Bulk File Renamer

Rename hundreds of files at once with patterns, counters and find/replace — live preview, ZIP delivery, all in your browser.

📁 Drop files here or click to browse Any file types · order is preserved

Bulk file renamer with patterns and counters.

Pattern-based bulk rename: {n}, {orig}, {date}, {ext} tokens, find/replace, case, ZIP delivery.

How do I rename many files at once with a pattern and counter?

Drop files, write pattern with tokens, set counter and case, click Rename, get ZIP.

Key features

Powerful tokens
{n}/{orig}/{date}/{ext}/{rand}, {YYYY}/{MM}/{DD}/{HH}/{mm}
Find & replace
Substring or regex replace before pattern
Case modes
keep/lower/upper/title/web-safe slug
Live preview + ZIP
Real-time preview, ZIP download

How to use it

Drop files, configure pattern + tokens + case, preview live, click Rename, download ZIP.

Frequently asked questions

Real rename?

No - ZIP delivery, originals untouched

Collisions?

Auto (2),(3) suffix

Limits?

Hundreds of files OK

Uploaded?

No - JSZip in browser

JSZip-powered, fast, no installer or admin rights.