Comparison

Audio Evolution Mobile Studio vs Musical Chord

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

Head to head
About

Audio Evolution Mobile Studio

This app is a portable multitrack audio and MIDI recording studio. It offers virtual instruments, pitch and time editing, real-time effects, and automation for creating music productions on the go.

Highlights
  • Multitrack audio recording and playback
  • MIDI sequencing with piano roll editor
  • Virtual instruments and Soundfont support
  • Real-time effects and flexible routing
  • Pitch and time editing for vocals
  • Non-linear editing with undo/redo
  • Export tracks as separate audio files
Features
Currently charting
Read full description

Record your ideas on the go or create entire music productions from scratch, we'll leave it up to you! This app is a portable multitrack audio and MIDI recording studio featuring virtual instruments, pitch and time editing of vocals (*), unlimited undo/redo, mixing, real-time effects, automation and much more! Features: • Multitrack audio recording / playback • MIDI sequencing with piano roll editor and MPE support • Drum pattern editor (including triplets, use your own samples and effects chain per drum sound) • Automatically or manually tune your vocals with Vocal Tune Studio (*) : an editor to correct pitch and time of vocal recordings and the timing of any audio material. It features retune time, retune amount, volume and formant correction per note as well as vibrato controls. • Add tempo and time signature changes including gradual tempo change • Real-time effects including: chorus, compressor, delay, dual delay, reverse delay, reverb, flanger, noise gate and many more! • Flexible effect routing: an unlimited number of effects can be placed on a grid, featuring parallel effect paths. • Assign LFO's to effect parameters or lock parameters to tempo • Sidechain on the compressor effects • Inter-app audio effects and instruments • AudioBus support (including AudioBus remote) • Audio Unit instruments, effects and AU MIDI • Multi-output support for Audio Unit instruments • Virtual analog synthesizer 'Evolution One' featuring morphing oscillators, FM, Sub Osc, Noise, Portamento, 2 LFO's that can be routed to 12 targets, Moog type filtering, effects, ARP, sequencer and more! • Soundfont (sf2/sf3/sfz) support: free GS/GM Soundfont included, add more from the Soundfont shop or from your own collection • Non-linear editing with move, trim, split, cut/copy/paste, remove, cross-fade, time-stretching etc. with full undo/redo • Virtual instruments (comes with free instruments and more instrument packs to download) • Track freezing to save CPU usage • Clip volume and fade points • Loop playback • Automation of mixer and effect parameters • Mix-down to WAV, AIFF and ALAC • Metronome • Ghost track display on the piano roll • MIDI clock sync • MIDI remote control • Punch in/out • Unlimited number of tracks and groups • Offline effects: fade in/out, normalize, reverse, pitch shift, time stretching • Several grid options for aligning your samples (with tempo and time signature settings) • Export to other DAW's by rendering all tracks to separate audio files (stems) • Media server to access your files easily from a desktop computer • Multi-core support • AudioShare support • Trackpad support • Cloud sync using Google Drive and Dropbox In short: a complete portable multitrack music studio that will replace your fourtrack recorder or tape machine! (*) The following in-app purchases are available to expand your studio: • ToneBoosters effect pack 1 (Barricade, DeEsser, Gate, Reverb) • ToneBoosters EQ with frequency analyzer • ToneBoosters Compressor • ToneBoosters Ferox • ToneBoosters V4 Barricade • ToneBoosters V4 BitJuggler • ToneBoosters V4 Compressor • ToneBoosters V4 Enhancer • ToneBoosters V4 EQ • ToneBoosters V4 MBC (multi-band compressor) • ToneBoosters V4 ReelBus • ToneBoosters V4 Reverb • ToneBoosters V4 Sibilance • ToneBoosters V4 Voice Pitcher • Vocal Tune with two-voice harmonizer and Vocal Tune PRO, both real-time vocal pitch correction effects • Vocal Tune Studio: auto tune your vocals, pitch and time correction • Soundfont instrument packs • Loop packs from Function Loops The 'PRO' in-app purchase is only for people who downloaded version 1.x in the past and is not applicable to version 2.0 or higher. If you have any suggestions, questions or want to report a bug, please contact us! We'll gladly solve any problem! Facebook: https://www.facebook.com/AudioEvolutionMobile Forum: https://www.extreamsd.com/forum

About

Musical Chord

This app offers a comprehensive suite of tools and exercises for music study, catering to both beginners and advanced musicians. It covers music theory, ear training, sheet music reading, chord analysis, and includes practical tools like a tuner and metronome for various instruments.

