September 4, 2017: 30% Off RapidComposer Until September 10th!

To celebrate the release of version 3.3, we offer RapidComposer 30% off only this week!

September 4, 2017: New Update v3.3 Available!

After 16 beta versions and more than 5 months of development version 3.3 was released today. This major update focuses on the workflow with chords and chord progressions. It features redesigned chord palette with Chord Builder and Circle of Fifths, immediate chord suggestions on the master track (suggestions by rules, borrowed chords, chord substitutions), new chord progression editor integrated into the Chord Selector, better chord progression generation using borrowed chords, improved audio support, improved drag-and-drop and many other improvements.

June 30, 2017: Office closed between July 1st and July 14th due to vacations

Please be aware that due to vacations the office will be closed from July 1st to July 14th, 2017. We are not able to provide support during this time.

April 23, 2017: Anniversary Sale Extended Until The End Of April!

The anniversary sale lasts until the last day of April.

April 4, 2017: RapidComposer turned 7 years old! Anniversary Sale With 30% Discount!

RapidComposer improved a lot in the last 7 years. It has become an indispensable tool and idea generator for thousands of music composers from around the world. To celebrate the 7th birthday we hold an anniversary sale with 30% discount until April 23.

March 13, 2017: New Update v3.2 Available!

The new update features editing percussion tracks using drum maps, reworked phrase editor, "count in", new phrase and rhythm generators, lots of new settings and actions. The UI became more flexible offering 2 new UI themes and adjustable font size. Portable usage is possible on Windows.

March 9, 2017: RSS Feeds Available For News And Software Updates

From today you can subscribe to our news feed and the software updates feed . Do not miss any software sales and get notified about software updates!

January 1, 2017: Happy New Year! Holiday Sale extended until January 8!

The Holiday Sale was very successful so we decided to extend it until January 8. So you have some more time for ordering RapidComposer at a discounted price.

November 25, 2016: Holiday Sale starts on Black Friday! 33% off RapidComposer.

The Holiday Sale starts on Black Friday and lasts until December 31st! RapidComposer is available for $134, RapidComposer LE is $53 during the sale.

November 2, 2016: v3.1 released!

Version 3.1 was released after a long development and beta testing period. The result is dozens of features and improved stability. The biggest improvement is on the MIDI Import page with options like smart phrase detection and real-time chord analysis feedback. Please read all details on the History page.

November 2, 2016: Wiki updated

The RapidComposer Wiki is up to date with screenshots. At the same time the old pdf manual was retired.

July 10, 2016: Office closed between July 11th and July 22nd due to vacations

Please be aware that due to vacations the office will be closed from July 11th to July 22nd, 2016. We are not able to provide support during this time.

June 13, 2016: Sale ended!

Thank you for all of you who took the opportunity to upgrade to v3, or purchased a v3.0 license. The upgrade opportunity and price is still valid until the end of summer.

May 11, 2016: Version 3.0 upgrade info

Customers who purchased after January 1st, 2014: Upgrading to v3.0 is free. You will receive your new key-code in e-mail in the next few days.
Customers who purchased before January 1st, 2014: The upgrade price is $49 for the full edition, $19 for the light edition. You will receive an e-mail with information about the upgrade.

May 11, 2016: 30% off sale starts now until June 12th!

To celebrate the release of v3.0 we hold a sale with 30% discount until June 12th.

May 11, 2016: Version 3.0 released today!

Finally, after 10 months of development and 19 beta versions the latest major update is available. The 3.0 version features redesigned user interface, better workflow, rewritten 'Idea Tool', customizable colors and keyboard shortcuts, big improvements in rhythm editing and many other changes. We would like to say thanks to the wonderful RapidComposer community at KVRAudio who provided help in beta testing and posted countless suggestions, ideas and advice.

December 20, 2015: More than 20 new videos available

Lots of new, inspiring videos were collected on the 'User Videos' page created by Nevzat Yildirim (! Watch and learn from the pros!

December 20, 2015: RapidComposer Wiki is available

The Wiki will be updated more often than the pdf manual.

November 26, 2015: Holiday Sale starting on Black Friday!

