Knowledge Base

Set up field rules with 123FormBuilder

With 123FormBuilder, form branching and conditional logic are very easy to set up. Go to the Rules section → Field Rules tab and click… Read more

Can I accept only certain dates in my 123FormBuilder form?

Once your Date field has been added on the form, in the left side panel you will see different customizations that you can bring… Read more

Can I set a minimum or a maximum value for numeric fields on my 123FormBuilder form?

Yes. You can accept input no higher or no lower than a specified value. In your form builder account, go to the Form Editor.… Read more

Can I limit input length and value on 123FormBuilder forms?

We have different limitations in place that you can set up for the following fields: a) for Short answer, Long answer, Email → Minimum… Read more

Can I limit the file upload size?

Yes, you can limit the file upload size, although there is already a 150 MB limit cap. This means that form users cannot upload… Read more

How can I use the Phone field in the Form Editor on 123FormBuilder?

You can modify the format of your Phone number field to match your needs. After you have added the field to your form, in… Read more

Can I make a required field on my 123FormBuilder form?

Any field that you add to the form can be marked as required, meaning your respondents won’t be able to submit the form as… Read more

How to resize the form?

With our online form designer, you can customize every element of your web forms. If you want to resize your form, open the Form… Read more

Can I insert a hyperlink in my 123FormBuilder form?

If you want to insert a hyperlink in your form, all you have to do is add an HTML block field. Once the field… Read more

How can I replace the subfield named Region with State on my 123 form?

To have a State subfield instead of a Region one in your Address field, go to the Form Editor of your form builder account… Read more

Can I add images as options in a single choice field?

Yes, you can use images as single or multiple choices to make your form look more dynamic. https://www.youtube.com/watch?v=TaRdDss1xvU All you have to do is… Read more

How to delete a form field on 123FormBuilder?

To delete a form field, access the form builder editor, click the form field, and hit the Delete button that appears on the right… Read more

Frequently Asked Questions

Here is a list of the most frequently asked questions. For more FAQs, please browse through the  FAQs page.

Is this service free?
Yes, we offer a free form builder service. Just sign up to the Basic plan and you are all set. This plan is forever free, but you are limited with a few features only, such as 5 forms per account, 100 submissions per month and you have to keep the backlink to 123FormBuilder on your forms. Check out our features matrix for more information.
How many forms can I create?
It depends on the service plan you are on. Higher service plans enable more features, including more web forms for your account. If you need more forms, go to the My Account section of your account and click the upgrade button. To create an unlimited number of forms, either upgrade to the Platinum service plan or higher. Consult our features matrix for more information.
How can I publish my forms?
You can publish your forms in many ways, by using their direct URL or HTML link, embedding them with a JavaScript code, Inline HTML or iFrame, using the Facebook app or the WordPress plugin, using popups, the Blogger code snippet and many more. Once you have created and customized your form, go to the Publish section to complete your work. Read more in our documentation.
How do I change my form design?
You can change the design of your form for more information. in the Themes section, which is located in your form settings. We offer a set of more than 30 predefined form themes for your forms, but you can also create your own from scratch. You can customize the submit button, the logo and more. To apply your own stylesheets, all forms come with a custom CSS editor.

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