Comparison

MIDISynth Control vs AudioKit Digital D1 Synth

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

Head to head
About

MIDISynth Control

Control multiple MIDI synthesizers and drum machines from one app. Offers in-depth editing for built-in synths and customizable control maps for external gear. Sync with Ableton Link and add advanced features via in-app purchases.

Highlights
  • Centralized control for multiple MIDI synths
  • In-depth editing for popular built-in synths
  • Customizable control maps for external synths
  • Global layout creation for multiple devices
  • Patch storage, randomization, and morphing
  • Ableton Link support for syncing
  • Arpeggiator and drum repeat functionality
Read full description

MIDISynth-Control provides a control hub for your MIDI synthesisers from a single application and also provides in-depth editing for a number of inbuilt, popular synths and drum machines. For the inbuilt synths, all controls are automatically provided, as well a librarian features and functionality specific to the synth. For all other synths it is possible to define your own control map for the controls you wish access to and then lay these out as you see fit. From here global layouts can be created allowing several synths & drum machines to be controlled from a single screen in the app. In-built synths: Novation Circuit & Tracks, Novation Circuit Mono Station, Novation Peak & Summit, Elektron Digitakt, Elektron Digitone, Korg Minilogue xd & Prologue In-built controllers: Novation Launchpad X, Novation Launchpad Mini MK3 As well as being able to store and retrieve patch and synth data to/from your mobile device each editor also provides bi-directional communication, patch randomisation features, patch morphing, XY controls, mixer view (if appropriate), and a performance mode (separate In-App Purchase). A fully featured arpeggiator and drum repeat functionality are available as an IAP. Ableton Link support is provided for syncing individual sequencers to a Link session. This can also be used for syncing LFO and ARP clocks if they exist on the synth. There is also a Link+ IAP available which allows up to 6 other USB devices to be synced to a Link session - this can be used standalone and no other purchases are necessary. Keyboard and drumpad functionality can be added for up to six external synths using the Keyboard/Drumpad+ IAP. No other purchases are necessary. With each module purchase a single user definable layout in available in a 2x2 to 8x8 grid. With the purchase of the Rand/Morph/Performance module this is increased to 6 user layouts. Each module offers a 3-day trial version with some restrictions in order for testing before purchase.

About

AudioKit Digital D1 Synth

This app is a virtual analog and PCM synthesizer for iPad, inspired by the digital synthesizers of the 80s and 90s. It offers a vast library of presets, advanced synthesis features, and built-in effects for creating rich, retro-inspired sounds.

Highlights
  • 64-voice hybrid digital poly synthesis
  • 1GB+ of original samples
  • Stand-alone, IAA, and AUv3 support
  • Vintage-style arp/step sequencer
  • 3 LFOs with fun routings
  • Dual independent per-layer filters
  • Built-in FX suite
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Epic 64-voice Virtual Analog / PCM iPad Synth Inspired by the Digital Synths of the 80s and 90s - ** TOP 3 iOS MUSIC APPS OF 2018 *** - Music Radar Awards (Computer Music & Future Music Magazine) - * Featured By Apple in "New Apps We Love!" ** "Fans of the D-50, JD-990, 01/W, Wavestation... Rejoice!" - Music Radar FULLY LOADED w/ 500+ presets by Brice Beasley, Matthew Fecher, Red Sky Lullaby, Jakob Haq, Dean Daughters (Electronisounds), Sound of Izrael, Brian Funk, and more DIGITAL D1 is AWESOME: - 64-voice Hybrid Digital Poly Synthesis. - Full 1+ Gigabyte of original samples recorded from analog & fm synths over 30+ years old - Stand-alone iPad Synth, plus IAA & Audiobus - Basic AUv3 Plugin support. Works best with AUM. We're working on upgrading Audio Unit support. - Space-saving Compression - The whole app is under 200mb! - Dual layers per voice. Keyboard splits. Velocity Scaling. - Vintage-style Arp/Step Sequencer that can be routed to specific layers. - 3 LFOs. Fun Routings. LFOs can modify other LFOs. - Dual Independent per-Layer filters - Plus, per-voice Harmonic key-tracked Envelope filters. "Digital D1 Sounds and plays AMAZING!" - The Sound Test Room "Rad retro synth sounds" - Cult of Mac, App of the Week "AudioKit Digital D1 is a beautiful Synthesizer app that recreates the spirit of legendary synths" - Synth Anatomy ADDITIONAL FEATURES: - FX: Glorious Reverb, Phaser, Digital Delay, Distortion, Flanger, Chorus, Crush, and more. - Perfect with a MIDI Keyboard - Ableton Link - All kinds of awesome stuff - The Sound. Oh, the sound. You won't believe it. "Digital D1 synth is pure ‘80s and ‘90s digital lushness" - Computer Music/Music Radar "Beautiful. Lush. Modern and Amazing… An Instant Classic." REQUIREMENTS: Requires newer iPads for best performance. May be slow on iPad 4. IAA is being deprecated by Apple in iOS 13. We're moving to AUv3 as well. Please replace IAA with AUv3 in your projects. GarageBand Audio Unit (AUv3): You can run one instance of D1 as an AUv3 in GarageBand. With a host like AUM, you can run 3 or more instances at once. TROUBLESHOOTING: For iPad 4 - Open the "Settings" button (to the upper left above the keyboard). Turn the buffer to 512 or above. And turn the "CPU Efficient" toggle to on. If still having trouble, try closing other music apps and/or rebooting your iPad. Thanks! - * NOMINATED: Best iOS Music Apps of 2018 ** by Computer Music & Future Music magazine. Subscribe to access to premium app features; subscription details are the following: - Length: weekly or yearly - Free trial: only on selected subscriptions - Your payment will be charged to your iTunes Account as soon as you confirm your purchase - You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase - Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period - The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period - When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded - Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription Terms & Conditions: [https://magic-cake-e95.notion.site/AudioKit-Digital-D1-Synth-Terms-Conditions-14dcf6557a0880beb991f20561329664?pvs=4](https://www.notion.so/AudioKit-Digital-D1-Synth-Terms-Conditions-14dcf6557a0880beb991f20561329664?pvs=21) Privacy Policy: [https://magic-cake-e95.notion.site/AudioKit-Digital-D1-Synth-Privacy-Policy-14dcf6557a088042b2beee2382f5d62f?pvs=4](https://www.notion.so/AudioKit-Digital-D1-Synth-Privacy-Policy-14dcf6557a088042b2beee2382f5d62f?pvs=21) - * NOTE: This app has no official affiliation with AudioKit Pro, LLC. It was built using the free AudioKit source code.

