SoundPrism Pro vs iSymphonic Orchestra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SoundPrism Pro
This app is a professional composition tool and MIDI controller that generates harmonic sound textures and cinematic tracks. It offers a new way to control synthesizers and visualize musical relationships, allowing users to compose film scores, create loops, and generate music for video games.
- Professional composition tool
- MIDI controller
- Harmonic sound texture generator
- Visualize musical relationships
- Control VSTis and synthesizers
- Accelerometer input for MIDI CC
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What is SoundPrism Pro? * a professional composition tool and midi controller * an interactive generator for harmonic sound textures and epic cinema tracks * a completely new way to control existing VSTis, synthesizers and sound modules * an intuitive way to visualize and internalize musical relationships * an innovative way to interact musically with geometric pitch space visualizations * a way to define awesome pitch layouts by using the new PitchClassShifter What can I do with it? * compose film soundtracks * find new chord progressions for your tracks * create loops with advanced tonality * compose epic sound textures for your next video game * provide your media presentations with self made music Where do I find detailed info? * watch the Trailer (composed with SoundPrism Pro) at www.youtube.com/audanika * check out the interactive manual at www.soundprismhowto.com * read our blog audanika.tumblr.com to find out more about the scientific theory behind * try SoundPrism standard to test SoundPrism (without MIDI and PitchClassShifter) ***New Expression feature:*** - SoundPrism Pro now supports Accelerometer Input to control MIDI CC Events - go to out www.soundprismhowto.com to find out more What our users are saying: "I urge all of you to pick up Sound Prism Pro- one of my top 3 music apps. Now with more midi!" Jim Guthrie (composer of Swords&Sworcery:EP) -http://bit.ly/hUiylq "I had a GREAT time playing it before and will make a video of myself playing later today!! I LOVE it!!" Jordan Rudess via Skype "It took less than a few minutes to create verse and chorus melodies that work together. In this quick demo I used some free Roland TR-808 samples and a software Korg Wavestation through D16′s Devastor distortion. Truly inspirational." Oliver Chesler - http://bit.ly/hucUWf "I'm not a keyboard player, and the way this app already plays the chords for you, you get a whole new sound from the Sound Module you use." Comment on PalmSounds http://bit.ly/hGv53g "SoundPrism Pro as a wireless midi controller for iPad is pretty darned useful" Paul Bailey via Twitter "I own many midi apps, SoundPrism Pro is by far the best a Beautiful app Thank you" Cane Creek via Twitter
iSymphonic Orchestra
This app provides sophisticated, realistic orchestral sounds for musicians. Connect a MIDI keyboard to your device to access a wide range of instruments for live performance or composition. It supports advanced audio and MIDI connections with other apps.
- Realistic orchestral instrument sounds
- MIDI keyboard connectivity
- Audio Unit and Inter-App Audio support
- Low latency audio engine
- Integrated effects with presets
- MIDI recording and playback
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The ultimate orchestra sound app for sophisticated musicians by award-winning sound designer Kurt Ader, designed as professional sound module for your iPad, iPhone or iPod touch by connecting an external MIDI keyboard, using the Apple USB camera adapter or another adapter supported by Apple.