Tweet Invisible Twitter 140 vs 280 How many characters* 140 280 140 characters Just type - yes, you really cannot see what you type.280 characters Just type - yes, you really cannot see what you type.Do you want to copy your Tweet?* Yes Your Tweet Highlight your tweet, and copy and paste. Windows - Ctrl+A (select all), Ctrl+C (copy), Ctrl+V (paste into twitter) Apple - Command-A (select all), Command-C ( copy), Command-V (paste into twitter)