stepFORM vs Calculated Fields Form – AI Form Builder for WordPress – Contact, Payment, Quote, Quiz & More

Calculated Fields Form is a full-featured WordPress form builder plugin. It lets you create any type of form — from simple contact forms to complex multi-step booking systems, quote generators, order forms, and payment forms — without writing a single line of code. Its standout capability is real-time dynamic calculations: form fields can automatically compute results (totals, prices, dates, distances, scores) based on values entered by the user. This makes it the ideal choice whenever a form needs to respond intelligently to user input. Is Calculated Fields Form only for forms with calculations? No. Despite its name, Calculated Fields Form is a complete, general-purpose WordPress form builder suitable for any use case. The “calculated fields” refer to an advanced feature the plugin offers on top of all standard form capabilities. You can use it to build: Contact forms — simple name, email, and message forms Booking and reservation forms — with date pickers and availability logic Quote and estimate forms — with automatic price calculation Order forms — with dynamic product pricing Payment forms — integrated with PayPal, Stripe, and many other gateways Registration and sign-up forms — for events, services, or user accounts Survey and quiz forms — with conditional logic and scoring Lead generation forms — connected to Mailchimp, HubSpot, Salesforce, and more Mortgage and loan calculators — with financial operation modules Shipping and logistics forms — with distance and travel time calculations Why choose Calculated Fields Form over other WordPress form plugins? No recurring fees — all commercial versions are a one-time purchase with lifetime updates AI-powered form builder — generate forms and formulas using an integrated AI assistant 4.9/5 rating with over 960 verified reviews on WordPress.org 40,000+ active installations Compatible with all major page builders — Gutenberg, Elementor, Divi, Beaver Builder, WPBakery, SiteOrigin Extensive add-on ecosystem — payment gateways, CRM integrations, PDF generation, e-signatures, and more Real-time calculations — a capability that most other form plugins lack or offer only in expensive tiers Actively maintained — updated regularly with new features and compatibility fixes At the moment, the plugin supports multiple AI providers, including Anthropic Claude, OpenAI, Gemini, MiniMax, DeepSeek, Kimi, as well as all AI connectors supported by the new WordPress 7.x Connectors module. The visual drag-and-drop form builder requires no developer knowledge. Available controls include: text fields, numbers, currency, date/time pickers, slider controls, email, radio buttons, checkboxes, container fields, multi-page controls, QR code readers, voice recording fields, calculated fields, and many others. All forms are fully mobile responsive. Features Core form builder features: Visual drag-and-drop form builder with an intuitive and interactive interface. General-purpose form controls: radio buttons, checkboxes, dropdown lists, date/time pickers, sliders, numeric fields, currency fields, email fields, text areas, and more. Calculated fields that automatically compute values based on other form fields. Insert as many calculated fields as needed. Advanced formula editor with syntax highlighting and real-time error detection. Conditional logic (dependency rules) to show, hide, enable, or disable fields based on user input — ideal for building guided wizards. Multi-page forms using page break controls between field groups. Field grouping inside container controls (Div, Fieldset, and Popups). Multi-column layout support for organized, professional-looking forms. Dozens of predefined form templates to use as starting points. Multiple design themes and templates. Email notifications sent to the site owner when a form is submitted. Form version history to recover previous versions. Form duplication to reuse existing work. Troubleshooting and optimization tools. Option to exclude forms from search indexing for improved site speed. Supported calculation types: Financial calculations: totals, taxes, discounts, interest rates, loan amortization. Date and time calculations: differences between dates, age calculations, booking duration. Mathematical operations: arithmetic, percentages, rounding, trigonometry, and complex functions. Text processing: string manipulation, concatenation, and formatting. Distance calculations: compute distances and travel times between locations using Google Maps. Chart generation: create charts dynamically from form data using Chart.js. External service calls: retrieve real-time data from third-party APIs within form equations. Page builder integrations: Calculated Fields Form integrates natively with all major WordPress page builders: Classic WordPress Editor Gutenberg (Block Editor) Elementor Page Builder by SiteOrigin Beaver Builder WPBakery Page Builder DIVI Builder For any other editor, use the shortcode to insert forms anywhere: [CP_CALCULATED_FIELDS_ID id="1"] Other features: Duplicate any form to reuse and adapt previous work. Built-in troubleshooting and performance optimization area. Disable forms from search indexing to improve website speed. Form version control to recover previous versions. Free