Can you spot and remember a picture? Are you always struggling to remember where your stuff is? Try Dr Memory Matrix.

If you have a problem to remember number, color or shape, try Dr Memory Number, Dr Memory Color, or Dr Memory Shape.

Dr Memory Matrix is designed to train your memory to recall locations and patterns. It is especially helpful in improving the short-term memory, and developing a photographic memory.

To improve your memory, you need motivation and making memory training as your daily habit (5 to 10 minutes a day). Dr Memory only takes a few minutes to play. The training is simple, but effective.

Dr Memory provides a detailed feedback of your training including accuracy, total correct, time taken and average memorization time.

HOW TO:
- Do your best to remember the colored pattern shown on screen.
- Click “Memorized” when you’ve remembered the pattern.
- Tap the correct block.

SoundGrid aims to be most advanced matrix sequencer for iPhone / iPod Touch. It was inspired by famous Tenori-on by Yamaha and popular ToneMatrix webapp.

While iPhone app can’t on a par compete with £900+ device, SoundGrid is really packed with features. But at the same time its UI is very clean and simple. Even if you never composed music you will find SoundGrid easy and exciting to play with and will create brilliant compositions in minutes just with tips of your fingers. For more experienced users SoundGrid offers advanced features such as multiple patterns, control over looping, tempo adjustment, and of course real-time filters and effects to create unique sounds. Also you can easily share your compositions with other users and in turn browse and download their creations.

• Support for unlimited number of Sound Banks with high-quality stereo sounds of any length (currently 7 SBs included)
• Up to 8 layers each playing from any Sound Bank with up to 8 patterns per layer which you can quickly switch between
• Select one of 8 colors for each layer to create visual performance synchronized with notes played
• Real-time sound effects: delay and resonant lowpass/highpass/bandpass/notch filter
• Adjustable project tempo, adjustable looping range for each pattern, grid randomization feature
• Save and load multiple projects; it’s easy to find the one you want thanks to graphical previews
• Share your compositions with other users, browse and download their projects

We’re constantly working on improving SoundGrid and adding new functionality so next versions will come soon with even more great features.

Homepage (with video demos): http://soundgridapp.com

iTunes link: http://itunes.com/apps/soundgrid