TeXShop is described as 'TeX/Latex editor and previewer for Mac OS X, written in Cocoa' and is an app in the Office & Productivity category. There are nine alternatives to TeXShop for Mac, Windows, Linux, the Web and Haiku. The best alternative is TeXstudio, which is both free and Open Source. Other great apps like TeXShop are Texmaker (Free, Open Source), TexitEasy (Free, Open Source), Texpad (Paid) and A.nnotate (Free Personal).
- TeXstudio is an integrated environment for writing LaTeX documents. Our goal is to make writing LaTeX as easy and comfortable as possible. View 32 alternatives to TeXstudio
- Free • Open Source
TeXstudio vs TeXShopStudio has project/session files, saves state of your work. TeX-sync works seamlessly in studio (did not test it for texshop)