Our usual holiday sale starts on November 27 and lasts until December 31 and offers 40% discount. RapidComposer is available for USD 149, RapidComposer LE is USD 59 during the sale. Happy Holidays!

November 26, 2015: News about version 3.0

The development of version 3 goes well, but it won't be finished in December as previously planned. The release will most probably be in early February. Stability is the most important and we receive a lot of help from the wonderful RapidComposer community (bugs reported, features requested, useful suggestions). Beta versions are posted every week.

November 7, 2015: The first v3.0 beta version is available

The first beta version was uploaded today and is available to all registered users. More information can be found here.

June 27, 2015: Office closed between June 29th and July 9th due to vacations

Please be aware that due to vacations the office will be closed from June 29th to July 9th, 2015.

June 16, 2015: The biggest update so far, v2.9 is available!

After several months of development and testing, with the valuable help from the fantastic community, the latest major update was released today. The update contains dozens of new features, like the long-awaited melody harmonization, rewritten VST plug-in, and the new note inspector with transformations on selected notes, as well as bug fixes and stability improvements.

June 10, 2015: Two new tutorial videos were uploaded

Chris Caulder prepared video tutorials about "Chord Rules Editor & Chord Suggestions" and "Harmonize Melody Function"! Click on Videos to watch them.

June 10, 2015: v2.9 is expected to be available next week

v2.9 has dozens of new features, and is the biggest update so far.

April 1, 2014: 5th Anniversary Sale until April 30!

RapidComposer was first released 5 years ago. To celebrate this event, you can purchase RapidComposer with 30% discount in April!

February 14, 2015: The manual was updated

The manual was updated to include all features until v2.83.

January 5, 2015: Version 2.8 released!

The latest major update brings lots of new features and improvements, e.g. redesigned browsers, very precise MIDI sequencer, internal sequencer in the VST plug-in and lots of workflow improvements and bug fixes.

January 1, 2015: Holiday Sale extended until 15 January

The Holiday Sale is extended to include the release of the next major update (v2.8) which was planned for December but will be available in early January.

August 31, 2014: Information about updates

All customers who purchased since January 1, 2014 will get all updates until v3.99.

August 19, 2014: Updated Manual available!

The manual was updated to include all features until v2.7.

August 11, 2014: Version 2.7 released!

After months of development and testing (there were nine beta versions) the new update contains rewritten chord suggestions system with editable rules, chord progression generation, phrase local history, workflow improvements, and bug fixes.

July 1, 2014: Eurodance tutorial added

Nick Amandote published a tutorial about how to compose Eurodance style compositions using RapidComposer on! The tutorial includes downloadable phrases created by Nick.

April 9, 2014: 4th Anniversary Sale until April 30!

RapidComposer was first released 4 years ago. To celebrate this event, you can purchase RapidComposer with 30% discount in April!

April 9, 2014: Version 2.6 released!

The latest major update includes dozens of improvements and bug fixes based on feedback from the wonderful community on the support forum. The OS X version became very stable after rewriting the foundation and VST plug-in handling. New phrase generators (Strings Staccato, Piano Run and Dyads Run generators) included. Enjoy!

January 1, 2014: Happy New Year!

Happy New Year to all our customers! The new year begins with very exciting developments. RapidComposer will soon become what we envisioned many years ago.
We released 4 bug-fix updates since the release of v2.5, which contained not just bug fixes but new features too.

November 18, 2013: Holiday Sale!

It is not yet December but our Holiday Sale starts with the release of version 2.5! The Holiday Sale lasts until 31 December and offers 40% discount. RapidComposer is available for USD 149, RapidComposer LE is USD 59 during the sale. You can upgrade to the full version with 40% discount, for USD 90. Happy Holidays!

November 18, 2013: Version 2.5 released!

After 3 months of continuous development and testing we are excited to announce this major update with the rewritten user manual. The full version includes the new Melody Generator (video here). Registered users get more than 200 reusable phrases by Chris Caulder.

November 4, 2013: More videos available on YouTube!

There are 8 tutorial videos available made by Chris Caulder! We are working hard on the next major update which is expected in the middle of November.

