HomeAppsProductivityQuick ProtoApps like Quick Proto Here are some great alternatives to Quick Proto by Dave O'Brien : Crystal: Sketch Mirror for And ★4.2 Justinmind viewer ★3.8 Figma – prototype mirror share ★4.2 ProtoPie Player — Prototyping ★4.4 Sketch Notes ★3.5 Small Sketch ( for S Pen ) ★3.5 Hand Drawing Sketch, Text Note ★3.7 Sketch on PDF ★3.8 Tayasui Sketches ★4.4 Pencil Sketch Photo Editor ★3.9 Notewise - Notes & PDF ★4.2 HiPaint -Sketch Draw Paint it! ★4.3 Infinite Painter ★4.4 AR Draw Sketch: Trace & Sketch ★3.3 Moleskine Notes ★4.1 Bamboo Paper ★3.8