Description
The Custom Fields add-on expands the WPAdverts listing submission form with custom fields of various types, allowing you to capture specific data such as brand, model, year, square footage, price, condition, and any other attribute relevant to the classifieds niche. Built for those who run segmented classifieds sites (real estate, vehicles, jobs, pets), it provides full control over which information the advertiser fills in and how it appears in the public listing.
Custom Fields Key Features
- Visual field builder
Create custom fields through the panel without needing to edit PHP code. - Multiple input types
Supports text, number, selection, checkbox, text area, and dropdown lists. - Required field validation
Set rules for required fields and the format for each form field. - Configurable display on the listing
Controls which fields appear on the public page and in what order. - Search integration
Allows custom fields to be used as filters in the ads search.
Custom Fields Benefits
- Classifieds tailored to the niche
Adapts the form to the specific needs of real estate, vehicles, jobs, or other segments. - More complete listing data
Collects relevant information that helps visitors decide before contacting you. - Accurate filtering for users
Reduces search time by showing only listings that meet the selected criteria. - Content standardization
Keeps all listings with the same information structure, without loose fields in the description.
Who Is Custom Fields Intended For?
- Anyone who manages a real estate classifieds portal and needs to record square footage, number of rooms, garage spaces, and construction type.
- Anyone who runs a vehicle classifieds site and wants to separate brand, model, year, mileage, and fuel into their own fields.
- Anyone who maintains segmented directories (jobs, pets, services) and wants forms tailored to the type of listing being published.
How to Download Custom Fields
Custom Fields is available for download here on Ultrapack. After downloading the .zip file, install it in Plugins, Add New, Upload plugin, select the file, and activate it. The new fields start appearing in the WPAdverts panel, ready to be configured and linked to the listing submission form.
As a dedicated WPAdverts extension, this add-on turns a generic classified into a structured platform for a specific segment. The ability to combine field types with validation and search display rules brings the site closer to dedicated vertical solutions, without requiring custom development or code manipulation in the theme or the base plugin.
Frequently asked questions
Is WPAdverts Custom Fields GPL-licensed?
Yes. WPAdverts Custom Fields is distributed under the GPL (GNU General Public License). You may legally use, modify and redistribute it on as many sites as you want.
Can I use WPAdverts Custom Fields on multiple sites?
Yes. You can install WPAdverts Custom Fields on as many sites as you want. Only automatic updates through Ultrapack Auto Updater have a limit: from 3 to 80 sites, depending on the plan.
How much does WPAdverts Custom Fields cost at Ultrapack?
WPAdverts Custom Fields costs US$2.99 as a single purchase, and it is also included in the subscription plans starting at US$12/mo (VIP I).
Does WPAdverts Custom Fields include updates?
Yes. The current version of WPAdverts Custom Fields is 1.5.6, published at Ultrapack on Feb 5, 2025. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).
Is WPAdverts Custom Fields scanned before publication?
Yes. Every version of WPAdverts Custom Fields goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.
How to install
Automatic updates: this item is updated by the Ultrapack Auto Updater. With it installed, the new version shows up in your dashboard like any other WordPress update (how to set it up).
- Download the file
wpadverts-custom-fields.zip. - In the WordPress dashboard, go to Plugins > Add New > Upload Plugin.
- Select the file
wpadverts-custom-fields.zipand click Install Now. - Click Activate.
Stuck on a step? Open a ticket telling us which one you stopped at.

UAU Ready