Zoho Creator... An easy online database

• Drag-and-drop HTML Form Builder

  Zoho Creator's
  easy to use Web Form Builder helps you to create online forms easily
  and quickly . All you have to do is just drag-and drop the required
  fields into your web form. No Programming skills required!

• Set Email Notifications

  Get email notifications
  when a new record is added to your HTML form. You can also program your
  web form in such a way that you receive an email when a new record is
  added, modified or deleted.

• Embed web form into your website/blog

  Zoho
  Creator provides you <iframe> code snippets that you can paste
  into your HTML pages. You can also customize the look of the htmlform
  to match your website look.

• Go Mobile - Access HTML Forms from your mobile devices

  Zoho Creator html forms can be accessed on any mobile devices with any of the following browsers -

  • IE
  • Opera
  • Safari
  • other WAP Browsers

  Zoho Creator's interface has been optimized to work well in iPhone also. Access HTML forms via http://creator.zoho.com/mobile from your mobile device and stay connected to your data all the time.

• Form Data Validations

  Efficient validations to
  make sure you receive entries which are correct, complete and not
  duplicate. You can set the HTML form entry to be mandatory, unique or
  check the syntax of dates, numbers, email addresses, phone numbers, VAT
  numbers, Social Security numbers and credit card numbers.

• Analyze Data

  Use different kinds of data views
  (list, calendar, summary or chart) to vizualise your data. Searching,
  Filtering, Grouping and Sorting helps you to analyze and find the data
  you're looking for.

• Form Field Types

  Create your HTML form with Text, Numbers, Email, Dropdown,
  single-select/multi-select picklist, Date-Time, Formula, Images, Notes
  and Url field types and more....

• File upload/attachments

  You can have your users
  to upload files along with the form entries. This can be very useful to
  receive image files and documents from your users. For eg: A job
  application form can provide the ability to upload a CV of the
  applicants.

• Ready-to-use Form templates

  Zoho Creator offers a
  list of ready-made HTML form templates: Contact form, Feedback Form,
  Registration Form, Customer Form...for you to get started quickly.

• Customizable Form layout

  Combine layouts and
  themes to create visually appealing web forms and views. Pick from a
  range of themes available in the themes gallery or create customized
  themes.

More info: http://www.zoho.com/creator/html-form-builder.html

Check out  a couple of Forms:
Emergency Contact Info