This post is a round up of best free icon sets 2013 . 2013 is a great year for designers; this year saw the evolution of mobile application which made a huge impact in web/UI Design industry. Flat style is the main trend in 2013, icons have a unique value than ever before in UI designs.

This post is a great collection of free icon sets released in 2013 to till date. We know the list might be huge, we shortlisted the best icons for designers. This collection has more than 200+ free icon sets which you can use for your designs.

Metrize Icons

 metrize icons

Download

Teal Icons

Teal Icons

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Olicon

Olicon

Download

24 Free Icons PSD

24 Free Icons PSD

Download

Free Icons PSD

Free icons psd

Download

Round Around 50 Icon Pack

Round Around 50 icon pack

Download

Tiny Social Media Icons

Tiny Social Media Icons

Download

Ikons

Ikons

Download

50 Glyphs PSD

50 glyphs PSD

Download

Tab Bar Icons iOS 7

Tab Bar Icons iOS 7

Download

Gicons

Gicons

Download

63 Free Icons

63 Free Icons

Download

iOS7 Vector Icons

 iOS7 Vector Icons

Download

150 Free Gylphs Icons PSD

150-free-Glyphs-PSD-icons

Download

Free Weather Icons

 Free Weather Icons

Download

E-Commerce Icons

e commerce Icons

Download

Modern SEO Icon Pack

Modern SEO Icon Pack

Download

Map Icon Set

Map Icon Set

Download

Long Shadow Icons

Long Shadow Icons

Download

Pictograms Icons

pictograms icons

Download

40 Social Icons

40 Social Icons

Download

Free UI Icons

free UI Icons

Download

Smallicons Icon Set

Smallicons Icon Set

Download

Vintage Social Icons

Vintage Social Icons

Download

Line Icons PSD

Line Icons PSD

Download

Olicons

Olicons

Download

Outline Icon Set

Outline icon set

Download

Portfolio Icons

Portfolio Icons

Download

24 Free Icons

24 Free icons

Download

Icon Set

Icon Set

Download

Google Product Icons

Google Product Icons

Download

36 Free Tiny Icons

36 free tiny icons

Download

Free Weather Icons

Free Weather Icons

Download

Free Icons PSD

Free Icons Psd

Download

80 Thin Icons PSD

80 Thin Icons PSD

Download

User Icon Set PSD

User Icon Set PSD

Download

Softee Icons

Softee Icons

Download

54 Free Squared Icons

54 Free Squared Icons

Download

Stylized Minimalist Icon

Stylized Minimalist Icon

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Free Journalism Icons

Free Journalism Icons

Download

48 Rounded Icons

48 Rounded Icons

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70 Free Icons

70 Free Icons

Download

Free Icons

Free Icons

Download

Candy Social Media Icons

candy social media icons

Download

Real Estate Marketing Icons

Real Estate Marketing Icons

Download

Free Music Line Icons

Free Music line icons

Download

The Social Media Badges Icon Set

Social Media Badges

Download

Free Game Icons

Free Game Icons

Download

Flat Gesture Icons Pack

Flat Gesture Icons Pack

Download

Free Flat Icons Set

Free Flat Icons Set

Download

Cool Gray Social Media Icons

Cool Gray Social Media Icons

Download

The Payment System Icon Set

The Payment System Icon Set

Download

Flat Icons PSD

 Flat Icons PSD

Download

Flat Out Line Icons PSD

Flat Out Line Icons PSD

Download

Stylized Minimalist Icon Collection Vector

Stylized Minimalist Icon Collection Vector

Download

100 Free Clear Icons

100 free Clear Icons

Download

Flat Free Social Icons

Flat Free Social Icons

Download

Free Vector Icons

Free Vector Icons

Download

35 Free Line Icons

35 Free Line Icons

Download

Colorful and Playful Softies Icons

colorful playful softies icons

 

 

 

