Comparison

KEYCANVAS vs Cantus

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

Head to head
About

KEYCANVAS

Read full description

KEY CANVAS works natively with iDance Keyboards in wireless Bluetooth HID connectivity. No Cable needed, just turn on your Bluetooth on your iPad or iPhone, and enjoy Without any latency your iDance Music Keyboards. On Free version, Enjoy a Powerful one Engine TONES generator, with 100 Tones, and 200 Styles in Rhythms or Backing Tracks. Two in-app versions are available: For iDance Music Keyboards with Wireless Bluetooth connectivity For other Keyboards using MIDI cable or Wireless midi. Thanks for the in-app version, your KEY CANVAS offers a full Solution to record with the STUDIO mode, with 4x Channels Multi-Tracks with Tones, Solo, Pan, Mute controls, add 9 effects to your Tones or your Styles, and Play DJ Soundpads, with Guitar mode chords. Export your recorded song in Wave format and share it. The in-app version opens a Dual Tone Generator, with a Fader Morphing function to blend your 2 favorites tones. At the Octave you want, or Split your Keyboards with 2 differents tones. FAVORITES memory, lets you save all your setting in 8 immediate RECALL memory. Use the STYLES in the STUDIO mode, either Rhythms or Backing Tracks, can be recorded on the fly, with your keyboard play. Recording had never been easy, intuitive, and in Tempo !!! KEY CANVAS in-app versions integrates 7x Music modules: - PIANO mode with REPEATER, FILTER, TREMOLO and Pitch Bend articulation - DUAL Tones Engine with FADER MORPHING and SPLIT mode - 100 TONES - 200 STYLES with Rhythms and Backing Tracks, with Pith Shifter - 12 PADS organized in SOUNDPADS, Guitar Chords, Piano Chords, and DEEJAY - STUDIO mode with 4 Channels Muti-Tracks recorder with Versatile Mixer with all the controls you need to shape your sound - Double DSP processor of 9 effects for the STYLES or the TONES/ Features for the in-app are as below: Pitch Bend, Tremolo, REPEATER Tone effect Octave Control Filter Effect on TONE Duo / Split Function with MORPHING Fader Adjustable SPLIT POINT 100 Superb Tones in 5 categories: Keyboards, Guitars, Strings, Brass and Synth 9 Fabulous Drumkits including Vintage TR-808 200 STYLES as Backing Tracks or Rhythms 100 Backing Tracks in 8 Categories: Pop/Rock, Soul/RnB, Hip Hop, Blues, Jazz, Latin, World 100 Rhythms in 8 Categories: Pop/Rock, Soul/RnB, Hip Hop, Blues, Jazz, Latin, World Import Style from any audio, with Edit in/out tools on the fly + Rename Import Style Tempo/Pitch Shifter Control on the STYLES 4 PADS Bank: iDance, Guitar, Piano and DEEJAY 12 pads per Bank Pitch Bend Effect on the SOUNDPADS STUDIO Mode: 4x Channel Multi-Tracks Real time Recorder LOOP IN/OUT adjustable Solo, Volume, Mute, Pan, Controls for each Track EXPORT SONG as audio file Twin DSP Effects on STYLES and TONES, XY Kaoss Pads Styles 9 Effects for the STYLES: Reverb, Delay, Disto, DistoDelay, Chorus, Flanger,Warp Filter, Pitch Shifter, Formant 9 Effects for the Tones: Reverb, Delay, Disto, DistoDelay, Chorus, Flanger,Warp Filter, Pitch Shifter, Formant Dry/Wet Control for each EFFECT 8 FAVORITES memory, easy to set up and Recall. MIXER Pop up page with TONES, STYLES, PADS, and MASTER Fader control Midi Control for Non iDance Keyboards Support: info@idanceintl.com

About

Cantus

Features
Read full description

Cantus - Voicing Lab is an interactive harmony and chord-voicing tool by Nathaniel School of Music for pianists, composers, producers, and music theory students. Explore how notes move inside chords, hear voicings in context, and study color, tension, and modal relationships from the keyboard. Cantus is designed as a focused practice lab: pick a sound, inspect the voice leading, and build intuition for how harmony feels under your hands. FEATURES * Interactive chord and voicing explorer * Piano keyboard visualization * Modal and scale-based harmony practice * Voice-leading movement and pinboard-style comparison * Tone.js audio playback * Self-hosted fonts and bundled web assets * Works without an account BY NATHANIEL SCHOOL OF MUSIC Built for practical harmony learning, composition practice, and deeper chord fluency.

Screenshots

KEYCANVAS4 screens
Cantus3 screens

Verdict

The call

The clearest difference is update cadence: Cantus at every 5 days against KEYCANVAS's every 4 months. KEYCANVAS's advantage is iOS requirement (13.4 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

KEYCANVAS ships an update every 4 months, Cantus every 5 days. The most recent releases landed on September 11, 2026 and September 17, 2026 respectively.

Scorecard2 real differences ยท 4 level
KEYCANVAS versus Cantus: the parameters behind the verdict, then further details
ParameterKEYCANVASCantus
PriceFreeFree
Update frequencyEvery 4 monthsEvery 5 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 โ€” better15.0
Further details โ€” not scored
Size514 MB3 MB
Age rating4+4+
DeveloperiDanceJason Zachariah

In-app purchases

None

KEYCANVAS

No in-app purchases

None

Cantus

No in-app purchases

Questions

Is KEYCANVAS free?
KEYCANVAS is free to download, with no in-app purchases.
Is Cantus free?
Cantus is free to download, with no in-app purchases.
Do KEYCANVAS or Cantus have ads?
Neither KEYCANVAS nor Cantus shows ads.
Which is updated more often, KEYCANVAS or Cantus?
KEYCANVAS ships an update every 4 months, and Cantus every 5 days. Most recently, KEYCANVAS was updated on September 11, 2026 and Cantus on September 17, 2026.

Other comparisons