Free margin calculator (in Portuguese) · see how much you keep from each sale →

Store · Digital products

Buy now and start using it today.

Navega's ready-made products in one place: you choose, pay and get access. No meetings, no project and no waiting. Files are in Brazilian Portuguese and prices are in Brazilian reais.

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calculator

Margin calculator

How much you keep from each sale, on marketplaces, in a physical store, on your website or in your service business.

  • all marketplaces, stores and services
  • cost, shipping, fees and taxes in the math
  • minimum price for the margin you want
free
R$ 0up to 10 products · in Portuguese
Use it free
one-time purchase
R$ 69.90no monthly fee, in Brazilian Portuguese (billed in Brazilian reais)
Buy
subscription
R$ 19.90per month · updated fees
Subscribe
See all the details →
spreadsheets

Management and dashboard kit

Enter your sales and expenses and see on the dashboard what is left each month. One file for products and one for services, sold separately.

  • opens in Excel, Google Sheets, LibreOffice and Numbers
  • ready-made formulas, you just enter the data
  • a monthly dashboard with profit, margin and goal
Products version
R$ 29.90for businesses that sell goods, in Brazilian Portuguese
Buy
Services version
R$ 29.90for businesses that serve clients, in Brazilian Portuguese
Buy
See all the details →
customer service

Customer service templates

36 ready-made messages for marketplaces and WhatsApp, for the six situations that take up most of your day.

  • 6 situations, 2 channels, 3 versions of each
  • your store's fields marked in curly braces
  • what not to write in each situation
one-time payment
R$ 27the file is yours, in Brazilian Portuguese
Buy
See all the details →

To read and use today

E-books, AI templates and the sales agent.

e-books

E-books for sellers

Three straight-to-the-point guides, with sample math and each channel's current fees, with sources.

  • Real profit on marketplaces: where the money from each sale goes
  • Minimum price without guesswork: the right price on each channel
  • Customer service that sells on WhatsApp: the guide for small businesses
each e-book
R$ 9.90PDF to download, in Brazilian Portuguese
Real profit
each e-book
R$ 9.90PDF to download, in Brazilian Portuguese
Minimum price
each e-book
R$ 9.90PDF to download, in Brazilian Portuguese
Customer service
all three
R$ 21.90the 3 PDFs together, in Brazilian Portuguese
Get all 3
AI templates

AI prompts for sellers

50 ready-made prompts to use in ChatGPT, Claude or Gemini: listings, customer service, social media, WhatsApp, numbers and day-to-day work.

  • you swap what is in curly braces and paste
  • works on the free versions of all three AIs
  • a PDF to look things up and an editable file to keep your own
one-time payment
R$ 29PDF and editable file, in Brazilian Portuguese
Buy
agent to install

Sales agent ready to install

The assistant that writes your store's sales replies: you paste the customer's message and get the text ready to review and send.

  • installs in ChatGPT, Claude or Gemini, with a step-by-step guide
  • a template for your store's knowledge base, with a filled-in example
  • 20 tests to check before using it with customers
one-time payment
R$ 67package to download, in Brazilian Portuguese
Buy

How to buy

Three steps, no hassle.

  1. 01Choose

    See what each product delivers and pick yours.

  2. 02Pay

    Pay by Pix or card, on the secure Asaas page.

  3. 03Use

    The download shows up on the screen as soon as the payment is confirmed.

Want AI customer service on WhatsApp? It is built for your channels, by custom quote. Request a quote →

Frequently asked questions

What people ask before talking to us.

How do I get the product?

As soon as the payment is confirmed, the download shows up on the screen and stays saved at your order link. With Pix it takes seconds.

Do you issue invoices?

Yes. Navega Inovação em Tecnologia Ltda, CNPJ 69.607.719/0001-91, issues an invoice (Brazilian nota fiscal) for its sales.

Is AI customer service on WhatsApp here?

No, because it is built for your channels and priced by custom quote. Ask for it on the AI customer service on WhatsApp page.