Batch rename
Rename many files with a pattern, a counter, find and replace and case changes, then download them as a ZIP.
Drop files to rename
or drop them here, or paste. Up to 2.0 GB per file.
Runs in your browser. Your files are not uploaded.
Files are not changed on your device. You download renamed copies; several files come as one ZIP kept in memory.
Characters that Windows does not allow in names are replaced with an underscore, and duplicate names get a number in brackets.
How to use Batch rename
Drop files, or select Add a folder to include a whole folder.
Set the New name pattern using {name}, {n}, {ext} and {date}.
Adjust the counter, find and replace and letter case, and check the new names in the table.
Select Download as ZIP, or Download renamed file for a single file.
Questions
No. The renamed copies are made in your browser. Your original files are not changed.
{name} is the old name without its extension, {n} is a counter, {ext} is the extension and {date} is the modified date as YYYY-MM-DD. The default pattern is {name}.{ext}.
Yes. Tick Treat Find as a regular expression, and use $1 in Replace with for a captured group. Find and replace applies to the name without its extension.
Characters that Windows does not allow, such as : * ? and quotes, are replaced with an underscore, and names that would repeat are made unique.
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