October 8, 2013: RapidComposer videos available on YouTube!

Chris Caulder created four tutorial videos about RapidComposer. You'll find them on the Videos page!

June 25, 2013: RapidComposer VST plug-in for OS X available!

The v2.2 update contains the long awaited VST plug-in version for OS X.

June 10, 2013: New tutorial posted

A new tutorial about using the 'magnet' option for phrases uploaded.

June 3, 2013: Summer Sale until June 30th!

We are offering 30% discount in June for RapidComposer. The LE version is USD 69, the full version is USD 174.

June 3, 2013: Version 2.1 released with many new features

A major update was released today with about a dozen new features.

April 9, 2013: Tutorials updated, new tutorial posted

Today a new tutorial was uploaded to the web-site (Quick Start Guide), and all other tutorials were updated and extended to use v2.0 screenshots.

February 25, 2013: Version 2.0 released!

Today the long awaited version 2.0 was released for both Windows and Mac OS X. The new version is the result of 7 months of development and testing, and features a totally redesigned user interface and better workflow, and includes handling relative chords and chord progressions. The rewritten internal architecture enables us to add more features more quickly in the future. The price of RapidComposer changed to USD 249. During the promotion period RapidComposer is available for USD 224, RapidComposer LE is USD 89 until March 31, 2013.

January 21, 2013: Version 2.0 sent to owners today

The release candidate for the Windows version was sent to RapidComposer owners today! Porting to OS X started, hopefully it will not take too long.

December 10, 2012: Holiday Sale

It is December again! Please check out our Holiday Sale which lasts until 31 December and offers 25% discount. RapidComposer is available for USD 219, RapidComposer LE is USD 74 during the sale. You can upgrade to the full version with 40% discount, for USD 120. Happy Holidays!

November 20, 2012: RapidComposer V2 development still in progress - expected release in December

The development of the update still hasn't finished although it is in good shape. Everything is working now, only about a dozen smaller improvements are need to be made. We are doing our best to release V2 around December 10-15.

September 27, 2012: New user guide is available

The new user guide is published today! Click on the User Guide link to read it.

August 20, 2012: RapidComposer V2 development in progress

We have been quiet in the last few weeks, this is because we are working on the next major version of RapidComposer. Developing V2 with much better workflow and fully redesigned user interface will take months, so we expect a release in October, maybe in early November. Thank you for your patience!

May 10, 2012: RapidComposer Review in Computer Music Magazine!

RapidComposer received "Computer Music Innovation Award", and scored 8/10 in a review in Computer Music Magazine. You can read the on-line version here.

April 23, 2012: RapidComposer For OS X Released!

We waited for this moment for a long time. After two months of beta testing, RapidComposer is available for Mac OS X. A lot of people demanded an OS X version, and while porting took longer than expected, we deliver it today. Technically speaking the source code is the same for the Windows and Mac OS X version, so any new feature implemented will automatically go into both versions in the future. We would like to keep the version numbers the same for Windows and OS X as much as possible. For Mac OS X a standalone version is available at the moment.

April 23, 2012: On-line activation removed from RapidComposer

From this day RapidComposer users do not have to activate the software through the internet. A simple keycode protection is used instead. We believe that honest people should not suffer because of complex software protection techniques.

April 21, 2012: Birthday Sale extended until April 30th

The Birthday Sale is extended so that Mac OS X users have a chance to try RapidComposer and purchase it with a 20% discount. RapidComposer is available for USD 236, RapidComposer LE is USD 79 until the end of April.

April 3, 2012: Birthday Sale

We announced the first version of RapidComposer two years ago. To celebrate this event we hold a Birthday Sale until 20 April with a 20% discount. RapidComposer is available for USD 236, RapidComposer LE is USD 79 during the sale.

April 3, 2012: News about the OS X version!

The OS X version of RapidComposer is solid now, and will be released at the end of April. Thank you for your patience.

March 5, 2012: Beta testing of the OS X version began!

Porting to OS X took longer than we expected but now we are close to release the OS X version. Hopefully we can release it in about 3 weeks!

