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Accounting · head to head

Conta Azul vs Polar

Conta Azul logo

Conta Azul

Accounting

Brazilian cloud system for small business finance, invoicing and sharing the books with the accountant

From
239.9/month
Rated
-
Full reviewWebsite
Polar logo

Polar

Accounting

Billing and revenue platform for AI and infrastructure companies

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Polar has a free tier, so it costs nothing to try first.
  • Each has a real cost: Conta Azul it is a Brazilian product with Brazilian fiscal logic, so it is of no use to an entity filing anywhere else, and a foreign group with a Brazilian subsidiary runs it as a local island alongside whatever the group reports in.; Polar percentage-based fees higher than some specialized processors for high-volume transactions
  • They diverge on capability: Conta Azul covers Electronic invoice issuance, Polar covers Usage Billing.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Conta Azul and Polar actually diverge.

Attributes where Conta Azul and Polar differ
AttributeConta AzulPolar
Starting price239.9/monthFree
Pricing modelsubscriptionPercentage of transaction plus per-transaction fee
Free tierNoYes
PlatformsWebWeb, API

Identical on both: user rating (Not yet rated), category (Accounting).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Conta Azul

  • Electronic invoice issuance
  • Receivables and payables
  • Bank reconciliation
  • Boleto collection
  • Customer and supplier records
  • Sales orders and quotations
  • Stock control
  • Accountant access

Only in Polar

  • Usage Billing
  • Subscriptions
  • Seat Management
  • Prepaid Credits
  • Hosted Checkout
  • Cost Insights
  • Merchant of Record

What people use each for

The jobs each tool is most often brought in to do.

Conta Azul

  • A Brazilian micro or small business under the simplified tax regime that runs receivables in a spreadsheet and wants control of cash flownot Polar
  • A service company that needs to issue municipal service invoices and reconcile boleto collections without manual matchingnot Polar
  • A business whose accountant asks for organised records each month instead of a folder of documentsnot Polar
  • A small retailer or distributor needing basic stock control tied to the documents it already has to issuenot Polar

Polar

  • Billing for token and API call consumption by LLM applicationsnot Conta Azul
  • Managing tiered pricing for infrastructure usage-based servicesnot Conta Azul
  • Handling subscription and usage hybrid modelsnot Conta Azul
  • Monetizing AI APIs with usage metering and creditsnot Conta Azul

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Conta Azul

  • It is a Brazilian product with Brazilian fiscal logic, so it is of no use to an entity filing anywhere else, and a foreign group with a Brazilian subsidiary runs it as a local island alongside whatever the group reports in.
  • Plans are scoped by revenue band, so a company that crosses a threshold pays more without necessarily using more of the product, and budgeting the software cost means forecasting turnover rather than usage.
  • It is not a tax calculation and filing engine, so the accountant still prepares the statutory obligations, and a business that expects the subscription to cover its Brazilian tax compliance has misread what it is buying.
  • Municipal service invoice coverage varies by city because each municipality runs its own system, so a business in a smaller or unusual municipality may find its service invoices still have to be issued on the city portal by hand.
  • The product targets micro and small companies under the simplified regime, so a business that grows into the more complex Brazilian tax regimes will outgrow it and face a migration at exactly the moment its accounting is becoming harder.

Polar

  • Percentage-based fees higher than some specialized processors for high-volume transactions
  • Merchant of record model may not suit companies preferring direct payment control
  • Free Starter tier limited with 5% fees reducing appeal for production use
  • Setup and integration effort required despite API simplicity

Pricing, plan by plan

Conta Azul

239.9/month
  • Essencial (MEI)$239.9/month
    • 1 user access
    • Financial management
    • Invoicing
  • Controle (ME)$449.9/month
    • 2 user accesses
    • Financial management
    • Invoicing
  • Avançado$519.9/month
    • 5 user accesses
    • Financial management
    • Invoicing
  • Performance$839.9/month
    • 15 user accesses
    • Financial management
    • Invoicing

Polar

Free
  • StarterFree
    • 5% + $0.50 per transaction
    • Free tier for testing
    • Basic features
  • Pro$20/month
    • 3.8% + $0.40 per transaction
    • Full platform access
    • Cost insights
  • Growth$100/month
    • 3.6% + $0.35 per transaction
    • Priority support
    • Volume benefits
  • Scale$400/month
    • 3.4% + $0.30 per transaction
    • Dedicated support
    • Custom integration

Which should you pick?

Choose Conta Azul if

  • You need electronic invoice issuance.
  • You also want receivables and payables.
Conta Azul review

Choose Polar if

  • You need usage billing.
  • You want to start without paying.
  • You work on Web, API.
  • You also want subscriptions.
Polar review

Questions people ask

Is Conta Azul or Polar better?
Neither clearly leads. Conta Azul starts at 239.9/month and Polar at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Conta Azul or Polar?
Polar has a free tier; the other does not. Paid plans start at 239.9/month for Conta Azul and Free for Polar.
Does Conta Azul or Polar run on more platforms?
Conta Azul runs on Web. Polar runs on Web, API.
Can I use Polar for free?
Yes. Polar has a free tier, so you can try it without paying. Conta Azul starts at 239.9/month.
What is Conta Azul best used for?
Conta Azul is most often used for a brazilian micro or small business under the simplified tax regime that runs receivables in a spreadsheet and wants control of cash flow, a service company that needs to issue municipal service invoices and reconcile boleto collections without manual matching, a business whose accountant asks for organised records each month instead of a folder of documents, a small retailer or distributor needing basic stock control tied to the documents it already has to issue. Of those, a brazilian micro or small business under the simplified tax regime that runs receivables in a spreadsheet and wants control of cash flow and a service company that needs to issue municipal service invoices and reconcile boleto collections without manual matching are not what Polar is typically brought in for.
What can Conta Azul do that Polar cannot?
Conta Azul covers Electronic invoice issuance, Receivables and payables, Bank reconciliation, Boleto collection. Polar covers Usage Billing, Subscriptions, Seat Management, Prepaid Credits.

Answered from the vendors’ own pages

Conta Azul: Does Conta Azul do my tax filings?

No. It organises the operational and financial records and shares them with your accountant, who prepares and files the tax obligations. It is the record keeping layer, not the compliance filer.

Polar: Do you handle international payments and taxes?

Yes, Polar acts as merchant of record in 100+ markets, handling payment processing, tax collection, and compliance automatically.

Source
Conta Azul: Can it issue service invoices for my city?

Coverage depends on your municipality, because each runs its own service invoice system. Check your specific city before subscribing, since a gap there is the difference between automation and manual issuance.

Polar: Is there a free tier?

Yes, the Starter plan is free and charges 5% + $0.50 per transaction, ideal for testing and early-stage development.

Source
Conta Azul: Why does the price depend on my revenue?

Plans are banded by turnover rather than purely by features or users. It keeps the entry price low for very small companies, but it means growth triggers a price change independent of how much of the product you use.

Polar: Do you offer discounts for startups?

Yes, the Startup Program provides the Scale plan free for 12 months for early-stage AI companies.

Source
Conta Azul: Will my accountant work in it?

Many Brazilian practices already do, and there is a dedicated accountant role. Ask your accountant before subscribing; if they work in a different product, the friction of running two systems usually falls on you.

Conta Azul: Is it suitable if I leave the simplified tax regime?

It is built around smaller companies and the simplified regime. As the tax treatment becomes more complex, expect to outgrow it and to face a migration alongside a change of accounting complexity.

Conta Azul: Is there an English interface?

It is a Brazilian product in Portuguese, aimed at Brazilian owners and accountants. Plan for Portuguese language operation.

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