Communication · Open source

CHRONOS

Schedule your SMS in advance, without replacing your default messaging app.

Download

Opens the official F-Droid page

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About CHRONOS

CHRONOS allows you to schedule SMS message delivery for a specific date and time, without replacing your default messaging app.

== FEATURES ==

SMS Scheduling

• Pick the recipient from your contacts or enter a number manually

• Compose your message and select the scheduled date and time

• Edit or delete a message before it is sent

Status Tracking

• SCHEDULED: awaiting delivery

• SENT: message transmitted successfully

• FAILED: scheduled time elapsed while device was off, or network error

• CANCELLED: deleted before delivery

Message Templates

• Create pre-recorded message templates

• Insert them in one tap when composing

Complete History

• View upcoming messages in the "Upcoming" tab

• Consult past message history in the "History" tab

Reliability

• Messages are automatically rescheduled after device reboot

• If the device was powered off at the scheduled time, the message is marked FAILED (no unexpected late delivery)

Privacy

• Zero data sent over the Internet

• All data remains stored locally on your device

• SMS and Contacts permissions used strictly for core functionality

This app is free and open source (GPLv3 license).

What's new in 1.2.2

- Exclude x86 and x86_64 native libraries to reduce APK size. - Explicitly remove ACCESS_NETWORK_STATE permission from Manifest.

How to install CHRONOS

  1. Tap Download — the app's official page on F-Droid opens.
  2. Install it with the F-Droid app (recommended, for automatic updates), or use the download button on that page.
  3. If Android asks, allow the F-Droid app or your browser to install apps, then tap Install.
  4. Open CHRONOS from your app drawer.

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