There are 50 web forms sold as one package for a low one-time payment: $19.95. No monthly costs are involved. The forms are installed in a few minutes and are ready to use right away. They will protect you from spam. They have no ads and no additional or hidden costs. There is also a web form designer included with the site so you could change any form to the look and feel of your site.
Some companies offer web forms that you must have hosted on their server. This is very costly. Other companies offer a spam filter type software that works in conjunction with various email programs. The only problem with this is first, the initial cost, but second and most importantly, their software will be deciding for you what is spam and what is not. You could very likely miss email messages you want.
Best Web Forms with spam blocker are extremely flexible, because you make your web forms into what you want them to be. You will receive all the emails you want, but not the spam. That unwanted spam will be immediately stopped at its source. You and your website will no longer be a victim of spam.