fileduel

Compare any two files instantly — text, Excel, PDF, code, or scanned docs. Every change highlighted. 100% on-device. No account needed.

FileDuel puts two files side by side and shows you exactly what changed — every added line, every deleted word, every modified cell. No guesswork, no scrolling back and forth manually.

Whether you're reviewing a contract redline, reconciling two Excel reports, tracking changes in a code file, or comparing scanned documents — FileDuel handles it in seconds.

WHAT YOU CAN COMPARE

Text & Documents — .txt, .docx, .md, XML, code files, EDI, and more Excel Spreadsheets — compare cells, formulas, and sheet structure across .xlsx files PDF Files — extract and compare text content across pages Photos & Scans — photograph a printed document and compare against another

HOW IT WORKS

1. Pick File A and File B — from your device or paste text directly
2. Tap Compare
3. See every change highlighted — added lines in green, removed in red, modified in amber

KEY FEATURES

Word-level and character-level diff — see exactly which words changed, not just which lines Split view and unified view — choose the layout that works for you Portrait and landscape support — full screen real estate in any orientation Excel sheet mapping — match sheets across two files, column-by-column comparison Formula diff — see what Excel formulas changed, not just cell values PDF page navigation — jump to changed pages instantly Find in diff — search within your comparison results Export results — share as HTML, CSV, or JSON Scroll sync — both panes move together for easy line-by-line review Dark mode — full dark theme that's easy on the eyes

100% ON-DEVICE PRIVACY

Your files never leave your phone. FileDuel runs entirely on-device — no uploads, no cloud processing, no accounts required. What you compare stays on your device, period.

BUILT FOR

→ Legal & compliance teams reviewing contract versions → Finance teams reconciling Excel reports → Developers comparing config files and code → Writers tracking document revisions → Anyone who needs to know exactly what changed between two versions of anything

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

FileDuel. Two files. Every change.