vs. Commercial Versions The free version includes the complete visual form builder, notification emails to the site owner, basic calculation operations, conditional logic, design customization, multi-column layout, and submission storage on the website for review. Commercial versions (Professional, Developer, and Platinum) add payment gateway integration, confirmation emails to users, advanced data source controls, financial and distance operation modules, chart generation, CRM integrations, PDF generation, e-signatures, and more. All commercial versions are available as a one-time purchase with lifetime access to plugin updates. Visit https://cff.dwbooster.com/download for details. Professional version features: All features of the free version. Send confirmation emails to users with their submitted data. PayPal integration and Stripe integration — dynamically compute the charge amount using a calculated field. SCA (Strong Customer Authentication) compatible with PSD2 (EU Payment Services Directive). Import and export forms between WordPress sites. Form protection: CAPTCHA, WordPress nonces, and honeypot fields. “Thank You” page with a summary of the form submission. Dashboard widget showing the last week’s form submissions. Form caching to increase rendering speed. Export submissions to CSV for use in Excel, OpenOffice, LibreOffice, or any spreadsheet tool. Developer version features: All features of the free and Professional versions. Advanced controls connected to external data sources: databases, CSV files, WordPress posts, taxonomies, user data, and JSON objects. Financial operations module: interest, amortization, and other financial calculations. Date and time operations module: advanced date arithmetic and formatting. Distance and travel time module: powered by Google Maps. Chart.js operations module: generate dynamic charts from form data. Script to save form data to an external database. Add-ons included in the Developer version: Server-Side Equations add-on: Run equations on the server for better performance and security. Verification Code add-on: Email and phone verification with code input before form submission. WooCommerce add-on: Link forms to WooCommerce products to calculate prices, weight, and dimensions. SalesForce add-on: Sync form data with your Salesforce account. WebHooks add-on: Send form data to Webhook URLs; connect with Zapier, IFTTT, and more. User Permissions add-on: Restrict form access and let users manage their own submissions. User Registration Form add-on: Create user sign-up and registration forms. Platinum version features: All features of the free, Professional, and Developer versions. Extending features add-ons: CSV Generator add-on: Export form data to CSV files and attach them to notification emails. PDF Generator add-on: Create PDF documents from submitted form data and include them in emails. Signature add-on: Add e-signature fields — users can sign using a mouse or touchscreen. Unique Fields Values add-on: Ensure submitted values have not been used in previous submissions. iCal add-on: Send iCal attachments in emails for importing events into Google Calendar, Outlook, and more. Upload Files add-on: Save uploaded files to the WordPress media library and support additional file types. Payment gateway add-ons: PayPal Pro add-on: Accept credit card payments directly on your site without redirecting to PayPal. PayPal Checkout add-on: Integrates PayPal Checkout with support for additional payment methods. Revolut add-on: Accept payments through Revolut. Authorize.Net add-on: Accept payments through Authorize.Net. Stripe add-on: Accept payments using the Stripe payment gateway. Stripe Checkout add-on: Use Stripe Checkout for secure, form-based payments. Skrill Payments Integration add-on: Integrate with Skrill Moneybookers for payment processing. TargetPay (iDeal) add-on: Support payments via iDeal through TargetPay. Mollie (iDeal) add-on: Accept iDeal payments using Mollie. RedSys / Servired / Sermepa add-on: Enable credit card payments through Spanish bank gateways. PayTM add-on: Accept payments via cards, net banking, wallets, and EMI through PayTM. SagePay add-on: Accept secure payments using the SagePay gateway. Sage Payment add-on: Support SSL-based credit card and e-check payments via Sage. eWay add-on: Integrate with eWay for payments in Australia, New Zealand, Singapore, Hong Kong, and Malaysia. Payrexx complementary plugin: Connect forms to the Payrexx payment platform. Square Checkout complementary plugin: Accept all major cards worldwide using Square. Third-party service integrations: Google Places add-on: Enable address autocomplete using the Google Places API. Autocomplete Places add-on: Add address autocompletion via the Photon API. Google Analytics add-on: Track user actions in forms and report to Google Analytics. Dropbox Integration add-on: Move uploaded files automatically to your Dropbox account. WebMerge add-on: Generate PDFs or Office documents via FormStack using submitted form data. Sendinblue Contact add-on: Add or update contacts in Sendinblue from form submissions. PrintFriendly add-on: Create PDF files with PrintFriendly and attach them to notification emails. Mailchimp add-on: Add new subscribers to Mailchimp lists on form submission. Mautic add-on: Add or update contacts in Mautic. HubSpot add-on: Send collected form data to HubSpot CRM contacts. Twilio add-on: Send SMS messages automatically on form submission. ip2location add-on: Detect user location using the ip2location database. Third-party plugin integrations: WooCommerce add-on: Connect forms with WooCommerce to dynamically calculate product prices, sizes, and weight. Easy Digital Downloads add-on: Integrate with Easy Digital Downloads to dynamically calculate product prices. Emma add-on: Add new contacts to Emma email marketing lists. MailPoet add-on: Subscribe users to MailPoet (v2 and v3) mailing lists. AffiliateWP add-on: Connect forms with AffiliateWP for affiliate tracking. The Events Calendar add-on: Create events, venues, and more using submitted form data.