Image Poster is the best photo posterize tool with amazing photo editing capabilities and features.
* Great posterize effect
* Sharpen and blur
* Vertical Flip, Horizontal Flip, Mix Flip
* Adjustable flip grid
* Create your own memes
* Draw and add text
* Adjust brightness, contrast, and saturation
* Crop, rotate, and straighten your photos
* Focus Tool
* Tons of fun stickers
* Gorgeous photo effects
* One-tap auto enhance
* Share on Facebook, Twitter, Mail
* Cosmetic tools: fix redeye, remove blemishes and whiten teeth