About this app

Spam blocker for android. Works like charm!

How to block spam text messages? How to block text from unknown numbers? How to block spam text messages from email, Gmail? How to block group text messages?

If you faced questions like this, you've arrived at an ultimate solution.

Regain your privacy & peace of mind. Key Messages is the top text & spam blocker for Android. Get rid of spam text messages. It just works!

And there are host of other free & premium features that make Key Messages the versatile messaging app.

TEXT KILLER
Easily block text. Key Messages has the most powerful options to block text messages based on Mobile number, Sender title, Content keyword, email text message and Wildcard rules. Block texts from unknown, block text from non-numbers, block class 0 message. See only desired and useful messages i.e. Key Messages in your clean inbox.

FREE SPAM BLOCKER
Award winning and strongest spam blocker for Android. It automatically blocks spam text messages from numbers, non-numbers and unknown senders. Our machine learning, AI based technology makes spam blocking better with each day.

EMAIL SPAM TEXT MESSAGES BLOCKER
Block email spam text messages. Block texts from email addresses, changing Gmail addresses.

SMS BACKUP
Securely backup your valuable text messages online, on your own Google Drive. Automate backup schedule to daily, weekly, monthly. Our unique de-duplication technology avoids message duplication when you restore backup in a new or an existing phone. The Block list and Allow list are also backed up. Enjoy robust & hassle-free SMS backup & restore.

ORGANIZED SMS
Messages are grouped intelligently based on the varying sender title. Easily see personal & organization SMS in separate tabs. You can also mark important messages as Starred and find them in a separate folder. As the name suggests, Key Messages is designed to prioritize important messages.

CHARACTER & SMS CHARGE COUNTER
See real-time message character count and for how many SMS you will be charged for. Very unique and useful feature of Key Messages. Don’t lose money unknowingly.

DARK THEME
Gorgeous and very thoughtful dark theme. It is a pure delight to eyes.

MMS COMPATIBLE
Unlike most other messaging apps, Key Messages is fully MMS compatible. Send and receive MMS easily.

DUAL SIM
Key Messages works seamlessly with dual SIM. Clearly see on which SIM you received the SMS. Easy design to select SIM while sending message.

POWERFUL SEARCH
Easily find the content that you are looking for.

CLEAN & SIMPLE INTERFACE
The most clean & simple interface for an SMS app. It is designed keeping in mind your new age messaging needs and helping you achieve that in the most efficient way.

HIGH PERFORMANCE
May it be few or tens of thousand messages in your Inbox, Key Messages app is meticulously engineered for a smooth, robust and reliable performance.

PREMIUM FEATURES
There are several free features for blocking text. For more advanced blocking choices, there are Premium features too, like - Blocking based on Keyword, blocking email texts or group messages, instant deletion of spam.


Many more features are under development. Try Key Messages. You will love it.


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All trademarks are owned by respective owners. Key Messages was earlier known as Clean Inbox.

New features

Fixed policy issues, improved premium purchase screen

App Permissions

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
Permission an application must hold in order to use ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS.
Allows an application to read SMS messages.
Allows an application to receive SMS messages.
Allows an application to monitor incoming MMS messages.
Allows an application to send SMS messages.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows applications to change network connectivity state.
Allows an application to read the user's contacts data.
Allows an application to write the user's contacts data.
Allows access to the vibrator.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Required to be able to access the camera device.
Allows an application to write to external storage.
Allows an application to record audio.
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows access to the list of accounts in the Accounts Service.