# Tropf Musik.electronica > Matrix sequencer for electronic music creation with real-time melody alteration. (iPhone/iPad app by Two've Lab.) - Source: https://appshunter.io/ios/app/tropf-musikelectronica/id369685150 (this page in markdown: same URL + `.md`) - Developer: [Two've Lab](https://appshunter.io/developer/315481660) - Category: Music, Education - Price: $1.99 - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 12.4 · 2 MB - Languages: American English - Released: 2010-05-02 - Data updated: 2026-06-10 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/tropf-musikelectronica/id369685150/reviews.md ## What is Tropf Musik.electronica? Tropf Musik.electronica : Drop Dot Electronica music by the Eight directions available sequencer on the 16 x 16 matrix . We have been challenged that the simple operation to compose music and various expression of the music are consistent. This is new type matrix sequencer with quick phrase transition. As you know, a matrix style sequencer is very easy to compose music. However I feel it is monotonous gradually by listening for a short while. I thought it needs the change of sequence pattern. Then we implemented this feature on 16 x 16 matrix. (16 points stereo sound) You can make the eight various melodies per a matrix pattern by ROTATING iPhone to the eight directions moreover change the matrix pattern, sound, scale and tempo in real-time. Rotating iphone changes melody into rhythm or rhythm to melody. You will certainly meet unexpected new melodies! # If you are composer when you don't have good ideas try it! [Feature] - Song Section new button : save the pattern as new song. (insert to next) prev button : save the pattern as replace song and move to previous song. next button : save the pattern as replace song and move to next song. clear button : clear the matrix. when stopping you can also remove the song. play/stop button : start or stop the song. left number : the number of song. right number : the current song number. -Control Section sound slider : change sound (vibraphone, harp, e.guitar,piano, string) scale slider : change the scale (major, minor, reversed major, reversed minor) tempo slider : change the tempo (40 - 160) Please visit our website in more detail http://iphone.iiv.jp/ Demo movie http://iiv.jp/?i ## Key features - 16x16 matrix sequencer - Real-time melody alteration via device rotation - Eight selectable sounds - Adjustable tempo and scales - Song saving and management - Phrase transition ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/tropf-musikelectronica/id369685150/reviews.md ### 5/5 — a Two've Lab gem *2014-11-30* musical madness in simplicity and function. if you appreciate minimal DIY aesthetics, this app should be in your box of tools. ## Frequently asked questions about Tropf Musik.electronica ### What is Tropf Musik.electronica? Tropf Musik.electronica is a music creation application that utilizes a 16x16 matrix sequencer. It allows users to compose electronic music by placing notes on a grid and manipulating them through device rotation and various control sliders. ### How does device rotation affect the music in Tropf Musik.electronica? Rotating your iPhone to different directions changes the melodies being played. This feature allows for dynamic shifts between melodic and rhythmic patterns, leading to unexpected musical discoveries. ### What sounds are available in Tropf Musik.electronica? Tropf Musik.electronica offers a selection of eight different sounds that can be changed using the sound slider. These include vibraphone, harp, e.guitar, piano, and strings, providing a variety of timbres for composition. ### Can I save my musical creations in Tropf Musik.electronica? Yes, you can save your patterns as new songs or replace existing ones using the 'new', 'prev', and 'next' buttons. The 'clear' button allows you to erase the matrix, and songs can also be removed while the music is stopped. ### What are the tempo and scale options in Tropf Musik.electronica? The tempo can be adjusted in real-time from 40 to 160 BPM using the tempo slider. Users can also select from major, minor, reversed major, and reversed minor scales to alter the musical mood. ### Is Tropf Musik.electronica suitable for beginners? The app is designed with simple operations for composing music, making it accessible to beginners. Composers who are experiencing a lack of ideas can also find it a useful tool for inspiration. ### What devices does Tropf Musik.electronica support? Tropf Musik.electronica is available for iPhone and iPod devices. It was last updated on August 26, 2022, with version 1.2. ### How much does Tropf Musik.electronica cost? Tropf Musik.electronica is a paid application, priced at $1.99. There are no in-app purchases or advertisements associated with the app. ## Version history (last 3 releases) ### 1.2 — 2022-08-26 Support for iOS version 12.4. ### 1.1 — 2010-05-10 - improve a performance. ### 1.0 — 2010-05-01 No release notes. ## More apps by Two've Lab - [Dr Metronome](https://appshunter.io/ios/app/dr-metronome/id315481657) - [MusicaMarker](https://appshunter.io/ios/app/musicamarker/id1082130243) - [TbPitch](https://appshunter.io/ios/app/tbpitch/id6754064264) - [SmoothChanger](https://appshunter.io/ios/app/smoothchanger/id6758424062) All apps by Two've Lab: https://appshunter.io/developer/315481660 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*