= Equation and formula format for calculated fields = Calculated fields support any valid JavaScript expression or function. Below are examples of common formula patterns: Simple arithmetic: fieldname1 + fieldname2 fieldname1 * fieldname2 fieldname1 / fieldname2 fieldname1 - fieldname2 Multiple fields with grouping: fieldname1 * (fieldname2 + fieldname3) Rounding to two decimal places: PREC(fieldname2 / fieldname3, 2) Conditional logic inside a formula: (function () { if (100 < fieldname3) return fieldname1 + fieldname2; if (fieldname3 <= 100) return fieldname1 * fieldname2; })(); Complex formulas using the full function format: (function () { var result = 0; /* Your code here */ return result; })(); Operations and operators available in formulas One of Calculated Fields Form’s key strengths is that any valid JavaScript code can be used in formulas. The plugin also provides a wide library of built-in operations: Mathematical Operations and Operators Conditional Operations Date and Time Operations Health-Related Operations Energy-Related Operations Field Handling Operations Operations for Interacting with External Services Operations for Handling URLs and Query Strings Additional modules available in Developer and Platinum versions: Financial Operations Distance and Travel Time Operations Chart Generation Operations Passing external variables to form equations Use the [CP_CALCULATED_FIELDS_VAR] shortcode to create JavaScript variables from GET or POST parameters, SESSION variables, or COOKIES, and reference them inside form equations: [CP_CALCULATED_FIELDS_VAR name="varname"] Access the variable in a formula using: fieldname1 * cff_var.varname Full documentation: Variable Shortcode Reference Complementary Plugins Odoo Contacts, Google Sheets Integration, WhatsApp Button, Xero Contacts, Zoho Leads, Zoom.us Meetings Integration, Data Collector, WooCommerce Products and Variations Prices, Multilanguage Forms, Progress Bar, Upload Files Path, QR Code Generator, Database Queries, Draft Form Data, Email Validator, Reminder Emails, Rich Text Editor, Submissions Removal, Use Limit, Fields Synchronization, RegExp Validation, Autocomplete Fields, Measurement Units Converter, Create Posts, Currency Exchange, hCaptcha, and growing.

This plugin gives an opportunity to automate the stepFORM survey — just allow access anf choose the form from the list. stepFORM is a builder for creating forms, quizzes, and various online surveys. It enables you to collect customer contact data, conduct step-by-step surveys, offer automatic calculations of services or goods costs. Building a form occurs in a visual mode, without the need for special skills or support expenses. Development in the builder is performed very quickly and easily; it’s enough to select, add, and configure the necessary elements, after which you can use the resulting form and receive potential leads from it! Ready templates | Knowledge base | Video tutorials | Ask support questions | Our blog stepFORM – a professional service for creating online forms of any complexity Main advantages Creating forms without programming knowledge Create a form for any task in a convenient constructor simply by dragging and dropping elements. From a simple feedback form to a full-fledged calculator with complex calculations and logical conditions. The result is indistinguishable from a solution developed by a professional web developer! Our users have used the service for the following purposes: Feedback form Appointment form Interview registration OSAGO (Motor Insurance) calculator for websites Mortgage calculation calculator Quiz for calculating the cost of assembling a computer Construction cost calculator House construction quiz Stretch ceiling selection quiz Calorie norm calculation calculator Detailing center appointment form Employee satisfaction survey form Photo session appointment form Wedding invitation form Cake order calculator form Event evaluation form Personal Income Tax (PIT) calculator Loan calculator Plastic windows calculator File upload form Service quality survey 18 Built-in Elements for Placement Inside the Builder The builder already includes all the necessary elements for creating various forms. Place elements inside the form for information collection, complex forms with multiple calculations, and even a shopping cart with the ability to add several products and subsequent payment. Here is the full list of elements for use: Multiple Choice — allows the user to select multiple items in it. Settings allow specifying the minimum and maximum number of items to choose from. Perfect for