December 19, 2011: Holiday Sale

For the first time we announce a Holiday Sale until 31 December with a 20% discount. RapidComposer is available for USD 236, RapidComposer LE is USD 79 during the sale.

December 19, 2011: News about the OS X version!

The porting to OS X goes very well, the user interface is fully functional. We expect that a beta version will be available at the end of January. Please note that the OS X version will not be a separate product, all customers will get both the Windows and Mac OS X versions.

December 19, 2011: RapidComposer VST released and the standalone updated to v1.8!

This major update includes the long-awaited VST version with 128-channel MIDI output. The rewrite of the manual has begun, from today it is available only in pdf format. The standalone version has some minor features and fixes for several bugs.

August 15, 2011: RapidComposer (and LE) was updated to v1.75!

This major update features a rewritten ASIO handler, and several usability improvements asked by our users on the support forum, as well as bug fixes.

May 31, 2011: RapidComposer (and LE) was updated to v1.7!

This update adds line drawing on the piano roll. Notes are inserted and aligned smartly with several snap and filtering options. Many new chord progressions added, and now the chord progressions are sorted by their complexity. There were improvements in the harmonization menu, and a few sample phrases were added.

May 3, 2011: RapidComposer (and LE) was updated to v1.6!

This is the biggest major update in the short history of RapidComposer. (We celebrated the first birthday in April!) With new ways of chord selection, the rewritten progression editor with chord suggestions, harmonization improvements, new variations, RapidComposer is more complete and solid than ever. The UI offers clever and unique ways of displaying overlapped notes. Several bugs were fixed.

January 24, 2011: RapidComposer (and LE) was updated to v1.5!

With this major update the editing workflow has been improved and several new piano roll view options were implemented. Changing chord notes visually is now possible while phrases and notes are updated realtime. You won't find this in any other DAW. Another unique feature is that you can store the state of a VSTi plug-in as an instrument that you can use later, even for plug-ins that do not expose their presets. This update has about a dozen new features!

December 6, 2010: RapidComposer (and LE) was updated to v1.44!

Not just bug fixes but also new features can be found in this minor update.

November 29, 2010: Official support forum created at KVR Audio!

An official MusicDevelopments support forum started, hosted by KVR Audio. Feel free to post questions, bug reports, feature requests in the forum. Click here to enter the forum!

November 24, 2010: RapidComposer LE released!

Due to popular demand we made a light edition (LE) of RapidComposer available for serious hobbyist musicians and composers. RapidComposer LE is available immediately for USD 99. LE customers can upgrade to the full version with a substantial discount (for USD 196).

November 24, 2010: RapidComposer v1.4 released!

The latest major update with fully customizable user interface, and rewritten VSTi plug-in handling that fixes all stability problems and made VSTi support rock solid! Other changes: improved loop playback and recording, tap tempo, fractional tempo can be specified for any structural unit, ASIO configuration improvements.

October 18, 2010: RapidComposer v1.32 released!

A minor bug fix update was released that has fixes for stability issues reported by our users as well as some smaller features. Thank you for all the feedback we have received in the last few weeks!

September 28, 2010: RapidComposer v1.3 released!

The biggest update until now is available immediately! This new version has many impovements and new features like MIDI CC editing and recording, articulations support, phrase and note preview during editing, improved editing in the composite track, and many smaller features and bug fixes.

July 13, 2010: RapidComposer v1.21 released!

Bug fix update with a new feature is available immediately.

June 30, 2010: RapidComposer v1.2 released!

The biggest update with many new features like phrase morphing and audio track support is available immediately. Please check out the three tutorials posted on this website.

May 3, 2010: RapidComposer v1.1 released!

Just one month after the first release a major update is available with improved phrase and note editing capabilities and improved user interface. The price is still USD 295.

April 1, 2010: RapidComposer v1.0 released!

We are happy to announce the availability of RapidComposer, our unique music prototyping application. We hope that many composers, song-writers and musicians will find this tool helpful in the creative process of music composition. Now that the first version is ready, we will have time to implement some groundbreaking features in the coming months. Expect frequent updates with new features.


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