Helicon Filter Free offers full set of the easy to use post processing tools to the digital photographer.
Intuitive interface, context help and full screen preview make it easy to learn.

Available filters: noise reduction, white balance and saturation adjustment, distortion correction, cropping, rotating, resizing, sharpening, adding frames, text, etc.

SoliCall has developed an innovative software that helps VoIP users to reduce unwanted noises during calls. Screaming kids? Barking dogs? Keyboard-strokes? With SoliCall it will sound less disturbing than it really is.
This free beta version is aimed at improving the sound quality when making any type of VoIP call (e.g. PC-to-PC, PC-to-Phone). In addition, SoliCall can record any call.
"SoliCall shuts out the noise...they get the job done"

The Test Tone Generator (TTG) turns the PC into a function generator for testing or demonstration, sound tuning, education or for sound effects. Features include: Constant and swept tones; many wave forms (Sine/square/triangle/white and pink noise with adjustable crest factor etc.); Extensive scripting including a Script Editor; Preset storage; Change the frequency in real time seamlessly by keyboard, mouse or slider; Multi sound card support.

Cut pieces of noise or silence from beginning and end of your mp3 files without having to decode them and encode to mp3 again (loss of quality). Note: Frame Remover is a simplified version of Frame Editor, which is capable of many other functions as well. Frame Remover is used for easy and fast trimming of mp3 files.

Wave Wash & Polish is a batch filter designed to remove stationary and transient noise ('hiss' and 'pops') from music and other audio data stored in standard 16/8 bit sterero/mono wave files (sorry, no direct support for mp3 files). You can select a bunch of files, click on a button and go for a walk with your dog while WWP does the dirtywork. On a 2 GHz computer, WWP will process approximately 3-4 minutes of CD-quality data per minute.

Tinnitus Masker Pro allows you to choose from 14 different sounds and change their parameters so you can achieve the best masking effect for your tinnitus symptoms. Tinnitus Masker Pro is extremely easy to use and get to grips with, yet versatile enough to cover a wide variety of tinnitus symptoms. You can also quickly and easily record the output to a .wav file, ready to be burned to CD. Sounds include, white, brown, blue, pink and violet noise, oceansurf, rain, wind, crickets, cicadas, radio static, airliner cabin, fan noise and aircon noise.

Tinnitus Masker Pro allows you to choose from 14 different sounds and change their parameters so you can achieve the best masking effect for your tinnitus symptoms. Tinnitus Masker Pro is extremely easy to use and get to grips with, yet versatile enough to cover a wide variety of tinnitus symptoms. You can also quickly and easily record the output to a .wav file, ready to be burned to CD. Sounds include, white, brown, blue, pink and violet noise, oceansurf, rain, wind, crickets, cicadas, radio static, airliner cabin, fan noise and aircon noise.

NCH Sound Tone Generator lets you create audio tones, sweeps or noise waveforms using a Windows computer with a sound card or a PocketPC handheld. Typical Applications include test tone generation in studios for the alignment of levels, calibration and testing of audio equipment or speakers, tuning music instruments as an accurate reference tone, demonstration of audio principles to students and more.
Acoustics testing equalisation

RAE is an advanced sound analyzer with the latest environmental noise measurement technology. RAL + Impulse response, Running ACF, Noise measurement. The point that RAE differs completely from other systems is that a time change of sound can be analyzed in detail at a high temporal resolution.

RAD is the functional limited edition of the advanced acoustic research system DSSF3. The point that RAD differs from other systems completely is that a time change of sound can be analyzed in detail at a high temporal resolution. Using RAD, various sound qualities such as loudness, total quality, pitch and the movement of source can be analyzed by the running ACF measurement

Topaz Enhance (TM) is the most powerful set of video enhancement plugins available today. If you want your video quality to improve beyond what you thought was possible,Topaz Enhance is for you. A breakthrough in enhancement technology, this set of 6 filters will exceed your expectations in every way. Compatible with After Effects, Premiere Pro, and Digital Fusion.

In FlexiMusic Generator you can generate different types of sound with various algorithms using Graphs, Sine definition, wave, envelops, numbers, random, existing wave file, noise etc. Which can follow defined duration, using varying frequency-graph and volume-graph. And apply sound modifiers to it to enhance it. Create your own custom music instrument and generate various unique sounds using endless combinations.

White Noise Player will play any .wav file on your computer you choose on a continuous loop cycle from your system tray. This allows you to choose any sound you like from simple white nose to a relaxing rainfall to reduce distrating ambient noise.