choosing additional services, options, products, etc. Single Choice — most often used for choosing the main service or only one option from several presented. Image Choice — allows the user to choose an answer option with an attached image. By default, you can only choose one answer option, but if necessary Dropdown — intended for selecting one item from many. Unlike single choice, it allows hiding many elements, making it more compact. Range — allows the user to select a number with a slider from a given range. Its settings allow choosing a numerical segment and assigning a step. Shopping Cart — this widget is unique and allows creating mini-shops using various configurations inside the form with subsequent sending of notifications by email, Telegram, or to a CRM system and even receiving payment. Formula — designed for creating calculations based on selected parameters in the form. Supports logical expressions, as well as more than 20 mathematical functions! Text Input — a standard field for entering text. Can be used for entering a small amount of text. Also allows setting an input mask to facilitate user entry. Numeric Input — a field for entering a number, which can later participate in the calculations of your formulas. Email — a field intended for entering an email address. Validation settings are already technically set, and entering an incorrect email address is not possible. Mobile Phone — like the email input field, it has technically set validation settings. Supports validation for more than 10 countries. Date and Time — fields for choosing a date in the form of a calendar and time. If necessary, time can be disabled. File Upload — allows users to upload files of different formats. The element includes fine-tuning of the formats of uploaded files. You can prohibit or allow the upload of certain file formats. Rating — used for collecting feedback by choosing the number of stars. Button — allows placing a button with an assigned action. Includes printing the form, sending the form, going to the payment page, or opening a link when pressed. Image — in this element, you can place your image in jpg, jpeg, png, gif, and svg formats. Message — is ordinary text with the possibility of styling (boldness, size, color, etc.). Code — provides the possibility of placing your own code: HTML, CSS, JavaScript. Design a layout that suits your website or brand Use ready-made color schemes or create your own with a variety of design settings. You can change the design of every element placed in the form. Not enough built-in design settings 🤔? You can always add your own CSS styles directly in the builder. Accept payments within the form Set up integration with one of six possible payment systems and receive payments after the forms are filled out. Want to save responses only after successful payment? With Stripe or PayPal, you can save information after filling it out only in case of successful payment by the user. Receive responses in an internal CRM All responses go into a convenient internal CRM system. It allows you to export received responses, as well as create custom statuses and mark them as they are processed. Don’t want to use our CRM? Connect integration with Bitrix24 and receive them automatically after your forms are filled out. Get notifications about form submissions You can connect a notification to the form via email, through webhooks, SMS messages to your phone numbers, notifications in Telegram personal messages or group, as well as the ability to save them inside Firebase. Choose the most convenient way for you to receive notifications and don’t miss a single request! Use a library of ready-made templates It features over 100 different templates on various topics. Starting from simple feedback collection forms to complex calculators with multiple formulas. Whether to take a ready-made template or use it as a basis is up to you. Forms are adapted for all types of devices After creating a form, it automatically adapts to any device screens. You don’t need to separately think about mobile or tablet versions of forms, the builder will do everything for you. You can immediately see how your created form will look on different devices right inside the builder. Collect statistics on form visits Forms can be integrated with analytics services. There are 5 services to choose from, which will help you conduct analytics on form visits and achievements of already planned goals/events within the builder. Starting from the opening of the form and ending with the filling of specific forms, and then sending the form itself. Full list of stepFORM features Drag and drop builder. 7-day test drive. 18 types of fields. Forms are adaptive to any devices. Logical branching Ability to create multi-page forms (quizzes) Payment acceptance through PayPay, Stripe, YooKassa, Robokassa, WalletOne and YooMoney Attaching your own domain Using forms on a site or via a link Free tariff and the possibility of receiving an individual one Flexible design settings Built-in anti-spam protection Ability to export received responses Using forms by sending a link to it Possibility to place forms inside VK groups Friendly support stepFORM Integrations Stripe PayPal Wix Webflow OpenCart Shopify Drupal NetCat SquareSpace MODX Telegram Webhook reCaptcha uKit Google Tag Manager Firebase Joomla