title: Which IPhone barcode reader
body: <p>There are many barcode readers available for IPhone development. I intend to write an app that uses a barcode reader.</p>
  
  <p><a href="http://www.visionsmarts.com/products/VSBarcodeReader/VSBarcodeReader.html">VSBarcodeReader</a></p>
  
  <p>Commerical license. Support all iPhones</p>
  
  <p><a href="http://www.pic2shop.com/developers.html">Pic2shop</a></p>
  
  <p>Free license.  Support all iPhones</p>
  
  <p><a href="http://zbar.sourceforge.net/iphone/sdkdoc/faq.html">ZBar</a></p>
  
  <p>Free license.  Supports 3GS &amp; 4G</p>
  
  <p><a href="http://code.google.com/p/zxing/source/browse/#svn/trunk/iphone">zxing</a></p>
  
  <p>Free license.  Support all iPhones</p>
  
  <p><a href="http://shopsavvy.mobi/2010/12/29/shopsavvy-barcode-scanner-sdk-update-2/">ShopSavvy</a></p>
  
  <p>Commerical &amp; ad supported license.</p>
  
  <p><a href="https://www.redlaser.com/sdk/index.php">Red Laser</a></p>
  
  <p>Commerical license.  Supports 3, 3GS &amp; 4G</p>
  
  <p>Has anyone experimented with several of the above readers? Is one more reliable than another? Easier to use? Are the commercial ones more stable? Which one would you recommend or avoid?</p>
  
  <p>Please only answer if you have used several different barcode readers.</p>