Hello I went through your project description and understand that you are looking for developers who can develop a Mobile App for you along with a website similar to Wunderlist, but can we please discuss your specific requirement in full-detail, I can only provide a proper proposal once I have all the details with me for website and Mobile App
I have done projects including ERP & CRM For Transport Business, Human Resources Management, Service Center Management, E-Commerce website, Social Networking website etc. I have good experience in implementing SSL, SEO, Online-Payment, Mobile Responsive designs, CMS, Blog, Multi-Language support etc.
I would really like you to allow me a chance to prove my skills to you, to do this I will be more than happy to create a demo website for you free of cost, this way you don't have to pay me anything and I get to prove my skills to you.
Regarding the project itself you don't have to pay me anything in advance I am open to getting paid in milestones, my offer also includes 3 months of free maintenance after the project is over.
As per freelancer policy I cannot initiate exchange of messages with you so please leave me a message so that I can provide you with a detailed proposal.
Once my work is done I will handover the source code to you. I will be making use of open-source technologies to keep the costing low