Bulk Rename & Group is a tool that allows you to easily rename and organize all your files from internal or external storage in one go. Batch rename and group your selection of files with a wide variety of features.

Please try the FREE version before purchasing the PRO version:
https://play.google.com/store/apps/details?id=com.direstudio.utils.fileorganizerfree

If you are happy with it and want developer support, you can purchase the pro version without ads.

Note – This is not a typical file manager.
The purpose of the application is to rename and group multiple files at once, in a single operation, depending on the user’s selection of features.

Rename or group all your files in three easy steps:

1. Select the input files
Use the in-app file browser to easily select input files.
2. Select the type of action and the parameters.
Customize the operation using the features and options provided.
3. Select the output path, preview and start.
Select the output path for the new files and preview the new files before starting the operation.

★ Batch rename / rename files with the following available options:

✓ Change base name – keep the original base name or define a new one for all files
✓ Automatic indexing – Add an automatically incremented number to each file. It can be customized
by choosing the starting index, the separator, the index position (start or end) and zero
padding
✓Capitalization – all lowercase, all uppercase, phrases, camels
✓ Extension – keep the original extension, update it or remove it completely

✓ Trim – removes all leading and trailing white space
✓Remove the chosen characters from the file name
✓ Delete several characters separated by a comma
✓ Delete characters by type – numbers, letters, non-numbers, non-letters.
✓Delete characters at position – first n characters, last n characters, custom range (from position x to position y)
✓ Remove characters by regex – using the desired regular expression pattern
✓ Replace the characters using the desired patterns
✓Replace characters with regular expression – using the desired regular expression pattern

✓ Add prefix – add specified prefix to all files
✓ Add suffix – add specified suffix to all files
✓Add characters to position –
✓ Add date and time (configurable format) – add the last modified date before or after the base name.

★ Files grouped in bulk:

✓ By name – contains, starts with or ends with the specified text
✓ By modification date – customize parameters (day, month, year)
✓By size – all unique sizes or the size specified in B, KB or MB
✓ By extension – all unique extensions or specified extensions

★ Customize the output

✓ Choose the output folder.
✓ Group or rename copies of selected files, without altering the original files.
✓Group or rename the selected files.
✓ View the summary of operations and confirm the selection before starting.
✓ See a preview of the output files before modifying them.

★ Preferences:

✓ Adjustable app theme – auto, light, dark.
✓Adjustable file browser font size.
✓ Adjustable file browser thumbnail size.

Other characteristics:

★ In-app browser for quick file selection – list view and grid view
★ Sort files and folders by name, date modified or size
★Create and folders
★ Delete files and folders
★ Local search – Current folder
★Global search – Internal and external storage
★ Works on any type of file – audio, video, photos, documents, etc.
★ Works for internal and external storage.

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