SPICY Schematics is a revolution in electronic circuit schematic capture
Spicy takes full advantage of mobile technologies for circuit design – the first tablet application to offer real Spice simulation and advanced sharing and online backup features.
SPICY is fast, intuitive, and allows you to literally draw circuits with your fingers. Create, save, edit, share, simulate, export and send screen-shots to email, SPICY is a must have for students and working engineers alike.
iSchematics.com – Spice Simulation and Schematics for iPad! - [Link]