DELTA SP
Freeware

Delta SP is a Sequencer, Sampler and Synthesizer all in one executable. No 
external hardware or software required except the windows OS, a waveform output 
device (like on-board sound), and the software.

-Full midi sequencer , many edit functions like quantize ,interpolate and transpose
-Sampler - 128 banks with unlimited samples per bank, and 128 instruments per bank
  Instruments are multi layered and have many parameters . Like 2 LFO's , 2 Filters, 
  Wave shaping , FM , Envelope , Distorsion , Pitch controls etc ...
-Synthesizer - Modular softsynth supports Internal and Native plugins called 
  "Synthcards",VST plugins and internal modular softsynth allows creation of own 
  synthcards .
-On line context sensitive help.

Screen Shot

Features:
-Sampler
    3 LFO's
    2 Envelopes
    2 Filters with more than 30 different filter types apiece
    FM
    Distortion and 20 shaping effects
    Pitch glide,attack and release
    Multiple samples per instrument
    Pitch glide for overall instrument
    Different interpolation methods
-Synthesizer
    Modular synthesizer with 60 built in instruments and effects , including physically
    modelled woodwind instruments and futuristic techno synthesizers . 
    More than 30 waveforms to choose from in most wave select parameter options.
    More than 30 filters for filter selection operations .
    Glide and envelope hold between voices for most instruments.
    VST support.
    Synthcard Designer lets you design a synth or effect exactly how you want it.
-Sequencer
    Full featured Midi editor with controller drawing , tempo drawing , event list and
    arrangement . All with zoom and scroll functions enabled .  
    One step Midi File Import
    Quantize
    Rhythm Quantize
    Transpose
    Randomize
    Create Random Sequence
    Create Harmony
    Shift
    Cut,Copy,Paste,Undo
    Etc...


System Requirements

Win32 OS
DirectX
Sound Card or Onboard Sound

Shareware - 32 Pounds
Fully functional apart from a nag screen at startup that is removed upon registration.