¹ Listen to the demo videos on our product website! This app supports Audio Unit and Inter-App Audio for audio & MIDI connections from/to other audio apps, as well as Bluetooth LE MIDI ! iSymphonic Orchestra was designed with the goal to deliver you superb, extremely realistic and stunning orchestra sounds, instantly with the first key being pressed by you on your MIDI keyboard. Just select a sound and you are ready for your live performance or for a boost of creativity while composing new songs. The sounds used in this app were explicitly recorded to fulfill these requirements and involved several months of recording and post processing under supervision of Kurt Ader and included a variety of innovative, new recording techniques. So far these sounds were only available to very few, famous movie composers. Now they are finally available for the first time to everybody. The supreme quality of these sounds, combined with the unique way they were recorded and assembled, gives us confidence that you haven't heard anything comparable as of to date, even not on Mac or PC. 25 Sounds included with base App: • Orchestra Strings Spiccato & Legato 1 - 4 • Orchestra Strings Slow 1 - 3 • Chamber Arco Strings • Legato Orchestra Strings 1 • Full Sordino Strings 1 - 2 • Legato Orchestra • Staccato Orchestra 1 - 3 • Tremolo Orchestra • Pizzicato Strings • Full Strings • Tremolo Strings • All Brass 1 - 2 • Trombone Section • Cello & Woodwinds • Horns & Strings • Full Legato Orchestra 297 additional sounds available as 15 optional in-app purchase sound sets: „Pro-", „Arpa-", „Canto-", „Boato-", „Vento-", „Ottone-", „Voce-", „Varia-", „Perla-", „Aulos-", „Keys-", „Cupra-", „Organ-", „Tosca-" and „Corda Sound Set". You find a detailed sound list & demo videos on our product website. General Features: • Low latency disk streaming. • Very efficient audio engine. • Polyphony of several hundred stereo voices.² • Audio latency down to 1 ms. • Integrated effects with 18 presets. • 16 parts. • Scale Tuning & Master Tune. • MIDI velocity response curve editor. • App States: Save app's entire state as user presets. • Interactive, easy & quick sound finder. • App can keep running in the background, so you can play on your keyboard while e.g. using Safari or another app to display scores or surfing the Internet. • Hermode Tuning: Imitates the tuning behavior of well educated musicians of i.e. orchestras and choirs. • Audio Unit v3 Plugin included. • Supports Apple's "Inter-App Audio" (IAA) system. • Virtual on-screen piano keyboard with velocity support, scalable & scrollable. MIDI Player / Recorder: • Record, save and load your songs in standard MIDI file format. • Share your songs easily as audio file. • Unlimited amount of tracks. • Configurable MIDI channel per track. • Unlimited recording and playback length. • Open MIDI (.mid) files directly from other apps (i.e. from Safari, Mail). • Metronome • Use the "Tempo Zoom" dial knob to i.e. slow down playback at any time and learn your favorite songs easily. ¹ For more information about supported adapters and MIDI keyboards, please visit our product website. ² Sounds are using several voices per note. Polyphony depends on the exact device model being used. You find a polyphony table on our product website. Anti-Spy Commitment: We take your privacy very seriously. None of our apps contain so called „spy” behaviors and we committed ourself to a very high privacy standard. For more information read our „Privacy Policy for Mobile Apps”.
Screenshots
Verdict
The clearest difference is rating: SoundPrism Pro at 4.3 against iSymphonic Orchestra's 3.8. SoundPrism Pro also leads on price ($4.99 vs $9.99) and review sentiment (83% vs 63%). On ratings volume, update cadence, ads and in-app purchases 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
SoundPrism Pro costs $4.99 and iSymphonic Orchestra $9.99 up front. SoundPrism Pro sells 10 one-off in-app purchases and iSymphonic Orchestra sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
SoundPrism Pro holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 53 and 103 respectively. Written reviews point the same way: 83% of SoundPrism Pro's written reviews are positive against 63% of iSymphonic Orchestra's.
SoundPrism Pro ships an update every 3 months, iSymphonic Orchestra every 2 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.
