AEAT vs Check
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AEAT
This app allows users to manage tax-related tasks and receive personalized notifications from the tax agency. It offers secure digital identity management and access to various services like appointment booking, debt payments, and document signing.
- Digital identity management
- Tax return services
- Appointment booking
- Debt payment and consultation
- Document signing and viewing
- Virtual assistance tools
- Personalized notifications
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La Agencia Tributaria pone a disposición de los ciudadanos de forma gratuita una aplicación para dispositivos móviles inteligentes (smartphones y tabletas) que ofrece la posibilidad de efectuar gestiones y recibir avisos personales y de novedades fácilmente, con seguridad y sin desplazarte. Se ofrece una gestión de identidad digital basada en el número de Referencia, Cl@ve o certificado electrónico. Las gestiones que están disponibles desde la APP son las de Renta, cita previa, pagar aplazar y consultar deudas, notificaciones y cotejo de documentos, herramientas de asistencia virtual, acceso a una videollamada previamente acordada, datos censales y domicilio fiscal, suscripción a avisos informativos, suscripciones y buscador de bienes en subastas, firma de documentos y consulta de documentos firmados. Ofrece el acceso a información y la posibilidad de recibir avisos de novedades informativas y avisos personales. Los usuarios proporcionan datos personales para iniciar sesión, identificar al dispositivo y para permitir que la Agencia Tributaria les proporcione servicios personalizados en el ámbito de sus competencias para lo cual se requiere interacción con sus propios servidores, por lo que la Agencia Tributaria pone en conocimiento de los usuarios que esa información estará disponible para su aplicación móvil. Estos datos se utilizarán exclusivamente a los efectos del cumplimiento de sus derechos y obligaciones tributarias y no serán cedidos a terceras partes, excepto en aquellos casos que se ajusten al artículo 95.1 de la Ley General Tributaria. También proporciona en la APP un apartado con un aviso de privacidad legalmente válido, así como asegura la protección correspondiente de los datos personales. Parte de esta información se almacena o envía a los servidores de la Agencia Tributaria, siempre a los dominios de la que ésta es titular (https://www1.agenciatributaria.gob.es, https://www2.agenciatributaria.gob.es, https://www6.agenciatributaria.gob.es, https://www9.agenciatributaria.gob.es, https://www12.agenciatributaria.gob.es, https://www*.agenciatributaria.gob.es). Asimismo, la Agencia Tributaria garantiza que se almacenará y utilizará la información personal de un modo suficientemente seguro, durante el tiempo necesario y sólo para proporcionarle los servicios personalizados anteriormente descritos. Puede consultar la política de privacidad (https://sede.agenciatributaria.gob.es/Sede/avisolegalApp.shtml), los términos del servicio (https://sede.agenciatributaria.gob.es/Sede/terminosservicioappaeat.html) y la declaración de accesibilidad (https://sede.agenciatributaria.gob.es/Sede/accesibilidadApp.shtml) también en la APP.
Check
This app streamlines the legal registration of guests for tourist accommodations. It securely scans guest IDs, captures digital signatures, and automatically submits data to authorities, ensuring legal compliance and data protection for hotels, hostels, and rentals.
- Scan guest ID cards and passports
- Capture digital signatures
- Automated data submission to authorities
- Secure and encrypted systems
- Web-based management panel
- Multi-property management
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A professional app for holiday accommodation managers and hoteliers. Not intended for guests or travellers. Check-in Scan is a management and regulatory compliance tool for professional property owners, holiday accommodation managers and hotels that need to register guests and report their details to the authorities securely and in accordance with current regulations. Check-in software for professional use only, designed for: Holiday home managers Property managers Hotels, guesthouses and campsites Guests must not download or use this app. Simplified legal compliance that enables the holiday accommodation manager to: Collect the mandatory traveller details set out in Annex 1 of Royal Decree 933/2021, in compliance with the European GDPR. Obtain the guest’s signature on the check-in form. Submit the registration to the authorities (SES Hospedajes, Mossos d’Esquadra, Ertzaintza) within 24 hours. Automatically calculate and collect the tourist taxes applicable to the country or region. Share instructions, maps, videos and points of interest to enhance the guest’s experience from the very start. Generate personalised contracts, request digital signatures and access them as PDFs from a single dashboard. Centralise all bookings and check-ins in a visual calendar synchronised with PMS, iCal or API. Fast and secure management: Automate your check-ins from your mobile or tablet 2048-bit SSL data encryption on secure servers. Centrally manage your guests’ check-ins via an optimised and intuitive control panel. Terms and conditions: https://www.checkinscan.com/en/terms-and-conditions/ Privacy policy: https://www.checkinscan.com/en/privacy-policy/
Screenshots
Verdict
The clearest difference is review sentiment: Check at 89% against AEAT's 0%. Check also leads on rating (4.3 vs 2.0). AEAT's advantage is in-app purchases (none vs 10) and update cadence (every 6 days vs every 3 weeks). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Check sells 10 in-app purchases, starting at $11.95 per month. AEAT asks for nothing beyond the download.
Check holds the better App Store score, 4.3 against 2.0. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews point the same way: 0% of AEAT's written reviews are positive against 89% of Check's.
AEAT ships an update every 6 days, Check every 3 weeks. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.
| Parameter | AEAT | Check |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (4 ratings) | 4.3 (6 ratings) — better |
| Positive reviews | 0.0% of reviews | 88.8% of reviews — better |
| Number of ratings | 4 | 6 — better |
| Update frequency | Every 6 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.4 |
| Further details — not scored | ||
| Size | 225 MB | 122 MB |
| Age rating | 4+ | 4+ |
| Developer | Agencia Estatal de Administracion Tributaria | Check in Scan S.L. |
Customer experience
AEAT
Check
In-app purchases
AEAT
No in-app purchases
Check
- Plus monthly - 1 vacation home$11.951 Month
- Ultimate monthly - 1 vacation home$17.951 Month
- Plus monthly - 2 vacation homes$22.951 Month
Show 7 moreShow fewer
- Plus monthly - 3 vacation homes$34.901 Month
- Ultimate monthly - 2 vacation homes$34.951 Month
- Plus monthly - 4 vacation homes$44.901 Month
- Ultimate monthly - 3 vacation homes$49.901 Month
- Plus monthly - 5 vacation homes$59.901 Month
- Ultimate monthly - 4 vacation homes$69.901 Month
- Ultimate monthly - 5 vacation homes$89.901 Month








