A professional-grade brain training game with Dual, Triple, and Quad N-Back.

An off-line bridge game. It is designed to skip the bidding step and directly play as the declarer to practice your playing skill.

The app lets you add nice texts on images from album or create colorful notes. Texts have 3 styles: stroked, 3D shaped, and embossed texts.

The app lets you fully customize your photo collage. Each photo is resizable and moveable and its shape can be changed.

Remove background from one photo, modify it, then overlap the PNG with another photo.

Use machine learning style transfer to transfer your photo into different styles such as painting, sketch, and cartoon.

The app generates 3D art words, and save them as PNG or GIF files.

The app provides 35 shapes for you to crop your photo by the shape with transparent background.

Add comments to your photos with desired fonts, colors, or sizes.

A reference book to show the following informations: [calorie,protein,fat,carbohydrate] about our most popular daily foods.