Download

Free Stroke Icons

Free Stroke Icons

Download

18 Flat Icons

18 Flat Icons

Download

Free Icon Pack

free Icon pack

Download

60 Free Social Media Icons

60 Free Social Media Icons

Download

UI Icons PSD

UI icons PSD

Download

Free Flat eCommerce Shopping Icons

Free Flat eCommerce Shopping Icons

Download

Free Flat Vector Icons

Free Flat Vector Icons

Download

Clean Business Icons Set

 clean business icons set

Download

Long Shadow Flat Icon Set Free PSD

Long Shadow Flat Icon Set Free PSD

Download

Flat Social Media Icons

 Flat Social Media Icons

Download

Free Simple and Clean Icon Design PSD

Free simple and clean icon design PSD

Download

The 5 O’clock Shadows Icon Set

The 5 O’clock Shadows Icon Set

Download

Freecons

Freecons

Download

Flat Jewels Icon Set

Flat Jewels Icon Set

Download

Flat Icons PSD

Flat Icons PSD

Download

Free Vector Icons

Free Vector Icons

Download

Digital Media Icon Set

Digital Media Icon Set

Download

25 Line Icons

25 Line Icons

Download

Free Business Icons

Free Business Icons

Download

Ionicons

Ionicons

Download

Line Icon Set for UI

Line Icon Set for UI

Download

Thin Rounded Icons PSD

Thin rounded icons PSD

Download

20 Settings Line Icons

20 settings line icons

Download

Dpnto UI Icons PSD

Dpnto UI icons PSD

Download

Free Icon Set

Free Icon Set

Download

Thin Icons PSD

thin icons psd

Download

Free Flat Icons

Free Flat Icons

Download

Simple Line Icons

Simple Line Icons

Download

34 Thinicons Free PSD

34 Thinicons Free Psd

Download

36 Thin Icons Free PSD

36 Thinicons Free PSD

Download

Circular Icon Set

Circular Icon Set

Download

Free Flat Social Icon Set

Free Flat social icon set

Download

Custom Icons Set

Custom Icons Set

Download

Game Priciples Icons

Game priciples icons

Download

Wood Textured Social Media Icons

Wood Textured Social Media Icons

Download

Adobe Icon Set

Adobe Icon Set

Download

Vector Web UI Icons

Vector Web UI Icons

Download

Free Icons PSD

Free Icons PSD

Download

Free Long Shadow Icons Pack

Free Long Shadow Icons Pack

Download

Free Wireframe Toolbar Icons

Free Wireframe Toolbar Icons

Download

Guava Reward Icons

Guava Reward Icons

Download

Random PSD Glyphs

 random PSD glyphs

Download

Gmarellile Flat Icons

Gmarellile Flat Icons

Download

Social Icons PSD

Social Icons psd

Download

Free PSD Misc Mini Glyph Icons

Free psd Misc Mini Glyph Icons

Download

Flat Social Icon Set

Flat Social Icon Set

Download

E- Commerce Icon Set

E-Commerce Icon Set

Download

Free Line Icons PSD

Free Lineicons PSD

Download

120 Vector Glyph Icons

120 vector glyph icons

Download

Round Transparent Social Media Icons PSD

Round Transparent Social Media Icons PSD

Download

Cloud PSD Icon Set

Cloud PSD Icon Set

Download

40 Free Shaded Social Media Icons

 40 Free Shaded Social Media Icons

Download

Rectangular Icons PSD

Rectangular Icons PSD

Download

Tab Bar Icons iOS 7

Tab Bar Icons iOS 7

Download

Classic Icon PSD

Classic Icon PSD

Download

Social Icons Flat

Social Icons Flat

Download

Flat Icons

Flat icons

Download

Dripicons

Dripicons

Download

Free Line Icons

Free Line Icons

Download

Circular Flat Social Media Icons

Circular Flat Social Media Icons

Download

80 iOS7 style line icons

80 iOS7 style line icons

Download

Ballicons

ballicons

Download

Free iOS7 Tab Bar Icons

Free iOS7 Tab Bar Icons

Download

BusinessFinder Map Icons

business finder map icons

Download

Free Flat Longshadow Social Media Icons

Free Flat Longshadow Social Media Icons

Download

White Icons

white icons

Download

Long Shadow Mobile Icons Set

Long Shadow Mobile Icons Set

Download

Free Modern Long Shadow Icons

Free modern long shadow icons

Download

Simple Line Icons Set

Simple Line Icons Set

Download

42 Long Shadow Social Icons PSD

42 Long Shadow Social Icons PSD

Download

Simple Icon Set Free PSD

Simple Icon Set Free PSD

Download

Free Pictogram Kit

Free Pictogram Kit

Download

Puffer Icons

Puffer Icons

Download

Free Flat Browser Icons

Free Flat Browser Icons

Download

Social Icons 2D and 3D Free PSD

Social Icons 2D and 3D Free PSD

Download

Free 12 Flat Hotel Icons

Free 12 Flat Hotel Icons

Download

Mail or Contact Icons

Mail or Contact Icons

