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It is fun to write a letter in rainbow ink and email it to your friend. iWriteRainbow is the FREE version of WriteRainbow, it allows you to draw or write directly on the screen using rainbow ink. The color changes automatically as you draw or write. Please check the colorful output it can generates in the screenshots below. There are more in the product website.

In addition iWriteRainbow is an easy to use application yet powerful to generate different effects. It has 11 big quality paper texture backgrounds you can choose. You can even select your own image as the background. In addition, iWriteRainbow supports icon stamping and it has 33 lovely icons built in.

Besides the rainbow color, you can also choose the normal solid color. You can even choose color with outline in another color!

You can write in your own language, and you can even write from top down.

To get better effect, you can zoom in first and then write. This can generate even better visual effect.

The rainbow color effect can be customized. You can adjust how fast the color changes as you draw to get the best result you want.

iWriteRainbow is the free version, and WriteRainbow is the paid version with Dropbox integration and without AdWords.

☆ Rainbow color for drawing or writing;
☆ Icon stamping with 33 built-in icons;
☆ Change background images, select from 11 built in HD paper texture images, or select your own images;
☆ Change line width;
☆ Zoom-in and write;
☆ Auto shift in zoom-in mode;
☆ iTunes Sync;
☆ Email image as attachment;
☆ Easy to use.