We have the best tools to comply with your legal obligations
just in one click and 100% online


Fill your models by hand It's already a thing of the past...

Our goal is very simple: prevent you from losing your little time manually filling out the tax report forms Modelo 720, Modelo 721, Modelo 210 or calculating profits and losses for the statement of incomealso eliminating errors in its completion.

How do we do it?

We have developed exclusive web tools that, as of :

  • Extracts from your brokers such as DeGiro, Interactive Brokers, XTB, Revolut, Trading 212, eToro, Trade Republic, GPM broker, Scalable Capital, ActivoTrade, DIF broker, HeyTrade, Charles Schwab, eTrade, Tastyworks, Freedom24, Saxo and Admiral Markets..
  • Crowdlending platforms such as Mintos and Viainvest.
  • Exchanges such as Coinbase or Binance.

That they generate your completed model immediately.

And remember!

Both the statements you provide us with and the file that is generated do not contain your personal data, so the process is completely free of any personal information. anonymous.*

Find out more about the security and privacy

*Only for those services where the customer presents the model by himself (auto-renta, auto-720 and auto-721).

Filling in your models by hand is a thing of the past...

why choose


Reliable and accurate

Automated, time-saving and automated process, which saves time and avoids human failure.

Anonymous and secure

A email address is enough to send you the generated document.

Maximum savings

Avoid paying the high fees of agencies and consultancies.

what services do we offer?

see for yourself all the advantages

Auto 100


Calculate your Income Tax generated automatically and the instant.

FIFO, Two-month rule and dividends.

Dividends and double taxation.

Available to brokers DeGiro, IBKR, Revolut, Trading 212 and eToro.

Report in Detailed PDF.

Valid for the declaration of the Income 2023.

Standard import from brokers' statements in CSV.

Auto 720

AUTO 720

Modelo 720 generated automatically and the instant.

Available to brokers DeGiro, IBKR, Revolut, XTB, eToro, Trade RepubliceTrade, GPM broker, Scalable Capital, ActivoTrade, HeyTrade, DIF broker, Admiral Markets, Charles SchwabTastyworks, Tastyworks, Freedom24 and Trading 212 and crowdlending platforms Mintos and Viainvest.

BOE file format of modelo 720.

Compatible with the AEAT and Diputaciones Forales of Gipuzkoa, Bizkaia and Álavaand the Treasury Navarre.

Declaration of foreign assets in EXCEL. Includes the values of the brokers' statements in CSV.

Car 721

AUTO 721

Modelo 721 generated automatically and the instant.

Available for all major exchanges Binance, Coinbase, Kucoin, bit2me, bitbank, bitfinex, bitflyer, bitforex, bithumb, bitopro, bitpanda pro, Bitstamp, Bittrex,, Coincheck, CoinEx, Coinfalcon,, Gemini, Huobi, Kraken,, Okcoin and Poloniexamong others.

BOE file format of modelo 721.

Compatible with the AEAT and Diputaciones Forales of Gipuzkoa, Bizkaia and Álavaand the Treasury Navarre.

Information return of virtual currencies or cryptocurrencies located abroad in EXCEL. It includes the values of the exchanges' statements in CSV format.

Auto 210

AUTO 210

Form 210 filed automatically and without errors.

Valid for natural or legal persons not resident in Spain.

Step by step through a very simple Excel template.

Get your PDF with the confirmation of the presentation in your email.

Customer support before, during and after the purchase.


The fiscal cloud has allowed us to be more agile when it comes to making our clients' income tax returns, Form 210, Form 720. In addition to being fast, it is accurate, which adds a lot of value to our work.

Jose Manuel Gómez
Founding CEO of the tax consultancy "La Nube Fiscal".


Forum Forum Forum Forum Forum

We have the trust of our customers ❤️





Are you a tax attorney or tax adviser? Contact us

Build customer loyalty

Build customer loyalty by providing great results thanks to error-free and totally accurate tax models.

Save time

Get the completed Spanish agency models in a few minutes. Save time and dedicate it to what is really important: customer advice.

Increase your profit

Maximize your profit margin thanks to the low cost of automating farm models.

Save time and optimise your processes, as other industry leaders are already doing.. We collaborate with:

The fiscal cloud

José Manuel Gómez, Founding CEO of the tax consultancy "La Nube Fiscal". has allowed us to be more agile when it comes to making:

Income, Modelo 210, Modelo 720, Modelo 721 of our clients.

As well as being fast, it is accurate and therefore adds a lot of value to our work.

Logo Leire Roldan

Leire Roldán, CEO and founder of the tax consultancy "Leire Roldán".

Thanks to Autodeclaro, we have all the complete and detailed information available in the Modelo 720.

It also supports all the farms in the Basque Country and Navarre.


Gestoría online "TaxScouts".

Our tax advisors are more productive in the completion and completion of tax returns. statement of income.


- Daniel, Founder of

Hello, my name is Daniel, I'm a stock market investor, a family man, on my way to 40 and I studied computer science in my younger years. And yes, I'm the person behind

I like to solve problems that generate time to dedicate to what is really important. My family.

That's why I focused my efforts on creating AutoDeclaro.esand why not, that you too benefits of saving time and money it brings to the table.

Free trial without obligation our services, and benefit from its advantages.

- Daniel, Founder of


Which tax forms can be generated?
With you can currently generate form 720, form 210 and income tax losses and gains (form 100). Form 721 will be available soon.
When will the Auto-721, Auto-720, Auto-210 and Auto-Renta services be available?
The services will be available from 1 January 2022, and can be booked online any day of the year.
The Auto-721 service will be available on 1 January 2024. Visit our shop .
Can I try the product/service for free?
Yes, you can try the DEMO version as many times as you want, to be sure that the service is what you expect. Visit our shop .
How can you assure me that the service is totally anonymous?
The purchase process is completely anonymous as only an email address is required to receive the result. No personal details are required on the broker statements you provide or during the purchase process.
How long does it take to generate the model 721, model 720, model 210 or income tax profit and loss report?
They are generated at the moment of formalising the purchase. The result is available to you immediately and is also sent to the email address you specify during the purchase process.
Who is responsible for the electronic filing of these forms?
The client is responsible for filing the 721, 720, 210 or Renta forms in the web programme of the Tax Agency or in the corresponding tax office.
Do you need an invoice?
You will receive it attached to your order confirmation email.
Exclusion of liability assumes no responsibility for the information provided by its forms or reports to the competent bodies. The information included in the forms or reports is the sole responsibility of the declarant. See terms and conditions


To comply with the GDPR (General Data Protection Regulation) and understand that your data is secure, you must read and accept the privacy policy.. Your data will be stored by Mailchimp, an email marketing provider. Mailchimp is also GDPR compliant, so everything is protected and covered by the law." privacy policy. Your data will be stored by Mailchimp, an email marketing provider. Mailchimp is also GDPR compliant, so everything is protected and safeguarded by law.

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