Renumber Files
Built for Legal Professionals

Renumber Legal Exhibits
Without the Headache

The draft is almost final, but you need to add a new exhibit and renumber everything? What a pain... no more! Insert it at the right position and automatically renumber your exhibits, annexures, and appendices. Built for legal professionals who can't afford mistakes.

Exhibit Renumbering Example

Before
01 Email from J Smith.msg
02 Draft contract v1.docx
03 Invoice - January 2026.pdf
04 Meeting notes.docx
05 Signed NDA.pdf
06 Budget spreadsheet.xlsx
07 Technical specs.pdf
08 Final contract.pdf

You want to insert a new file at position #5

After
01 Email from J Smith.msg
02 Draft contract v1.docx
03 Invoice - January 2026.pdf
04 Meeting notes.docx
05 [NEW EXHIBIT HERE]← Gap for new file
06 Signed NDA.pdf
07 Budget spreadsheet.xlsx
08 Technical specs.pdf
09 Final contract.pdf

Files #5+ automatically renumbered

The Problem Every Lawyer Knows

You've carefully numbered your exhibits 1–80 in the brief. Then you realise that you need to add a new Exhibit 15. Now you need to manually rename exhibits 15–80 to 16–81. What a pain...

Renumber Files solves this — paste your exhibit filenames, specify where you want the new exhibit, and our tool renames everything perfectly for you. Works with exhibits, annexures, appendices, tabs and any numbered attachment bundle.

100% Confidential & Secure by Design

Built for legal professionals handling confidential matters — client files, court bundles, and privileged documents.

Runs 100% in your browser

No data ever leaves your device. All processing is local.

No file uploads

We never see your files — ever. Nothing is sent to any server.

Only file names processed

Not content, not metadata. Just the filename strings you provide.

No account required to try

Try it right now without signing in.

Your data stays on your device. Always.

How to Use It

Simple, guided, and impossibly fast

1

Copy and Paste Your File Names

Copy and paste the names of your numbered filenames (we automate that for you). The tool automatically detects the pattern.

2

Choose Where to Insert

Tell the tool where you want to add new files. As many new positions as you like.

3

Generate & Apply

Preview your changes, then automatically rename your files with a couple of clicks! It's that simple!

Interactive Demo

Try It Now

Test the tool with up to 10 files. No sign-in required.

Quick Start Guide

Follow these steps to get your file list from PowerShell

  1. 1.In your file explorer, navigate to the folder containing files you want to renumber.
  2. 2.Hold Shift on your keyboard and right-click on the folder containing the files you want to renumber
  3. 3.Select "Open PowerShell window here"
PowerShell menu showing Open PowerShell window here option
  1. 4.Type Get-ChildItem -Nameand press Enter
  2. 5.Select all of the output (click and drag with your mouse) and copy it (Ctrl+C)
  3. 6.Paste the filenames into the text box below

Try the Demo

Test with up to 10 files. Sign in for unlimited access + 3 free runs.

Works With All Legal Document Types

ExhibitsAnnexuresAppendicesAttachmentsCourt BundlesDiscovery DocumentsEvidence FilesTrial Exhibits

Stop Renumbering Exhibits Manually

3 free uses. No credit card required. Works with confidential matters.

Frequently Asked Questions

Yes! Renumber Files is specifically designed for legal professionals who need to insert new exhibits into existing numbered sequences. It handles exhibits, annexures, appendices, and any numbered document bundle.
Yes. Renumber Files only processes the filenames you paste — it never accesses your actual file contents. All processing happens locally in your browser, so confidential filenames never leave your device. No data is uploaded to any server.
No problem. You can specify multiple insert positions in a single operation. For example, insert new exhibits at positions 5, 12, and 20 all at once, and we'll calculate the correct renumbering.
Simply paste your list of numbered filenames, specify where you want to insert new files, and we generate PowerShell commands that rename everything automatically. The entire process happens in your browser — your filenames never leave your device.
Renumber Files works for both Windows and MacOS. The web interface works on any modern browser.
You get 3 free uses of the full tool after signing in. The public demo lets you test with up to 10 files without signing in. Pro subscribers get unlimited access for $9.50/year.

Related Use Cases

Renumber Any FilesIncrement File NumbersInsert into Numbered Sequence