STEP 01Add files
Choose files from your device; their contents are not uploaded.
01, 02, 03 — sorted in one pass
Rename Files in Sequential Order
Start at any number, count by any increment, place numbers before or after the name, and drag files into the exact order you need.
Start using this tool
File contents stay local Review first, then run
STEP 02Choose settings
Combine rules and adjust file order at any time.
STEP 03Review & download
Review every name, resolve conflicts and package the copies.
Local processing · No file uploadsCore renaming is free forever
Drop files to rename
or choose multiple files from your device
The website cannot view your file contentsPractical use cases
Less mechanical sorting, more focus
Report attachments
Lock attachments into 01, 02 and 03 so recipients open the right file first.
Product images
Create clear display-order names such as SKU_001 and SKU_002.
Course materials
Start from a chosen chapter number and leave room with a custom increment.
FAQ
Questions before you begin
Can numbering start at zero or another number?
Yes. Set the start to zero or any non-negative integer.
Can I count by 5 or 10?
Yes. The increment is editable and is not limited to one.
Can the number appear after the name?
Yes. Choose before or after and see the exact result immediately.