Comparison

Effectrix vs K Machine audio visual engine

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

Head to head
About

Effectrix

This professional multi-effect sequencer for iPad allows users to create unique sound patterns and loop collages by scattering 14 intelligent effects across a sequencer matrix. It offers a playful workflow, refined algorithms, and a wide spectrum of effects for outstanding results.

Highlights
  • Multi-effect sequencer matrix
  • 14 intelligent effects
  • Creative sound pattern generation
  • Loop collage creation
  • Audio Unit v3 integration
  • Full MIDI support
  • Ableton Link synchronization
Read full description

Effectrix is a professional multi-effect sequencer for the iPad. The game-changing tool for creative and effective music production is now available on the App Store: scatter 14 intelligent effects across a sequencer matrix and create unheard-of sound patterns and cheeky loop collages. A playful workflow, refined algorithms and carefully parameterised effects lead to outstanding results - fast! The effects, each exceeding conventional wisdom, cover a wide spectrum from classy standards to scandalising splatter sprees. This iOS port faithfully recreates the desktop engine, today's de-facto standard of finest audio manipulation. INSTANT INSPIRATION - quickly create variations and mutations for productive sound design - 20 fine audio samples installed - 230 factory presets (100 global, ca. 9 per effect) - 14 high-quality effects - redesigned GUI for a smooth iOS workflow DIG DEEP - manipulate each individual effect with up to eight parameters - two modulator tracks per effect - Seamless iOS integration: Audio Unit v3, full MIDI support, Host Automation & MIDI Learn - save your own presets & use them on your desktop version of Effectrix via Preset iCloud Sync - upload your recordings to Dropbox and other supported apps - share your recordings with other apps - sync Effectrix with Ableton Live via Ableton Link PRAISE: Diplo "I never thought I'd use Effectrix on a Beyonce song. Sugar Bytes help to inspire me with limitlessness of sound." Armin van Buuren "A three-band EQ, sometimes the Effectrix... and a whole tube of glue, that's all I needed to put together ASOT." Music Radar "It's hard to wrench yourself from it, and when you do, you'll probably come away with a head full of new ideas." iOS WORKFLOW You name it: Audio Unit v3, Ableton Link, Full MIDI Support (Virtual, Netzwerk, Extern, Bluetooth), MIDI Learn & Host Automation. Integrated Audio Player and Recorder (AudioShare, Music Library, Factory Loops).

About

K Machine audio visual engine

Create dynamic and vibrant audio-visual animations with this powerful instrument. It combines a sound sample sequencer with a vertex shader sequencer for live-oriented audiovisual composition. Import your own sounds and visuals to craft unique experiences.

Highlights
  • Audio sample sequencer
  • Vertex shader sequencer
  • Import custom sounds (WAV, AIFF)
  • Import custom vertex shaders
  • Live video capture
  • Second screen projection
  • Ableton Link synchronization
Features
Read full description

"BEST HOUSE TECH GLITCH D&B APP in years!" "Fantastic app" K Machine is a new kind of audio visual instrument, allowing the creation of sound & touch responsive, dynamic, and vibrant animations. Designed for for musicians, shaders enthusiasts, VJs, and animation lovers in search of a live oriented, open, audiovisual instrument, K Machine combines a powerful audio sample sequencer and an original vertex shader sequencer based on a unique 'automatic transition interpolation' engine. ▶ A multifunctional tool The K Machine can be used in different ways: • As a VJing tool, using an audio input through mic or any other Audiobus compatible App. • As a sound creation tool, with the default empty shader so you won't be distracted by any visual animation. • Or in its full potential for true audiovisual composition. ▶ Import your sounds • K Machine accepts WAV and AIFF formats, 16 bits, 44100 Hz • Import from iTunes File sharing, Audioshare, Audiopaste or "Open in..." from any app with Export functionality. ▶ Import your visuals • The initial version of K Machine comes with more than 30 default vertex shaders, and 4 commented shader examples. • No limitation ! Import your own visuals, with the "Open in.." feature, use any external code editor App with Export functionality to create your own vertex shaders files. • Shaders format is 100% compatible with shaders from vertexshaderart.com • A simple line of code allows the creation of up to 8 parameter controllers for each vertex shader. ▶ A flexible tool • Each loop can have its own BPM. • Each loop can have its own number of beats. • Events can be splitted in 1/3, 1/5 1/7 or 1/11 ! ▶ Capture videos on the fly • Simple click on the 'video capture' button starts live video recording of your ongoing session with zero drop in performance. • Resulting video is automatically recorded in your photo album and can be shared on Facebook, EveryPlay, Youtube... ▶ Project on second screen with invisible UI Connect your device with HDMI or VGA adapter to display only the visual part of the ongoing animation. Perfect for live session ! ▶ Universal app Buy once and use on your IPad and Iphone devices. ▶ Use with other apps • Ableton link Ableton link: synchronise with any Ableton link app. • Audiobus 3.0.3 • Audiobus Remote: control K Machine from another device. • Audioshare: import edit your own samples with Audioshare. • Audiopaste and Audiostore: import sample with Audiopaste and/or browse an amazing sample collection through the Audiostore. ---------------------------------- See a new online video demo for v 2.0 here: https://vimeo.com/215816844 https://www.youtube.com/channel/ Full documentation : http://kolargon.art/KMachineV2Doc/KMachineV2Documentation.html ------------------------------------------- Disclaimer: K Machine gives it's full potential with openGL ES 3 capable devices. Please check documentation to make sure your device is compatible. The K Machine won't work for the following devices: iPhone 4s and earlier iPad 3 and earlier iPad Mini 1 iPod Touch 5 and earlier Will work with some limitation on the following devices. iPhone 5 iPhone 5c iPad 4 iPad Air iPad Mini 2 iPad Mini 3 ------------------------------------------- If you like the app, please consider posting a review on the AppStore, this will really help. Ideas, suggestions are very welcome, do not hesitate to leave your contributions in the comments or even better, at www.kolargon.art. Please do contact(mail below) to report any bug of any kind on any platform. It will fix it ASAP. Check/subscribe for more infos, docs and demos: ▶ http://www.kolargon.art ▶ https://www.facebook.com/kolargon ▶ https://twitter.com/Kolargon_ ▶ kolargon.art@gmail.com This app use Superpowered audio sdk.

