Bulk File Renamer — Rename Multiple Files Online Free
⚙️ Converter ToolsRename hundreds of files at once with prefix, suffix, find & replace, or auto sequence numbering. Free, private, no upload. By WeLuvTools.
What is Bulk File Renamer — Rename Multiple Files Online Free?
WeLuvTools Bulk File Renamer lets you rename up to 50 files at once directly in your browser — no software to install, no files uploaded to any server.
About Bulk File Renamer — Rename Multiple Files Online Free
WeLuvTools Bulk File Renamer lets you rename up to 50 files at once directly in your browser — no software to install, no files uploaded to any server. Choose from four powerful rename modes: add a prefix, add a suffix, find & replace text in filenames, or auto-number files in sequence. Preview every new filename before downloading, then grab all renamed files as a single ZIP archive. Works with any file type — images, PDFs, documents, videos, and more.
100% Private
Files stay on your device.
Super Fast
Results in just a few seconds.
Secure & Safe
No account or upload needed.
Practical Limits
Capacity depends on your device.
Practical scenarios
Use cases
Common ways people get more value from this tool.
Use case 1
Adding a date prefix to hundreds of photos from a camera roll (e.g. 2026-07-17_photo001.jpg)
Use case 2
Batch renaming product images for an e-commerce store with consistent SKU-based names
Use case 3
Removing unwanted text from filenames downloaded from stock photo sites
Use case 4
Auto-numbering a set of documents or slides in sequential order for a presentation
Use case 5
Renaming client deliverable files with a project code prefix before sending
Use case 6
Cleaning up inconsistent filenames before uploading to a CMS or cloud storage
Types & formats
Add Prefix
Prepend any text to the beginning of every filename (e.g. 'project_' → 'project_report.pdf')
Add Suffix
Append text before the file extension (e.g. '_final' → 'report_final.pdf')
Find & Replace
Replace any text string in filenames across all files at once
Sequence Numbering
Auto-number files in order with a custom base name and zero-padded index (e.g. 'photo_001.jpg')
The WeLuvTools difference
Why choose WeLuvTools
Benefit 1
No upload — all renaming happens locally in your browser, your files never leave your device
Benefit 2
Supports any file type — images, PDFs, documents, videos, and more
Benefit 3
Four rename modes cover the most common bulk renaming workflows
Benefit 4
Live preview table shows every new filename before you download
Benefit 5
Download all renamed files as a single ZIP with one click
Benefit 6
Free to use with no account, no watermarks, and practical limits that depend on your browser and device