Don't even try raising money for your startup without a CRM
s-fbi.com
s-fbi.com
https://taskputty.com developed by the founders (who are regular hackernews readers themselve!) - is highly customizable.
We are also still very open to suggestions and custom requirements.
Single User is free so you can try it out. (as of now, paid pricing starts from a ridiculously low of $3 per user per month for your first 5 users)