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iOS7 optimized
Glyph
Miu
Magnifier, magnifying, Explore
Black
512x512
zoom, subtract, glass
UI
Outline
Linecon
remove, Minus, less
Feather
subtract, square
subtract, Circle
Signs & symbols
SquareNav
subtract, Minus, square
PNG ICO ICNS MORE
Gaming & gambling
Photorealistic
48x48 Free Object Icons
remove, delete, subtract
48x48
Wirecons Free Vector Icons
divide, math, plus
Mixed
Eightyshades
subtract
PNG MORE
Pixel
Bijou
subtract, Minus, retract
10x10
Touch gestures
Open Source Gesture Library
Gestureworks, subtract, stroke
Arrows
Sanscons
64x64
Desktop apps
3D
Free Applications Icons
negative sign, red minus, Minus
24x24