The best alternatives to Butterfly are Getslash Co, OneTask (Mac), and Uno Task. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Butterfly?
Hurreeโ The smarter, simpler way to analyze your data
Slash slices through them by helping you focus and stay in flow. A new kind of productivity app that forces you to work smart and destroy your tasks one-by-one.
Unotask is designed keeping human behavior in mind.๐ฉ๐ปโ๐ฆฐ Multitasking doesn't work. ๐ ๐ปโโ๏ธ We are most productive when we focus on a single task at a time. Unotask helps you do that with a mental model in its design.