Instructions
Create a free account at Photobucket (photobucket.com) and upload the photo you want to edit. Hover your mouse over the photo. Open the "Edit" menu and select "See much more." Click the "retro" tab at the top of the page, which allows you to choose from a yellowing effect, sepia or black and white. Note that you can alter the strength of the yellowing. Click "Apply" when you are finished and save the photo to your Photobucket account where you can print or digitally distribute the photo.
Visit Pho.to (editor.pho.to) and click "Online Editor" at the top of the page. Click the "From Disk" box to upload photos from your computer's hard drive. Click either the "Sepia" or the "Black & White Photo" option on the left side of the screen under the "Apply artistic effects" menu. Click "Save to Disk" at the bottom of the page to save your vintage photo to your computer.
Go to the Rollip (rollip.com) website to create vintage photos in a variety of effects. On the homepage, select the vintage look you want; click on the desired effect. On the next page, click "Click here to upload photo!" Select the photo from your hard drive. The website automatically applies the effects you selected on the first page. Click on the "click here" link at the top of the page to download your new vintage photo to your computer.