One-Line Legacy Diary is a one-line-a-day diary app from developer APP4LIFE. Capture each day in a single line and build a lasting legacy of memories that you can revisit for years to come — simple, private and meaningful journaling that takes less than a minute a day. Free to download, with no in-app purchases; contains ads. One of the digital projects of economist and economic researcher Mohamed Abdulkarim Bahbouh — entrepreneur, business-development and digital-marketing expert, business & decision consultant, and life coach with a passion for technology and digital platforms.