Toon Boom Harmony is described as 'Network is the industrial animation software for studios worldwide'. There are more than 25 alternatives to Toon Boom Harmony for a variety of platforms, including Windows, Mac, Linux, iPad and Android. The best alternative is OpenToonz, which is both free and Open Source. Other great apps like Toon Boom Harmony are Wick Editor (Free, Open Source), Synfig Studio (Free, Open Source), Pencil2D (Free, Open Source) and Adobe Animate (Paid).
Express Animate is free animation software that gives you the ability to animate shapes, text and imported images. You are also able to enhance your movie projects in post-production using key-frame motion animation, masking, dummy objects and more.