Taghvim is an all-in-one Persian calendar app for Android devices that displays the Iranian calendar, Iranian national and religious events, official holidays, and the Gregorian and lunar calendars. The app also provides prayer times for different cities across Iran, and features a smart widget that displays the current time and prayer times. Taghvim supports multiple languages, including Persian, Arabic, Kurdish, Azeri, Pashto, Dari, and English. The app is also equipped with a Qibla compass, a chronometer, and a prayer assistant that uses location access to find your place and work at the correct time.

With Taghvim, you can easily browse the calendar, view the official holidays, and switch between the Gregorian and Persian calendars. The app also allows you to add events to your Google Calendar by long-pressing on a specific day. Additionally, Taghvim has a persistent notification bar that displays the current date, which you can remove from the settings.

Overall, Taghvim is a reliable and comprehensive Persian calendar app that offers a range of features for Android users, including prayer times, Qibla compass, and multiple language support.