Screenshots

K Machine audio visual engine4 screens

Verdict

The call

The clearest difference is price: Effectrix at Free against K Machine audio visual engine's $8.99. Effectrix also leads on rating (4.7 vs 3.7) and review sentiment (67% vs 45%). K Machine audio visual engine's advantage is in-app purchases (none vs 1) and update cadence (every 4 weeks vs every 4 months). On ads and monetization model 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

Effectrix is free to download; K Machine audio visual engine costs $8.99 up front. Effectrix sells 1 one-off in-app purchase. K Machine audio visual engine asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Effectrix holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 97 and 25 respectively. Written reviews point the same way: 67% of Effectrix's written reviews are positive against 45% of K Machine audio visual engine's.

UpkeepUpdate frequency

Effectrix ships an update every 4 months, K Machine audio visual engine every 4 weeks. The most recent releases landed on October 13, 2026 and September 17, 2026 respectively.

Scorecard8 real differences · 2 level
Effectrix versus K Machine audio visual engine: the parameters behind the verdict, then further details
ParameterEffectrixK Machine audio visual engine
PriceFree — better$8.99
Rating4.7 (97 ratings) — better3.7 (25 ratings)
Positive reviews67.3% of reviews — better45.0% of reviews
Number of ratings97 — better25
Update frequencyEvery 4 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidPaid
DevicesiPadiPhone, iPad, iPod — better
Requires iOS17.69.3 — better
Further details — not scored
Size52 MB175 MB
Age rating4+4+
DeveloperSugar Bytes GmbHDominique Baillot

Customer experience

Effectrix

All ratings97 ratings
Positive91.8%
Neutral3.1%
Negative5.2%
Written reviews52 reviews
Positive67.3%
Neutral5.8%
Negative26.9%

K Machine audio visual engine

All ratings25 ratings
Positive64.0%
Neutral8.0%
Negative28.0%
Written reviews20 reviews
Positive45.0%
Neutral10.0%
Negative45.0%

In-app purchases

1 purchases

Effectrix

One-time1
  • Effectrix Full Version$24.99
None

K Machine audio visual engine

No in-app purchases

Questions

Is Effectrix free?
Effectrix is free to download, with in-app purchases available.
Is K Machine audio visual engine free?
K Machine audio visual engine costs $8.99, with no in-app purchases.
Which has better reviews, Effectrix or K Machine audio visual engine?
Effectrix is rated higher. Effectrix averages 4.7 out of 5 from 97 ratings, while K Machine audio visual engine averages 3.7 from 25 ratings.
Do Effectrix or K Machine audio visual engine have ads?
Neither Effectrix nor K Machine audio visual engine shows ads.
Which is updated more often, Effectrix or K Machine audio visual engine?
Effectrix ships an update every 4 months, and K Machine audio visual engine every 4 weeks. Most recently, Effectrix was updated on October 13, 2026 and K Machine audio visual engine on September 17, 2026.

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