Do you know what makes CrowdPHP different from other script?
CrowdPHP script is standalone platform developed with specific requirements required for Crowdfunding script. what others lack are various features that a kickstarter like site should have .Crowdphp has user verification , user level features which makes it unique from others. There is one more interactive feature called activity , Which provides score/points to users on each of their activity means more user engaged.Each of these points can be later consumed at site for purchasing .
Payment password feature provides your account double layer security.
In backend admin can turn payment password feature which will secure user account while performing any transactions ,The payment password can be saved in account settings.
Referrals: Allows users to earn credits when they invite friends and family. ie win-win to both site owner and customer.
Backend is superb , and it is based on RBAC(Role based access control). ie. You can tier up your Admin/staff and Limit their roles .
There is also access log for both admin and users.
Donation and Pledge both are present,
More over Most of these 19 has only Crowdfunding model, in Crowdphp, it has both Project based and Equity based model ,which makes it unique.
There are various features more . which can be seen at https://crowdphp.com/features.html