Comparison

KORG Module vs Chordana Play

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

Head to head
About

KORG Module

This app offers professional piano and keyboard sounds for mobile devices. The free version provides access to high-quality piano sounds, with options to unlock more sound libraries and features through in-app purchases or by connecting Korg MIDI controllers.

Highlights
  • High-quality piano and keyboard sounds
  • Customizable sound sets with over 30 libraries
  • AUv3 support
  • Ultra-low latency sound engine
  • Unlock sounds with Korg MIDI controllers
Features
Read full description

The best sounds, available to everyone. FREE version lets you experience the high-quality piano & keyboard sound. Announcing a new high-quality mobile sound module app for iOS! • KORG Module Pro (Full version): Achieved the #1 position on Ideal for performance and music production, KORG Module is a high-quality sound module app for iOS that contains a professional sound library. With just your iPad/iPhone and a MIDI keyboard such as the KORG microKEY, you can play studio-quality keyboard and grand piano sounds anywhere. FEATURE HIGHLIGHTS ● With just an iPad/iPhone and the new microKEY, you can enjoy great sound anywhere ● Stunningly high-quality piano for free. ● Customize your sound set: Available over 30 sound libraries from the Store page. ● AUv3 support ● Ultra-low latency sound engine ● Unlock additional 4 sounds by connecting Korg MIDI controllers/synthesizers. Check the details from www.korg.com/bundle. More info at https://www.korg.com/products/software/korg_module/ !

About

Chordana Play

Learn your favorite songs with interactive music scores and piano roll notation. Practice at your own pace with adjustable tempo, key transposition, and a scoring system. Supports built-in songs, imported MIDI files, and connection to compatible keyboards.

Highlights
  • Interactive music score and piano roll
  • Adjustable tempo and key transposition
  • AB repeat function for practice
  • Three-step lesson mode
  • Scoring system for skill tracking
  • Import MIDI files
  • Audio mode with key shift and tempo change
Features
Read full description

●This App was featured as "New apps we love" on the App Store of more 90 countries and regions, including USA, China and Japan! ! ●This App won the first place in the free iPad app music category of the App Store of 65 countries and regions, including Japan, Saudi Arabia, Ukraine and UAE! ! Learn your favorite songs. 1. Music score and piano roll notation make it fun and easy to learn! Chordana Play displays the music score and piano roll notation for built-in songs and MIDI files. With MIDI files, you can select which tracks to play with your left and right hands, or you can assign the melody to the right hand and chords generated by the app to your left hand. Slow the tempo, transpose the score into a key that is easier to play, and with the AB repeat function, take lessons (practice) at your own pace. You can take three-step lessons using the virtual on-screen keyboard. Select from 128 kinds of tone quality. Plus, a scoring system lets you keep track of your improving skills. 2. Use the 50 built-in songs or import standard MIDI files Play one of the 50 songs included in Chordana Play, or add MIDI files. Chordana Play can generate a music score from the MIDI file and detect chords, too, making it easy to learn to play two-handed piano pieces. You can search for and download MIDI files using the browser on your smartphone or tablet, then import them directly into Chordana Play. You can also import MIDI files from your computer to Chordana Play. 3. Lesson Mode Using either the app's keyboard or a USB-connected musical instrument keyboard, you can take a three-step lesson while following the music score and piano roll. The scoring feature makes mastering a song even more fun. 4. Audio Mode Play back audio on your device with musical tools such as key shift and tempo change, looping, and melody cancel. 5. Connecting your smart device to a musical instrument via a wireless adapter ● Supported CASIO Keyboard models CT-S1, CT-S400, CT-S410, LK-S450 ● What is needed for connecting and the connection method used See here for more details on connections. https://web.casio.com/app/en/play/support/connect.html ・Using a wireless adapter keeps the area around your keyboard neat and tidy and makes Lesson mode or Audio mode even more enjoyable. ・Do not connect the Wireless MIDI & audio adaptor (WU-BT10), a USB cable and an audio cable to the smart device at the same time. ・Set the connected smart device to a mode that prevents mobile data communication, such as In-Flight mode. 6. Connecting your smart device to a musical instrument via a USB cable ● Supported CASIO Keyboard models CT-S1, CT-S195, CT-S200, CT-S300, CT-S400, CT-S410, LK-S250, LK-S450 ● What is needed for connecting and the connection method used See here for more details on connections. https://web.casio.com/app/en/play/support/connect.html ・Do not connect a USB cable and audio cable to the smart device at the same time. ・Set the connected smart device to a mode that prevents mobile data communication, such as In-Flight mode. 7. Keyboard Link ● Supported CASIO Keyboard models LK-265, LK-266, CTK-2500, CTK-2550, and CTK-3500 ● Stereo mini to stereo mini cable required. The keyboard link function enables you to use an audio cable to send melody and chord data along with the audio playback. Use the keyboard's light-up function and practice step-up lessons directly on the keyboard itself. The function has two modes. ■ Performance mode When a song is played, the light-up keyboard shows the left-hand part and the melody. The notes and chords for the melody are shown on the keyboard's LCD. ■ Save mode You can transfer and save the song's right-hand melody and left-hand chord data, or the left-hand performance data, to the keyboard. You can then play along to the song and use the step-up lesson function.

