The Mobile Science site is a resource for finding scientific applications for iOS devices. The is an option for people to vote for apps and while this is needs to be taken with a pinch of salt I thought it might be interesting to highlight the current top 10.

1. ChemDoodle Mobile
2. Medicinal Chemistry Toolkit
3. WolframAlpha
4. Elemental
5. Papers 3 for iOS
6. Findings - LabNotebook
7. Stanford iOS course
8. Asteris
9. Approved drugs App
10. Open Drug Discovery Teams