| Parameter | SoundPrism Pro | iSymphonic Orchestra |
|---|---|---|
| Price | $4.99 — better | $9.99 |
| Rating | 4.3 (53 ratings) — better | 3.8 (103 ratings) |
| Positive reviews | 83.0% of reviews — better | 62.5% of reviews |
| Number of ratings | 53 | 103 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 136 MB | 1.3 GB |
| Age rating | 4+ | 4+ |
| Developer | Grace Cloud GmbH | Christian Schoenebeck d/b/a Crudebyte |
Customer experience
SoundPrism Pro
iSymphonic Orchestra
User reviews
SoundPrism Pro
From 53 App Store ratingsWhat we love
- 🎹 Unique and intuitive interface
- 🎨 Inspiring and creative music-making
- 🎧 High-quality built-in sounds
- 🎚️ Excellent MIDI controller capabilities
- 👨🎨 Useful for both musicians and non-musicians
Room to improve
- 💰 Expensive for some users
- 🔇 Limited built-in sound selection
- 🐛 Occasional crashes and stability issues
- 🔋 Battery drain concerns
- 🔍 Unintuitive menu navigation in some areas
iSymphonic Orchestra
From 103 App Store ratingsWhat we love
- 🎵 Exceptional sound quality and realistic orchestral samples
- 👍 Easy to use and intuitive interface
- 🎹 Highly responsive to MIDI keyboard input and expression controls
- 🔌 Seamless integration with DAWs like GarageBand, Cubasis, and AUM
- 🎼 Wide variety of articulations and instrument combinations
Room to improve
- 💰 Expensive in-app purchases for additional sound packs
- 🐛 Crashes when used as AU plugin with multiple instances
- ⚠️ Random loud distortion artifacts at unpredictable times
- 🎹 On-screen keyboard is too small and difficult to use
- 🔊 Inconsistent volume levels across different notes and instruments
Bugs and requests
SoundPrism Pro
Reported bugs
3 issues- Audiobus and inter-app MIDI connectivity problems
- Inconsistent performance across different iOS devices
- Issues with exporting and sharing recorded content
Requested features
5 requests- Built-in arpeggiator and looping capabilities
- More sound customization and synthesis options
- Improved recording and playback functionality
- Expanded MIDI integration and control options
- Ability to create and save custom chord progressions
iSymphonic Orchestra
Reported bugs
14 issues- App crashes when using multiple AU instances in AUM
- GarageBand integration fails during export and audio merging
- Audio cuts out or plays only partially during export
- Track deletion causes complete app crash and data loss
- Reverberation artifacts on specific notes (C4, C5)
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- Loud distortion spikes occurring randomly
- MIDI keyboard connection freezes or stops working
- Settings menu becomes garbled with accessibility features enabled
- App freezes when connecting to certain MIDI controllers
- Audiobus compatibility issues despite advertised support
- Sound packs fail to download or load correctly
- Stuck MIDI notes when changing channels with pedal depressed
- Glitching and connection loss in multi-instance setups
- Export functionality broken in GarageBand AU version
Requested features
15 requests- Ability to hide unowned sound packs for easier navigation
- Zoom function for keyboard section
- Adjustable attack and release envelope controls
- Filter to show only owned sounds
- Dedicated save/record/play controls on main screen
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- Bundle pricing option for all sound packs
- Separate woodwinds, horns, and strings-only IAP options
- Improved AU plugin UI closer to standalone version
- Microphone placement and mixing options like Spitfire Labs
- Favorites or custom sound folders
- Better orchestral percussion sounds
- Ability to import files from device without USB
- Export preset functionality between devices
- All-off MIDI signal for all channels simultaneously
- Cheaper entry-level sound pack bundle
In-app purchases
SoundPrism Pro
- Guitar Sound Pack$0.99
- Trance Soundpack Pro$0.99
- Choir Soundpack$0.99
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- Organ SoundPack$0.99
- Airy Pad Sound Pack$0.99
- Euro Synth Sound Pack$0.99
- Lead Synth Sound Pack$0.99
- Midnight Skin$1.99
- Snow Skin$1.99
- Sound Bundle 1$1.99
iSymphonic Orchestra
- Arpa Sound Set$8.99
- Vento Sound Set$8.99
- Pro Sound Set$11.99
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- Canto Sound Set$11.99
- Boato Sound Set$11.99
- Voce Sound Set$11.99
- Varia Sound Set$11.99
- Aulos Sound Set$11.99
- Corda Sound Set$16.99
- Keys Sound Set$24.99
Questions
Is SoundPrism Pro free?
Is iSymphonic Orchestra free?
Which has better reviews, SoundPrism Pro or iSymphonic Orchestra?
Do SoundPrism Pro or iSymphonic Orchestra have ads?
Which is updated more often, SoundPrism Pro or iSymphonic Orchestra?
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