Screenshots

MIDISynth Control1 screens

Verdict

The call

The clearest difference is rating: AudioKit Digital D1 Synth at 4.8 against MIDISynth Control's 3.4. AudioKit Digital D1 Synth also leads on ratings volume (2K vs 12) and review sentiment (76% vs 64%). MIDISynth Control's advantage is monetization model (free with in-app purchases vs subscription) and ads (none vs shown). On price, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MIDISynth Control sells 11 one-off in-app purchases and AudioKit Digital D1 Synth sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

AudioKit Digital D1 Synth holds the better App Store score, 4.8 against 3.4. That said, the two scores are not equally well evidenced: AudioKit Digital D1 Synth has 2K ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 64% of MIDISynth Control's written reviews are positive against 76% of AudioKit Digital D1 Synth's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on June 1, 2026 and September 28, 2026 respectively.

Scorecard7 real differences · 3 level
MIDISynth Control versus AudioKit Digital D1 Synth: the parameters behind the verdict, then further details
ParameterMIDISynth ControlAudioKit Digital D1 Synth
PriceFreeFree
Rating3.4 (12 ratings)4.8 (2K ratings) — better
Positive reviews63.6% of reviews76.0% of reviews — better
Number of ratings122K — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS9.3 — better13.0
Further details — not scored
Size46 MB636 MB
Age rating4+4+
DeveloperLee HuddlestonAudiobus Pty Ltd

Customer experience

MIDISynth Control

All ratings12 ratings
Positive58.3%
Neutral8.3%
Negative33.3%
Written reviews11 reviews
Positive63.6%
Neutral0.0%
Negative36.4%

AudioKit Digital D1 Synth

All ratings2,007 ratings
Positive95.4%
Neutral1.7%
Negative2.9%
Written reviews242 reviews
Positive76.0%
Neutral7.4%
Negative16.5%

Bugs and requests

MIDISynth Control

Not enough reviews yet to summarise bugs or requests.

AudioKit Digital D1 Synth

Reported bugs

4 issues
  • Presets not loading correctly
  • MIDI note dropouts and latency
  • Crashes when used with certain DAWs
  • Compatibility issues with newer iOS versions

Requested features

5 requests
  • Add Audio Unit (AUv3) support
  • Improve MIDI integration and responsiveness
  • Implement a built-in recording/sampling feature
  • Expand preset library with more genres and styles
  • Add more sound design controls and modulation options

In-app purchases

11 purchases

MIDISynth Control

One-time11
  • Link+$5.99
  • Keyboard/Drumpad+$6.99
  • Control+$9.99
Show 8 more
  • Novation Circuit MonoStation$10.99
  • Rand/Morph/Performance$12.99
  • Novation LPX$12.99
  • Novation LCXL$12.99
  • Novation Circuit$19.99
  • Elektron Digitakt$19.99
  • Elektron Digitone$19.99
  • Novation Peak & Summit$27.99
6 purchases

AudioKit Digital D1 Synth

Subscriptions4
  • Weekly premium$4.997 Days
  • Weekly premium7 Days trial$4.997 Days
  • Yearly premium7 Days trial$9.991 Year
Show 1 more
  • Yearly premium$9.991 Year
One-time2
  • D1 PCM Expansion-01Free
  • Platinum Expansion PCM EXP-01Free

Questions

Is MIDISynth Control free?
MIDISynth Control is free to download, with in-app purchases available.
Is AudioKit Digital D1 Synth free?
AudioKit Digital D1 Synth is free to download, with in-app purchases available.
Which has better reviews, MIDISynth Control or AudioKit Digital D1 Synth?
AudioKit Digital D1 Synth is rated higher. MIDISynth Control averages 3.4 out of 5 from 12 ratings, while AudioKit Digital D1 Synth averages 4.8 from 2K ratings.
Do MIDISynth Control or AudioKit Digital D1 Synth have ads?
AudioKit Digital D1 Synth shows ads; MIDISynth Control does not.
Which is updated more often, MIDISynth Control or AudioKit Digital D1 Synth?
MIDISynth Control ships an update every 3 weeks, and AudioKit Digital D1 Synth every 3 weeks. Most recently, MIDISynth Control was updated on June 1, 2026 and AudioKit Digital D1 Synth on September 28, 2026.

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