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📣 For marketing agencies

Marketing Agency Pricing Calculator, Built in ChatGPT

A marketing agency pricing calculator turns scope inputs like channels, ad spend tier, and content volume into a live monthly retainer quote, so more prospects convert instead of going dark on a PDF. You build it in minutes by chatting with ChatGPT, it keeps your real Excel pricing logic, and it is free to build and run.

Example run: A SaaS founder picks full-funnel, $20k-$50k ad spend, 8 blog posts, 3 paid channels, and a 12-month term. The calculator returns roughly $9,400/month after the annual discount and routes the lead to the agency with every input attached.

Try it yourself

This is a real, working CalcForms calculator, right here on the page. Enter your details and watch the estimate update on the spot. It is exactly what your customers would use, and every submission reaches you as a lead.

forms.badabingapp.cc/agency-pricing-calculator

What your customer answers

The live form above asks for these, in this order.

What they see: Estimated monthly retainer, worked out from their answers on the spot.

What it calculates

Why it closes more deals

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A live number closes deals

Customers who see a real estimate the second they enter their details are far likelier to book than ones told to call for a quote. The number is the hook.

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Runs your most complex spreadsheet

Multi-tab workbooks, lookup tables, tiered rates, conditional line items, the lot. If the math runs in Excel, CalcForms runs it behind a clean form.

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Update it by chatting

Prices move. Ask ChatGPT to change a rate, add an option, or insert a step and the live form updates in seconds. No developer, no redeploy.

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Backtest before you publish

Run your last 20 real jobs through it and tune the formula until the live estimate matches what you actually charge. Ship it once it lines up.

Why calculator forms are worth it, by the numbers

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47.3% vs 2.8%

In an analysis of 50,000+ forms, interactive forms averaged a 47.3% conversion rate versus 2.8% for static forms. (Outgrow)

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51% of buyers

51% of B2B software buyers now begin their research in an AI chatbot rather than a search engine. (G2, 2026)

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1 in 3

A third of B2B buyers have chosen a vendor they had never heard of before, on an AI assistant's recommendation. (G2, 2026)

How this form was built

No template builder and no code. One message to ChatGPT with CalcForms added:

✦ ChatGPT with CalcForms
Here is my agency rate card spreadsheet. SEO is a flat tier, paid media is 15% of ad spend with a $2,500 minimum, and content is priced per piece. Build me a pricing calculator where prospects pick services and get a monthly retainer, with a 12-month discount of 10%.
Done. I built Agency Pricing Calculator with your pricing and deployed it to forms.badabingapp.cc. Every submission is saved with the inputs, the results and the email. Want to add a field or change a rate? Just tell me.

Build this exact form

CalcForms is an app you add to ChatGPT once. After that you build and edit forms just by chatting. Works in Claude too.

  1. Add CalcForms to ChatGPT. Open the CalcForms app page, click Install plugin, and sign in with your email. One time, about 60 seconds. A free ChatGPT account works. (Using Claude? Setup here.)
  2. Say the words below. ChatGPT builds the form with your math inside and gives you a link.
  3. Share it, then change it by asking. Send the link to customers. Change a rate or add a question later just by asking.

Step-by-step: turn your spreadsheet into a form, add your price list, show customers one number. All guides →

Say this to ChatGPT

"Here is my agency rate card spreadsheet. SEO is a flat tier, paid media is 15% of ad spend with a $2,500 minimum, and content is priced per piece. Build me a pricing calculator where prospects pick services and get a monthly retainer, with a 12-month discount of 10%."

How does it work? CalcForms is an official ChatGPT app. Once it is added, ChatGPT can build, publish and update real calculator forms for you, all from the chat window. Your customers never need ChatGPT; they just open a link.

What it works out

Last updated 6 October 2026

FAQ

Can it handle percentage-of-ad-spend pricing with a minimum?
Yes. A MAX formula floors the paid media fee at your minimum retainer, so a low-spend client never drops below what the work costs you.
What if different services live on different tabs of my spreadsheet?
CalcForms reads the whole workbook. SEO, paid, and creative can each price on their own sheet and the calculator rolls them into one retainer.
How do I change rates when my pricing goes up?
Just tell ChatGPT the new numbers in chat. The live form updates without you touching code or rebuilding anything.
Will the estimate match what we actually quote?
Backtest it against your historical proposals first. If a result is off, adjust the logic by chatting until it lines up with your real deals.

Build yours in the next 10 minutes.

Free in ChatGPT, unlimited forms and submissions. No credit card.

Add to ChatGPT, free →