# MarsClock

> A Mars-time alarm clock, with times for MER, Curiosity, and Perseverance rovers.

Canonical page: [https://chrome-stats.com/d/org.scottmaxwell.android.marsclock](https://chrome-stats.com/d/org.scottmaxwell.android.marsclock)

## Overview

- **ID:** `org.scottmaxwell.android.marsclock`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Scott Maxwell
- **Category:** TOOLS
- **Downloads:** 9,245
- **Rating:** 4.56 / 5 (75 ratings)
- **Version:** 1.32
- **Last updated:** 2026-08-12
- **First published:** 2012-07-13
- **Publisher country:** US
- **Size:** 5.24 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=org.scottmaxwell.android.marsclock)
- **Website:** [https://twitter.com/marsroverdriver](https://twitter.com/marsroverdriver)
- **Privacy policy:** [https://docs.google.com/document/d/1SjT7NFoawhbl1SmvJxrxHp9FH1vrUmioVnm50TvyqdU/edit?usp=sharing](https://docs.google.com/document/d/1SjT7NFoawhbl1SmvJxrxHp9FH1vrUmioVnm50TvyqdU/edit?usp=sharing)

## Description

"MarsClock" is an innovative alarm clock app that allows you to track time for NASA's Mars rovers, including Spirit, Opportunity, Curiosity, and the Perseverance rover, as well as the InSight lander. You can set both one-shot alarms and alarms that repeat every sol (Martian day), all in Mars time. Developed by a former rover driver for NASA's missions, this free app provides a unique way to connect with Mars exploration. Enjoy tracking time in a whole new world!

## Rankings

- #578,697 — Overall

## Permissions and access

### Permissions

- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_SPECIAL_USE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS`
- `android.permission.SYSTEM_ALERT_WINDOW`
- `android.permission.USE_EXACT_ALARM`
- `android.permission.WAKE_LOCK`
- `com.google.android.wearable.permission.RECEIVE_COMPLICATION_DATA`

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Source: [Chrome-Stats](https://chrome-stats.com/d/org.scottmaxwell.android.marsclock)