Buy a stylus. If you play Algodoo on Android with a stylus on a tablet, it transforms from a "good app" to a "near-perfect portable physics lab."
For now, Android users should look toward the robust sandbox alternatives available on the Play Store or explore the world of PC emulation to bring the definitive 2D physics experience to their pocket. If you'd like, I can help you with: Step-by-step instructions for on Android A deeper comparison of top physics sandbox apps Tips for using Algodoo on an iPad if you have access to one algodoo android
For those looking for a modern native experience, some developers have created spiritual successors like Robot Mania that are built specifically for mobile platforms . Buy a stylus