up following the melody Multi-track MIDI support with automatic conversion Build your personal library of practice songs COMPLETE PIANO EXPERIENCE: Full 88-key piano (C2 to C8) with realistic response 6 professional sound types: Synthetic piano, pure tone, digital organ, retro 8-bit, and more Smart keyboard navigator with adaptive zoom for any screen size Multi-touch support for complex chords and advanced techniques ADVANCED FEATURES: Intelligent recording system that captures every note with precision Anti-distortion audio system for clean sound with multiple notes Pre-built song library organized by difficulty level Configurable musical notation (DO-RE-MI or C-D-E) Complete bilingual interface (Spanish/English) PERFECT FOR LEARNING: Visual guidance with illuminated keys during song playback Practice with your own MIDI files or built-in songs Progress from beginner to advanced with organized content No internet required once installed NO DISTRACTIONS: Zero advertisements or interruptions No subscriptions or hidden costs One-time purchase, lifetime access Privacy-focused with no data collection Mobile-optimized interface designed specifically for touchscreens. Professional audio quality with natural key response and advanced synthesis. Perfect for music education, daily practice, composition, or simply enjoying piano playing anywhere. Download Piano Studio Mobile and take your complete music studio with you!

Screenshots

Rotary Mod3 screens
Piano Studio Mobile4 screens

Verdict

The call

The clearest difference is price: Piano Studio Mobile at $2.99 against Rotary Mod's $7.99. Piano Studio Mobile also leads on review sentiment (100% vs 80%) and update cadence (monthly vs every 3 months). Rotary Mod's advantage is iOS requirement (11.0 vs 14.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

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

Rotary Mod costs $7.99 and Piano Studio Mobile $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Rotary Mod ships an update every 3 months, Piano Studio Mobile monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
Rotary Mod versus Piano Studio Mobile: the parameters behind the verdict, then further details
ParameterRotary ModPiano Studio Mobile
Price$7.99$2.99 — better
Rating4.3 (23 ratings) — better—
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings23 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better14.0
Further details — not scored
Size24 MB5 MB
Age rating4+4+
DeveloperEventideEduardo Revilla Vaquero

Customer experience

Rotary Mod

All ratings23 ratings
Positive82.6%
Neutral4.3%
Negative13.0%
Written reviews10 reviews
Positive80.0%
Neutral10.0%
Negative10.0%

Piano Studio Mobile

Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Rotary Mod

No in-app purchases

None

Piano Studio Mobile

No in-app purchases

Questions

Is Rotary Mod free?
Rotary Mod costs $7.99, with no in-app purchases.
Is Piano Studio Mobile free?
Piano Studio Mobile costs $2.99, with no in-app purchases.
Do Rotary Mod or Piano Studio Mobile have ads?
Neither Rotary Mod nor Piano Studio Mobile shows ads.
Which is updated more often, Rotary Mod or Piano Studio Mobile?
Rotary Mod ships an update every 3 months, and Piano Studio Mobile monthly. Most recently, Rotary Mod was updated on November 3, 2026 and Piano Studio Mobile on November 5, 2026.

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