FL Studio 12.1.3

Fruity Loops (FL Studio) is a full-featured music production environment capable of multi-track audio recording, sequencing and mixing for the creation of professional quality music tracks. With VST & DX hosting, a flexible 99 insert-track mixer, advanced MIDI, DX and ReWire support no musical style will be beyond your reach. Songs or loops can be exported to .wav, .mp3, .ogg or .mid format.

What can FL Studio do?

Audio editing and manipulation including pitch correction, pitch shifting, harmonization, time-stretching, beat-detection & slicing, audio warping and standard audio manipulation (cut/paste etc).
Automate most interface and all plugin parameters by recording, drawing, and using spline-based automation curves or automation generators with formula-based control of links.
Be hosted in other DAWs as a VST or connected through ReWire.
Live music performance including video effect visualization.
Mix and remix audio, including application of real-time audio effects such as delay, reverb & filtering.
Multi-track audio recording.
Record & play MIDI input recording from keyboards, drum pads and controllers.
Sequencing and arranging.
Synthesizer & effect plugin hosting (VST 32 & 64 bit, DX and FL Native format)

Notable new features in FL Studio 12:

Updated Editions with more value – FL Studio Fruity edition gains Automation Clips. Producer edition gains Sytrus & Maximus. Signature Bundle gains Harmless, Newtone, Gross Beat and Pitcher. Existing owners also get these great additions. See the complete feature comparison here.
Vectorial UI – FL Studio is now 100% vectorial allowing it to be used on 4, 5 or even 8K monitors with pin-sharp fidelity.
Mixer – Completely redesigned mixer, dynamically resizable with 6 layout styles plus 3-user configurable docking panels (left, centre and right) for track management. Multi-fader selection and adjustment. Improved mixer track grouping. Multi-touch support. 10 FX slots per track. Many new multi-track routing automated options. Enhanced grouping and submix functions. The dedicated ‘Send’ channels have been replaced with general purpose send tracks and added to the overall track-pool.
Updated plugins – 3xOSC, Edison, Formula Controller, Peak Controller, Keyboard Controller gain vectorial UIs. Envelope Controller (8 articulators, Mod X/Y envelopes & vectorial UI), Send (can now send to any mixer track & vectorial UI), Hardcore (new tube distortion effect & convolution based cabinet simulation), Patcher (Plugins open outside patcher. Auto patcherizing of existing plugins & multi-touch support). Fruity Convolver new impulse library by Soundiron. Finally, the Channel Settings are now integrated into the Wrapper. ZGameEditor Visualizer – Loads all popular video formats and gains 4K+ rendering.
Piano roll – Time markers added for labelling and looping purposes. Auto-zoom can now be switched off in the General Settings. Stamp tool replaces chord tool and allows users to click in chords from a selector. Macro to find overlapping notes.
Playlist – Drop multiple stems or Audio Clips on the Playlist from any Windows file browser.
Browser – Improved layout with user configurable category tabs (name and icon). The default categories include Files, Plugins and Current Project providing key content at a glance. Improved file management with Right-click delete options for most content.
Multi-touch support – Multi-touch has been extended to Mixer functions, Channel settings and Control Surface. Swap between Windows Multi-touch and FL Studio Multi-touch modes.
Improved 32 & 64 Bit VST plugin support – The wrapper has been redesigned to improve stability and compatibility. The FL Studio Plugin scan tool now allows unlimited VST search locations and quick favoriting.
...and many more. See the 'WhatsNew.rtf' document in the FL Studio 12 installation folder.

Bugfixes in FL Studio 12.1.3: