To add your own text, go to Play section and click the button at the top-right. You can paste text, use URL or upload document,
Paste text - copy the text you want to use and paste it on the text box.
Use URL - this is ideal when you want to use an entire webpage text such as blogs or articles. Note that Typesy will only capture texts and will not include images.
Document - upload your existing document. Formats accepted are .txt, .doc, .docx, .pdf, .html, .htm.