Highlights
  • Music theory exercises
  • Chord progression analysis
  • Sheet music reading
  • Instrument tuner
  • Metronome
  • Chord dictionary
  • Virtual instruments
Features
Read full description

Musical Chord is an app that helps you study music, from beginner to advanced. There are several tools for musicians, music theory, thousands of exercises on music theory, music perception, sheet music, chords, chord progression, musical intervals, musical cadences, which will help in your learning and evolution in acoustic guitar, electric guitar, piano and any musical instrument in general. Key Features: - Exercises on music theory, music perception, sheet music, chords, chord progression, intervals, chord progression, and cadences. - Tools for musicians. - Music theory. - Reharmonization theory and tool. - Tuner for acoustic guitar, electric guitar, bass, among others. - Metronome. - Musical intervals. - Chord progression. - Chord calculator. - Chord dictionary for acoustic guitar, electric guitar and piano. - Rhythmic reading on sheet music. - Solfeggio on sheet music. - Perception of musical intervals. - Scales for acoustic guitar, electric guitar and piano. - Harmonic functions of each chord. - Chord replacement. - Musical cadences. - Virtual Drum - Virtual Piano - Audio controls with pitch change and speed change - Chords by similar notes - Circle of fifths - Piano pads - Recorder - Pitch Graph - Fretboard Made for beginners and advanced musicians. Do you have any suggestions? Our team is ready to assist you. Musical Chord.

Screenshots

Audio Evolution Mobile Studio4 screens
Musical Chord4 screens

Verdict

The call

The clearest difference is rating: Musical Chord at 5.0 against Audio Evolution Mobile Studio's 4.2. Musical Chord also leads on in-app purchases (none vs 10) and review sentiment (89% vs 64%). Audio Evolution Mobile Studio's advantage is ratings volume (172 vs 4) and update cadence (every 8 days vs every 3 weeks). On ads, device support and iOS requirement 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

Audio Evolution Mobile Studio costs $11.99 and Musical Chord $9.99 up front. Audio Evolution Mobile Studio sells 10 one-off in-app purchases. Musical Chord asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Musical Chord holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Audio Evolution Mobile Studio has 172 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 64% of Audio Evolution Mobile Studio's written reviews are positive against 89% of Musical Chord's.

UpkeepUpdate frequency

Audio Evolution Mobile Studio ships an update every 8 days, Musical Chord every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard8 real differences · 3 level
Audio Evolution Mobile Studio versus Musical Chord: the parameters behind the verdict, then further details
ParameterAudio Evolution Mobile StudioMusical Chord
Price$11.99$9.99 — better
Rating4.2 (172 ratings)5.0 (4 ratings) — better
Positive reviews64.2% of reviews89.3% of reviews — better
Number of ratings172 — better4
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank#37 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size163 MB89 MB
Age rating4+4+
DeveloperDavy WentzlerFelipe De Freitas Batista

Customer experience

Audio Evolution Mobile Studio

All ratings172 ratings
Positive78.5%
Neutral7.6%
Negative14.0%
Written reviews176 reviews
Positive64.2%
Neutral10.2%
Negative25.6%

Musical Chord

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews28 reviews
Positive89.3%
Neutral7.1%
Negative3.6%

Bugs and requests

Audio Evolution Mobile Studio

Reported bugs

4 issues
  • Undo function causes freezing
  • MIDI files not importing correctly
  • Audio sync issues when using external interfaces
  • AU plugins not integrating smoothly

Requested features

5 requests
  • Add a global swing/groove track
  • Improve MIDI editing capabilities
  • Implement a more intuitive mixer layout
  • Add support for MP3 export
  • Integrate better with other iOS apps

Musical Chord

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Audio Evolution Mobile Studio

One-time10
  • FX pack 1$1.99
  • FX pack 2 (Graphic EQ)$1.99
  • ToneBoosters Compressor$1.99
Show 7 more
  • ToneBoosters EQ$1.99
  • ToneBoosters Ferox$1.99
  • Steinway Grand Piano$2.99
  • Vocal Tune$4.99
  • ToneBoosters FX pack 1$4.99
  • PRO (very old versions only)$6.99
  • Vocal Tune Studio$12.99
None

Musical Chord

No in-app purchases

Questions

Is Audio Evolution Mobile Studio free?
Audio Evolution Mobile Studio costs $11.99, and also offers in-app purchases.
Is Musical Chord free?
Musical Chord costs $9.99, with no in-app purchases.
Which has better reviews, Audio Evolution Mobile Studio or Musical Chord?
Musical Chord is rated higher. Audio Evolution Mobile Studio averages 4.2 out of 5 from 172 ratings, while Musical Chord averages 5.0 from 4 ratings.
Do Audio Evolution Mobile Studio or Musical Chord have ads?
Neither Audio Evolution Mobile Studio nor Musical Chord shows ads.
Which is updated more often, Audio Evolution Mobile Studio or Musical Chord?
Audio Evolution Mobile Studio ships an update every 8 days, and Musical Chord every 3 weeks. Most recently, Audio Evolution Mobile Studio was updated on November 2, 2026 and Musical Chord on November 3, 2026.

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