Autofirma App
Autofirma App Summary
Autofirma App is a mobile Android app in Productivity by Agencia Estatal de Administración Digital. Released in Feb 2013 (13 years ago). It has about 3.3M+ installs and 4.8K ratings with a 2.42★ (poor) average. Based on AppGoblin estimates, it reaches roughly 214.6K monthly active users . Store metadata: updated Nov 28, 2025.
Recent activity: 104.7K installs this week (246.1K over 4 weeks) showing exceptional growth , and 12 new ratings this week View trends →
Store info: Last updated on Google Play on Nov 28, 2025 .
2.42★
Ratings: 4.8K
Screenshots
App Description
Autofirma App allows electronic signatures on web procedures and PDF documents.
The Autofirma App allows for the electronic signature of web procedures compatible with the Autofirma App from the browser, as well as the signing of PDF documents located on the device.
The app is compatible with any Android device running version 15 or higher and any web browser.
To sign, you must install at least one recognized digital certificate from a PKCS#12 or PFX (Personal File Exchange) file in the app. Follow the instructions in the app's help for how to install it. You can obtain a certificate in PKCS#12 or PFX format from a certification service provider.
The app can be invoked from a compatible website for electronically signing a web-based transaction, or opened directly from the icon on your Android device for signing PDF documents accessible from the device (local or cloud storage). You can verify proper operation when invoked from a web page by using the following test web page: https://valide.redsara.es/firmaMovil/demo.html
You can find more information about the Autofirma App on the e-Government Portal website of the Ministry for Digital Transformation and Public Service (https://administracionelectronica.gob.es/) and in the Technology Transfer Center repository (https://github.com/ctt-gob-es/firma-ios).