CW is not only a wonderful app for taking notes, writing and editing text, it also integrates conversion to PDF and image files, supports opening/printing most common file types. It comes with five cool built-in keyboards for you to input anything in a convenient and fun way:
1. Special Characters Keyboard: contains 20 categories and more than 2000 special characters.
2. Emoji Keyboard: composed of 5 categories and 471 emoticons.
3. Article Keyboard: made up of 400 popular characters/emoji article pictures in 14 categories(animals, love…)
4. Crazy Text Keyboard: makes your text input interesting. For example, ‘upside-down’ enables you to input inverted characters.
5. Shortcut Keyboard: define your own categories and add keys, which can be any texts. Saving your time of inputting text.
6. Create your own keyboard! (You can add or remove those keyboards in Preferences).
7. Support disable/enable Keyboard and keyboard categories.

Powerful Accessory Keys:
1. These are keyboard extension, which can be found at the very top line of your keyboard.
2. They include arrow keys, word keys (to navigate between words), delete/space/select/copy/past/redo/undo/date/time keys, automatic bullets and numbering keys, etc
3. You can add, remove, edit, and reorder your accessory keys in Preferences->Accessory keys. You can also add your own shortcut keys into accessory keys.
4. Switch key enables you to efficiently switch between the keyboards. Making it faster and more convenient to write and edit text.

The Advanced Editor supports:
1. Displaying line numbers.
2. Jumping to a specific line-number within the editor.
3. Turning off the Word Wrap.
4. Current line highlighting with the color of your choice.
5. Setting line spacing, margins, tab width

Other writing features:
1. Type and view your work in full screen mode.
2. Adjust font size, Change font style.
3. Word, character & line counts
4. Auto-save. Your text will never get lost.
5. Lock writing orientation.
6. Save txt in UTF-8 or Unicode.

Supports:
1. Open multilingual text-encoding. Includes Japanese, Chinese, Korean, Hebrew, Greek, Cyrillic, Ukrainian... Save them in Unicode or UTF-8.
2. Non-binary files editing (C,CPP, HTML…)
3. Rename, delete, copy, and move your files as you please.
4. Sort your files by name, size, type, or time; Display files and folders as list, icons or thumbnails, Photos/txt/rtf/PDFs can be listed using big thumbnails.
5. In-text search & replace, as well as file’s & folder’s name search.
6. Convert text files to PDF or image format, Background, font style/color will be shown in PDF and image completely. You can also custom conversion settings: PDF Title, subject, author, password, head title, margins, paper number, paper size and so on.
7. The converted PDF/images can be saved in folders,print or sent with an email or opened in other applications. The image can also be saved to the photo album.
8. Add & open files from 3rd party app.
9. Dropbox syncing: automatically synchronizes your files and folders in "Dropbox" storage.
10. Real-time iCloud sync with folder support.
11. File sharing through WiFi network, iTunes USB, e-mail attachment.
12. Support Previewing of iWork/Microsoft Office documents, RTF documents, PDF/Image files...
13. Long press the file item to open the file in other App.
14. Print files using AirPrint.
15. Protect your privacy with passcode.
16. Zip and unzip files/folders.

Themes:
1. 12 beautiful themes that can be switched easily. Different skins represent your different moods and highlight free personality.
2. Create your own skin. Import picture from your photo album, use an image taken directly from your built-in camera. stretch/rotate/tile/zoom the picture, defining the color of text & buttons.
3. Create your own colorful skin: you can define the color of paper line, background, toolbar and text.
4. Switch paper space from solid to dashed line, or no lines at all.