REAPER (Rapid Environment for Audio Production, Engineering and Recording) is a powerful but sensible Mac app that lets you record, edit, render and arrange multi-track waveform audio.

REAPER is a powerful but sensible application designed for the recording, arrangement, editing, mixing and rendering of audio.

REAPER provides a flexible but easy to use interface that is equally suited to professionals and amateurs alike.

Here are some key features of "REAPER":

Fast, Powerful Editing:
· Drag and drop to import, arrange, and render
· Freely mix audio, MIDI, video, still image media on any track
· Easily move, split, glue, resize, trim, loop, time stretch, pitch shift, fade, crossfade, slip, snap to grid, without switching tools
· Intuitive zoom, scroll, scrub, jog, tab to audio transient, MIDI navigation
· Simple and powerful nested folder system allows group editing, routing, bussing, all in one step
· Full automation recording, playback, and editing support for track controls and plug-ins
· Easily manage tempo, time signature, and varispeed changes
· Separate audio or MIDI into freely arrangeable takes and lanes for easy comping
· Easily copy or move regions, to quickly try out alternate arrangements

Plug-in Support:
· Insert almost any third-party audio or MIDI plug-in: VST, VSTi, DX, DXi, AU (OSX only), JS
· Native bridging and firewalling: run Win32 plug-ins in REAPER x64, maximize RAM utilization, protect against plug-in crashes
· ReWire (audio and MIDI) any capable application for even more flexibility
· Fully automatic plug-in delay compensation (PDC)
· Sidechain any plug-in, even if the plug-in does not natively support sidechaining
· Apply FX in real time, or non-destructively render FX output
· Real-time network FX processing: use other local machines as an FX farm

64-bit ReaPlugs Suite:
· Unlimited multiband EQ with draggable nodes
· Graphical FFT EQ/dynamics processing
· Technical and multiband compression
· Flexible, open-format convolution reverb
· Real-time pitch correction, with Elastique 2 Pro built in
· Multitap delay, basic synthesizer, sample player, vocoder, algorithmic reverb, and more
· Special-use plug-ins to virtualize outboard hardware, stream audio, connect to NINJAM servers, and more
· Includes the JS audio and midi plug-in scripting engine, and hundreds of user-programmable effects

Intangibles:
· REAPER starts and loads fast - be ready to record in just a few seconds
· Portable - put REAPER in your pocket and run it from a USB key or other removable media
· Tightly coded - installer is only a few MB, updates can be installed in less than a minute
· Rapid, efficient development - new features and optimizations are added quickly and often
· Very active, enthusiastic, and helpful user forum, get help quickly
· Fantastic and readable user-created user guide
· An honest business model that aims to provide the best possible user experience

Requirements:

· Minimum system: 500mhz processor, 128MB RAM, 10MB free disk space, 800x600 in 256 colors or higher
· Recommended system: Multiple processors, 1GB RAM, >1GB free disk space, 1280x1024 in 16.7M colors

Limitations:

· 30 days trial.

What's New in This Release: [ read full changelog ]

Track manager:
· double-click track number to scroll track into view
· MIDI column (double-click to open all track MIDI in editor)
· action to delete selected tracks (via menu or delete key)
· changing record-arm state clears track auto-recarm
· doubleclick on toggle columns works properly
· drag tracks in manager to rearrange tracks in project (optional)
· fixed remembering previous window location on OSX
· if track MIDI is already open, double-click MIDI column to close
· mute/solo/record-arm changes respect grouping (shift held overrides)
· option for filter to hide child tracks only if the folder parent is hidden
· option to auto-scroll to selected track when mirroring selection
· right-click FX column to open individual track FX
· right-click header to show/hide columns
· set last touched track when selecting from the track manager
· set track colors

Region manager:
· delete key removes regions
· display time in project timeline format
· edit region/marker names in place
· optionally display project markers
· right-c...