Files with slm extension can be found as hidden files on SD cards of Android devices. These are files hidden using the Gallery Lock app for Android.

There is one other file type using
the SLM file extension!

empty icon.slm - Second Life mesh asset

Detailed description

Software that open slm file

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SLM file extension - Gallery Lock hidden media

What is slm file? How to open slm files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

File extension slm is nowadays mainly related to Gallery Lock, an app for Android that allows users to hide photos and other pictures on their smartphones.

The slm file represents somewhat altered version of the original "hidden" picture which is located in a hidden folder on the SD card in the following location:

/mnt/sdcard/.gallery_lock/

Basically, the 1024 bytes of data is added to the begging on the image (*.jpg in most cases) and the extension is renamed to slm.

The default software associated to open slm file:

Gallery Lock  Google Android software

Company or developer:
Morrison Software

Gallery Lock manages pictures and videos by individually hiding them and it is an app that is absolutely needed for protection of personal privacy. The product is one of the most popular apps in the world and is one of the top 10 apps sold on Google Market.

Help how to open:

You can most likely recover these files only if you enable it using Gallary Lock.

How to convert:

No easy way how to convert SLM back to JPEG is not know to us.

List of software applications associated to the .slm file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open slm file, edit slm file, convert slm file, view slm file, play slm file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting slm files.

Programs that can create slm file - Gallery Lock hidden media

Programs supporting the exension slm on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Gallery Lock for create slm file action.

Google Android:

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