Now in Beta

Document Comparison.
Fast. Precise. Fair.

Delta compares Word, PDF, Markdown, HTML, RTF and text files with color-coded highlighting of all differences — Side-by-Side or as a Redline. The professional alternative without enterprise pricing.

macOS · Windows & Linux coming soon

Delta
+ New
Side by Side Unified
3 / 12
Contract_v1.docx
Der Auftragnehmer verpflichtet sich,
die Leistung bis zum 31. Dezember 2024
zu erbringen. Die Vergütung beträgt
15.000 Euro netto pro Monat.
Zahlungsziel: 30 Tage netto.
↑ Verschoben
Contract_v2.pdf
Der Auftragnehmer verpflichtet sich,
die Leistung bis zum 30. Juni 2025
zu erbringen. Die Vergütung beträgt
18.500 Euro netto pro Monat.
Zahlungsziel: 30 Tage netto.
↓ Verschoben

Everything You Need

Professional document comparison without compromise.

Side-by-Side View

Original and modified version side by side with synchronized scrolling and color highlighting of every change.

Unified / Redline

All changes in one document — deletions struck through, additions underlined. Just like Track Changes.

Move Detection

Automatically detects moved paragraphs and displays them in purple with clickable references to the new position.

Cross-Format

Compare Word with PDF, Markdown with HTML or any other format — all combinations work seamlessly.

Change Navigation

Jump to the next change with one click or keyboard shortcut. Sidebar with an overview of all differences.

Native Desktop App

Your documents stay on your machine. No upload, no cloud required. Currently for macOS — Windows & Linux coming soon.

Why Delta?

Professional features at a fair price.

Delta Litera Compare
Word Comparison (.docx)
PDF Comparison
Markdown, HTML, RTF, TXT ×
Cross-Format (Word ↔ PDF ↔ MD ↔ ...) ×
Move Detection
Side-by-Side & Unified
macOS & Linux ×
Offline / Local
Dark Mode ×
Price from 49 €/year $195/user/year

Simple Pricing

No hidden costs. No minimum terms.

Beta

Free

Full access during the beta phase.

  • All features included
  • Word, PDF, MD, HTML, RTF, TXT
  • macOS (Windows & Linux coming soon)
  • License key required

Enterprise

On Request

For law firms and companies.

  • All features included
  • Volume Licensing
  • SSO / Managed Deployment
  • Dedicated Support
Coming Soon