After reading the posts
Useful things for iOS developers # 1 from
Coder89 and
Useful things for iOS developer # 2 from
SeriiZ , I decided to collect "useful things" for designers of the user interface of iOS applications.
PSD templates
Nice PSD Template with GUI Elements iOS6 for iPhone 5
Link
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iOS 5 GUI PSD (iPhone 4S)
Link
iPhone 4S PSD by Zandog
Link
iOS GUI Elements
Link
iPad GUI PSD
Link
Sketch templates - for those who like to draw an interface on paper
Great Sketch Template
Link
Another blank for fans to draw with a pencil
Link
iPad Idea Sheet
Link
iPad wireframe templates
Link
Sneakpeekit Mobile Sketchsheets
Link
Kits for the OmniGraffle program
iOS Design Stencils for OmniGraffle - a set of UI elements for the OmniGraffle program
Link
ZURB - a set of UI elements for OmniGraffle
Link
Ultimate iPhone Stencil - a set of elements for OmniGraffle
Link
Mobile - iPhone - a set of UI items for OmniGraffle
Link
iPad Stencil for Omnigraffle - a set of UI elements for iPad
Link
Menu icon sets
iPhone App Dev Icons Set
Link
glyphish Icons Set for Mobile App
Link
Another set of icons for Menu Bar
Link
Ps . The main useful thing should be
Apple iOS Human Interface Guidelines
UPD 1:
PSD template iOS 6 iTunes / App Store (added by
egormerkushev )
Link
UPD 2:
Template icons for your applications from
egormerkushev
Link