Download

Impicons

IMPICONS

Download

Thin Rounded Icons PSD

Thin rounded icons PSD

Download

Geekly 40 Flat Icons

Geekly 40 Flat Icons

Download

The Elegant Icon Font

The Elegant Icon Font

Download

30 Flat Shopping Icons

30 flat shopping icons

Download

90 Free Vector Line Icon Font

90 Free Vector Line Icon Font

Download

Free Flat Icons

Free Flat Icons

Download

Free Social Icon Set

Free Social icon set

Download

Free 500+ Icon Set

Free 500+ Icon Set

Download

Simple Line Icons Set

Simple Line Icons Set

Download

Icons Free PSD

Icons free psd

Download

Free Flat Social Iconset

Free Flat Social Iconset

Download

iOS 7 Glyph Icons

iOS 7 Glyph Icons

Download

24 Free Clothes Icons

24 Free Clothes Icons

Download

45 Long Shadow Social Media Icon

45 Long Shadow Social Media Icon

Download

Simplicons

Simplicons

Download

Social Media and UI Design Icons

Social Media and UI Design Icons

Download

Free Flat Icons

Free Flat Icons

Download

48 Flat Designer Icons

48 Flat Designer Icons

Download

63 Mini Icons PSD

63 mini icons PSD

Download

Free Long Shadow Simple Social Media Icons

Free Long Shadow Simple Social Media Icons

Download

Social Icons

Social Icons

Download

Chunk Icons

Chunk Icons

Download

Free Vector Social Icons

free vector social icons

Download

Climacons

Climacons

Download

Modern Flat Style Icon Set

Modern Flat Style Icon Set

Download

Free Flat Social Media Icons

Free Flat Social Media Icons

Download

FlexIcons

FlexIcons

Download

73 Free Vector Icons

73 Free Vector Icons

Download

Iconika Free Business and Financial Icon Set

Iconika Free Business and Financial Icon Set

Download

Hicons

Hicons

Download

Free Flat Vector Icons

Free Flat Vector Icons

Download

Flat Social Media and UI Icons

Flat Social Media and UI Icons

Download

Gmarellile Flat Icons Collections

Gmarellile Flat Icons Collections

Download

Payment Card Glyphs Icon Set

Payment Card Glyphs Icon Set

Download

Coucou Icons

Coucou Icons

Download

200 Vector Icons

200 vector icons

Download

Social Media Thin Icon Set

Social media thin icon set

Download

Free Outline Icons

free outline icons

Download

Flat But Not Flat Rounded Social Icons

Flat but not flat rounded social icons

Download

Long Shadow Social Icons

Long Shadow Social Icons

Download

Icones OS X

Icones OS X

Download

Forest Packages Free Icon Set

Forest Packages Free Icon Set

Download

Tab Bar Icons iOS 7

Tab Bar Icons iOS 7

Download

12 Flat SEO Icons

12 Flat SEO Icons

Download

Surfing Icons

Surfing Icons

Download

Windows 8 Communication Icons

Windows 8 Communication Icons

Download

Flat Style Social Media Icons

Flat Style Social Media Icons

Download

Minimalistic Icons

Minimalistic Icons

Download

Android Communication Icons

Android Communication Icons

Download

iOS 7 Vector Icons

iOS 7 Vector Icons

Download

PAGE Free Icon Set

PAGE Free Icon Set

Download

80 Shades of White Icons

80-Shades-of-White-Icons

Download

Freecons

freecons

Download

Flaticons

Flaticons

Download

Adobe CS6 Custom Flat Icons

Adobe CS6 Custom Flat Icons

Download

Chunky Pika Icon Set

Chunky-Pika-Icon-Set

Download

Flat Icons

Flat-Icons

Download

Thin Flat Icons

Thin Flat Icons

Download

Flat Icons

Flat icons

Download

FatIcons

FatIcons

Download

1000 Free Icons

1000 Free Icons

Download

Free Flat Icons

Free Flat Icons

Download

Free Program Icons

Free Program Icons

Download

Sports Icon Set

Sports Icon Set

Download

Vectory Icon Set

Vectory Icon Set

Download

Free iOS 7 Icons

Free iOS 7 icons

Download

Tab Bar Icons iOS 7

Tab-Bar-Icons-iOS-7

Download

Minicons

minicons

Download

iOS 7 App Icons

iOS 7 App Icons

Download

60 SEO Services Icons

60 seo services icons

Download

40 Social Media Flat Icons

40 Social Media Flat Icons

Download

Free Flat Social Media Icons

Free-Flat-Social-Media-Icons

Download

Free Web Icon

Free Web Icon

Download

Meteocons

meteocons

Download

Web Icon Fonts

Genericons (Web Font)

Genericons

Download

MFG Labs Icon Set (Web Font)

MFG Labs Icon Set (Web Font)

Download

Symbol Icons (Web Font)

Symbol Icons (Web Font)

Download

Mono Social Icons Font (Web Icons)

Mono Social Icons Font (Web Icons)

Download

Ionicons

Ionicons

Download