Application Letter Font Size. The size will depend on how much content you have; it's best if you can format your letter so it fits on one page. In most application letter examples, you also enumerate reasons with explanations about your interest in the position you want which requires all of your relevant skills.
Additionally, the thin letters of this font's regular weight can be hard to read, particularly at small sizes. A letter of application which is sometimes called a cover letter is a type of document that you send together with your CV or resume. What size font for a resume and a cover letter works like a charm on employers.
However, the text size of the application is not adjusted along with the system font. ie, if i change the system font size from Settings -> Accessibility -> Font Size, the application's font size does not change at all.
Pros and cons for each recommended resume font to make your decision How to pick the best resume format to make sure your application stands out?
I referred the link : How do I change the font of a letter?. Being able to manage the text size is important in web design. Popular sans serif (no tails) fonts include Arial, Tahoma, Century Gothic.