You need to think about the whole market size. What if the existing note taking applications like Simple Note are utilizied by only a tiny percentage of the pos

You need to think about the whole market size. What if the existing note taking applications like Simple Note are utilizied by only a tiny percentage of the possible market? Intead of just giving up, think of what other features you could introduce to beat Simple Note. Have you done any research to see how they are even doing? Don't be discouraged by competition. Google always pops up in my mind whenever I hear a story like this.