Screenshots

KORG Module4 screens
Chordana Play4 screens

Verdict

The call

The clearest difference is rating: KORG Module at 4.6 against Chordana Play's 2.7. KORG Module also leads on review sentiment (52% vs 30%) and ratings volume (790 vs 69). Chordana Play's advantage is in-app purchases (none vs 10) and iOS requirement (11.0 vs 15.6). On price, update cadence, ads 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

Both are free to download. KORG Module sells 10 one-off in-app purchases. Chordana Play asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KORG Module holds the better App Store score, 4.6 against 2.7. That said, the two scores are not equally well evidenced: KORG Module has 790 ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 52% of KORG Module's written reviews are positive against 30% of Chordana Play's.

UpkeepUpdate frequency

KORG Module ships an update monthly, Chordana Play every 6 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
KORG Module versus Chordana Play: the parameters behind the verdict, then further details
ParameterKORG ModuleChordana Play
PriceFreeFree
Rating4.6 (790 ratings) — better2.7 (69 ratings)
Positive reviews51.7% of reviews — better29.8% of reviews
Number of ratings790 — better69
Update frequencyMonthly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.611.0 — better
Further details — not scored
Size1.7 GB199 MB
Age rating4+4+
DeveloperKORG INC.CASIO COMPUTER CO., LTD.

Customer experience

KORG Module

All ratings783 ratings
Positive88.6%
Neutral4.3%
Negative7.0%
Written reviews261 reviews
Positive51.7%
Neutral12.3%
Negative36.0%

Chordana Play

All ratings69 ratings
Positive40.6%
Neutral5.8%
Negative53.6%
Written reviews121 reviews
Positive29.8%
Neutral14.0%
Negative56.2%

Bugs and requests

KORG Module

Reported bugs

4 issues
  • Purchased sounds disappearing after updates
  • Inability to delete individual modules to save space
  • Inconsistent behavior with Bluetooth MIDI controllers
  • Crashes when using certain expansion packs

Requested features

5 requests
  • Add virtual pitch bend and modulation wheels
  • Improve Gadget integration and availability of IAPs
  • Implement AUv3 support for better integration
  • Provide a more intuitive and streamlined interface
  • Add more instrument categories like brass, woodwinds, and Latin percussion

Chordana Play

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

KORG Module

One-time10
  • 7-day trial:TRITON Best selectFree
  • 7-day trial : Organ & ClavFree
  • 7-day trial : Module Perf ExpFree
Show 7 more
  • 7-day trial : Ivory GrandFree
  • 7-day trial : Ivory American DFree
  • 7-day trial:Essential CompleteFree
  • 7-day trial Hybrid 2Free
  • 7-day Trial : GENERAL 128Free
  • TRITON Best Selection$19.99
  • Essential Complete$39.99
None

Chordana Play

No in-app purchases

Questions

Is KORG Module free?
KORG Module is free to download, with in-app purchases available.
Is Chordana Play free?
Chordana Play is free to download, with no in-app purchases.
Which has better reviews, KORG Module or Chordana Play?
KORG Module is rated higher. KORG Module averages 4.6 out of 5 from 790 ratings, while Chordana Play averages 2.7 from 69 ratings.
Do KORG Module or Chordana Play have ads?
Neither KORG Module nor Chordana Play shows ads.
Which is updated more often, KORG Module or Chordana Play?
KORG Module ships an update monthly, and Chordana Play every 6 weeks. Most recently, KORG Module was updated on November 8, 2026 and Chordana Play on November 5, 2026.

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