Comparison

HappyDay! vs Duero

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HappyDay!

Never forget a birthday again with this organized datebook. It helps you manage contacts and Facebook friends, sending reminders and messages directly from the app. Stay connected and celebrate important dates effortlessly.

Highlights
  • Birthday organization
  • Facebook friend import
  • Contact list management
  • Direct messaging (email, SMS, Facebook)
  • Call functionality
Features
Read full description

Have you ever imagined not forgetting your friends’ and relatives’ birthdays? What if there existed a datebook to remind you about birthdays in an organized, simple and efficient way? Now you’ve got it! NO DELAYS, NO FORGETFULNESS ANYMORE!!! FEATURES √ Organizes a list of your friends by birthdays √ convert facebook's friend to contact - importing First Name, Last Name, Birthday and Photo √ List of contacts and Facebook friends √ Send e-mail, SMS or Facebook message √ Make calls (FaceTime iPod Touch) And if you liked HappyDay! Please leave your opinion here in the AppStore!

About

Duero

Features
Read full description

Esta aplicación es la versión de la consulta de noticias Duero para dispositivos móviles. Duero precisa conectar con un servidor que recibe las noticias de las agencias de prensa a las que previamente se ha abonado la empresa u organismo y disponga del servicio Web de Proyectos Electrónicos Varona S.A., especial para el funcionamiento con esta aplicación. Para poder trabajar con Duero, lo primero que debe hacer el usuario es rellenar el formulario de configuración, con los datos de la dirección del servidor más el usuario y la contraseña, por ello, recomendamos no carguen esta aplicación aquellas personas que no tengan la posibilidad de conseguir acceso a uno de los servidores con noticias de agencia y que dispongan del servicio Web citado. Como en versiones anteriores de Duero, para los usuarios que tengan derechos de acceso a las noticias, dentro del formulario de configuración, pueden habilitar hasta cinco buzones en los que se irán acumulando las noticias que contengan una o más palabras determinadas. Cada buzón puede contener hasta 1000 noticias que se irán borrando por sobre escritura de otras más actuales. El dispositivo no almacena las noticias, éstas se encuentran almacenadas en el servidor.

Screenshots

HappyDay!4 screens
Duero4 screens

Verdict

The call

The clearest difference is iOS requirement: HappyDay! at 7.0 against Duero's 26.0. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

HappyDay! ships an update every 6 weeks, Duero every 2 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

Scorecard1 real difference · 9 level
HappyDay! versus Duero: the parameters behind the verdict, then further details
ParameterHappyDay!Duero
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS7.0 — better26.0
Further details — not scored
Size10 MB3 MB
Age rating4+17+
DeveloperGustavo Duarte de Oliveirajose antonio varona

In-app purchases

None

HappyDay!

No in-app purchases

None

Duero

No in-app purchases

Questions

Is HappyDay! free?
HappyDay! is free to download, with no in-app purchases.
Is Duero free?
Duero is free to download, with no in-app purchases.
Do HappyDay! or Duero have ads?
Neither HappyDay! nor Duero shows ads.
Which is updated more often, HappyDay! or Duero?
HappyDay! ships an update every 6 weeks, and Duero every 2 months. Most recently, HappyDay! was updated on October 23, 2026 and Duero on October 26, 2026.

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