Comparison

K Machine audio visual engine vs AUVideoPlayer

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

Head to head
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.

About

AUVideoPlayer

This app functions as an Audio Unit v3 instrument plug-in for Digital Audio Workstations, enabling video playback within music production software. It supports various cloud storage and local files, offering sample-accurate synchronization with host transport clocks.

Highlights
  • AUv3 instrument plug-in for DAWs
  • Supports local and cloud storage
  • Sample-accurate sync with host transport
  • Audio output with sample rate conversion
  • Playback of videos without audio tracks
  • Picture-in-Picture mode
Features
Read full description

AUVideoPlayer is a video player that works as an Audio Unit v3 (AUv3) instrument plug-in your favorite DAW host apps such as AUM, Cubasis 3, BeatMaker 2, NanoStudio 2, GarageBand, or Audiobus 3. AUVideoPlayer can open video files stored in local, Photos, iCloud Drive, and other 3rd party cloud storage. AUVideoPlayer can output an audio signal and automatically converts the input sample rate to match the sample rate in the host app. AUVideoPlayer can also playback video files with no audio track. By enabling sync mode, AUVideoPlayer can playback a video file with the transport clock in host app for sample accurate synchronization. By running AUVideoPlayer standalone app and syncing with AUVideoPlayer plug-in in host app, you can play a video in Picture in Picture window even while closing the AUVideoPlayer plug-in window in host app. Supported Formats: MP4, MOV, ..., which Apple's Files app supports You can check the development status by following the Twitter account @AUVideoPlayer. Feel free to send your feedback! Support: https://twitter.com/AUVideoPlayer auvideoplayer@gmail.com

Screenshots

K Machine audio visual engine4 screens
AUVideoPlayer1 screens

Verdict

The call

The clearest difference is rating: AUVideoPlayer at 4.5 against K Machine audio visual engine's 3.7. AUVideoPlayer also leads on review sentiment (67% vs 45%) and price ($5.99 vs $8.99). K Machine audio visual engine's advantage is update cadence (every 4 weeks vs every 2 months) and iOS requirement (9.3 vs 13.0). On ratings volume, ads, in-app purchases 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

K Machine audio visual engine costs $8.99 and AUVideoPlayer $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AUVideoPlayer holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 25 and 11 respectively. Written reviews point the same way: 45% of K Machine audio visual engine's written reviews are positive against 67% of AUVideoPlayer's.

UpkeepUpdate frequency

K Machine audio visual engine ships an update every 4 weeks, AUVideoPlayer every 2 months. The most recent releases landed on June 19, 2026 and September 4, 2026 respectively.

Scorecard5 real differences · 5 level
K Machine audio visual engine versus AUVideoPlayer: the parameters behind the verdict, then further details
ParameterK Machine audio visual engineAUVideoPlayer
Price$8.99$5.99 — better
Rating3.7 (25 ratings)4.5 (11 ratings) — better
Positive reviews45.0% of reviews66.7% of reviews — better
Number of ratings25 — better11
Update frequencyEvery 4 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.3 — better13.0
Further details — not scored
Size175 MB1 MB
Age rating4+4+
DeveloperDominique BaillotHiroshi Kajihata

Customer experience

K Machine audio visual engine

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

AUVideoPlayer

All ratings11 ratings
Positive81.8%
Neutral0.0%
Negative18.2%
Written reviews21 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

K Machine audio visual engine

No in-app purchases

None

AUVideoPlayer

No in-app purchases

Questions

Is K Machine audio visual engine free?
K Machine audio visual engine costs $8.99, with no in-app purchases.
Is AUVideoPlayer free?
AUVideoPlayer costs $5.99, with no in-app purchases.
Which has better reviews, K Machine audio visual engine or AUVideoPlayer?
AUVideoPlayer is rated higher. K Machine audio visual engine averages 3.7 out of 5 from 25 ratings, while AUVideoPlayer averages 4.5 from 11 ratings.
Do K Machine audio visual engine or AUVideoPlayer have ads?
Neither K Machine audio visual engine nor AUVideoPlayer shows ads.
Which is updated more often, K Machine audio visual engine or AUVideoPlayer?
K Machine audio visual engine ships an update every 4 weeks, and AUVideoPlayer every 2 months. Most recently, K Machine audio visual engine was updated on June 19, 2026 and AUVideoPlayer on September 4, 2026.

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