HomeAppsProductivityQuick ProtoApps like Quick Proto Here are some great alternatives to Quick Proto by Dave O'Brien : Justinmind viewer ★3.8 Figma – prototype mirror share ★4.2 Sketch Notes ★3.5 Small Sketch ( for S Pen ) ★3.4 Hand Drawing Sketch, Text Note ★3.7 Handwriting Notes (+reminder) ★4.6 Sketch on PDF ★3.8 Tayasui Sketches ★4.4 Notewise - Notes & PDF ★4.1 Pencil Sketch Photo Editor ★3.9 Infinite Painter ★4.4 Bamboo Paper ★3.9 AR Draw Sketch: Sketch & Trace ★3.9 Trace and Draw Sketch Drawing ★4.2 AR Draw Sketch: Sketch & Paint ★4.3 Paint - Sketchbook & Drawing ★4.1