QUIK SMS APK v4.3.7 · Latest Version for Android
QUIK SMS is an open-source replacement for the stock SMS app, continuing QKSMS with scheduled messages, backup, blocking and themes.
- Version
- 4.3.7
- Updated
- Sep 23, 2026
- Size
- 49 MB
- Requires
- Android 6.0+
- Developer
- quik-sms
- Category
- Communication
- License
- GPL-3.0
- Package
- dev.octoshrimpy.quik.fdroid
What is QUIK SMS?
QUIK is a revival of QKSMS, a popular open-source texting app. It offers a clean messaging experience along with features many stock apps lack, such as scheduled and delayed messages, backup and flexible blocking.
Key Features
- Scheduled and delayed sending
- Message backup and restore
- Blocking and archiving
- Voice messages and attachments
- Themes and night mode
Getting Started
Set QUIK as your default SMS app when prompted. Restore an old QKSMS backup to keep your history.
Open Source and Privacy
QUIK SMS is developed in the open by quik-sms and released under the GPL-3.0 license. The code is hosted at github.com/quik-sms/quik, so anyone can check what the app does. The version on this page has no ads or tracking libraries flagged by F-Droid.
How to Install QUIK SMS APK
- Tap Download and get the QUIK SMS v4.3.7 APK (49 MB).
- Optional: compare the file’s SHA-256 checksum with the one on the download page.
- Open the file and allow your browser or file manager to install unknown apps if asked.
- Tap Install. Updates from the same source install over this one and keep your data, because they are signed with the same key.
Frequently Asked Questions
Is QUIK SMS free?
Yes. QUIK SMS is free and open-source software released under the GPL-3.0 license. It has no ads and no paid version is required to use it.
Is this QUIK SMS APK safe?
The APK on this page is the original file published in the F-Droid repository, unmodified. Its SHA-256 checksum is listed on the download page so you can verify it, and the full source code is public.
What Android version does QUIK SMS need?
QUIK SMS v4.3.7 requires Android 6.0 or newer.
Where can I find the source code of QUIK SMS?
The source code is available at https://github.com/quik-sms/quik. You can read it, report issues or contribute there.
