Some visitors come to ToBloggers from the keywords ‘Online Photo editor’ search on Google. There are many online photo/image editors, and some of those are free and professional. Today I will list 19 free online photo/image editors. Some of these tools are really cool and useful for you editing photos online. I firstly recommend you Pixenate, Picnik, FotoFlexer, Picer, FlauntR and Onlinephototool. If you know some other useful online photo editors, you can submit to us in comments.
Pixenate

Pixenate is not only an online photo/image editor, but also a self-hosted solution software that you can install on your own web server. Pixenate is fully customizable and provides fully-documented API so you can change its appearance and behavior if you wish. Adding Pixenate to your website allows your visitors to edit photos.
Phixr

Phixr is a simple online image editor. You can upload photo files from your computer or enter a link to a photo on the internet, or transfer a photo from your account at Facebook, Flickr, Fotopic, Photobucket, Picasa, etc. You can save your image as JPG, PNG, PDF, GIF and OCR, or upload photos back to the accounts listed above.
Picnik

Picnik provides both free and premium accounts for you editing photos online. Free account has many function limitations. You have to sign in to edit your own photos, or you can play with a demo photo.
FotoFlexer

FotoFlexer is a free and easy online image editor. It is well-know for the top photo app of 2008 as a Webware 100 winner. I am glad to see that it has a Chinese version.
MyTheme

MyTheme online photo editor is a free tool that supports image and video types of GIF, JPG, BMP, PNG, AVI, MPG, FLV and RM, etc. You can get photos from your computer or a link on the internet, or account on the sites like Facebook, Flickr, etc.
FlauntR

FlauntR is a professional free photo editing. It was created with the vision of enabling consumers to enhance and monetize their photos or images without reading through heaps of user manuals or purchasing and downloading expensive software.
Snipshot

Snipshot has a Firefox extension for your browser and a free API for your own website. You can get Snipshot Pro $9 per month, or try it free.
Splashup

Splashup, formerly Fauxto, is a powerful editing tool and photo manager. With all the features professionals use and novices want, it’s easy to use, works in real-time and allows you to edit many images at once. Splashup runs in all browsers, integrates seamlessly with top photosharing sites, and even has its own file format so you can save your work in progress.
Webpictool

Webpictool is a free online photo editor. Upload or open web photo, then use the professional tool to edit it. It has many language versions.
Cellsea

Cellsea provides a free online photo editor. It was founded in 2002 and headquartered in New Jersey, is an online community where users & friends can upload their ringtones, wallpapers, games, application, and share their tastes. Cellsea.com also provides cell phone information such as reviews, specifications and price comparison services.
Onlinephototool

On Onlinephototool.com you can edit and save your images, screenshots and photos online. If you want to save your images online you need to register. Resize, crop, add text, sharpen, rotate, flip, colour balance, saturation, levels, paint, add icons, sepia, black and white.
Picresize

Picresize is a free online picture editor. You can get two versions: Picresize 2.0 and Picresize 3.0.
Fotocrib

Fotocrib is a web based photo editing service, which allows users to create montages, add 3D effects, encrypt photos, create rounded corners, etc.
MyImager

MyImager.com is your own free everything online image editor! Upload or call images from anywhere on the web and edit them freely with the the dozens of tools and filters.
Picture2Life

Picture2life is an Ajax based photo editor. It’s focused on grabbing and editing images that are already online. The tool selection is average, and the user interface is poor. There are some bugs on the site. Photos can be transferred to Flickr, 23 and Imageshack after editing.
Preloadr

Preloadr is a Flickr-specific tool that uses the Flickr API, even for account sign-in. The service includes basic cropping, sharpening, color correction and other tools to enhance images. The fact that Preloadr is designed specifically to work with Flickr may not be an advantage – some of the other services are just as good or better and also offer Flickr integration.
PiccyFix

PiccyFix.com is an instant, easy-to-use, free, online picture, image and photo editor. They also offer free image hosting.
PikiFX

PikiFX has all the basic tools you would expect. You can crop, resize, or add borders to your picture. You can also use a variety of effects to alter colors, make an image blurry, or add text.
Pixer

Pixer is a new AJAX-based online photo editor. If you’re looking for a quick fix for your photos online, Pixer can provide you all the necessary tools just using your browser. The service allow you to upload your image and offer a set of tools such resize, crop, rotate, flip,in addition to filters such brightness and contrast, saturation, colorfx, blur and sharpen, and specialfx.