Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Document Comparison Software

UltraCompare vs DeltaCompare

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score UltraCompare #3 in Document Comparison Software 9.0/10 Paid ✓ 0 of 4 features Visit UltraCompare
DeltaCompare #7 in Document Comparison Software 8.5/10 Pricing on request ✓ 4 of 4 features Visit DeltaXignia

UltraCompare leads on 0 checks, DeltaCompare on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreUltraCompare · 9.0/10
  • Most featuresDeltaCompare · 4 of 4

UltraCompare scores higher on our rubric for document comparison software: 9.0 against 8.5 out of 10; our editors rank them #3 and #7.

UltraCompare is the better fit for technical users needing three-way merges. DeltaCompare is the better fit for API-driven enterprise comparison workflows.

  • UltraCompare fits best

    Technical users needing three-way merges

  • DeltaCompare fits best

    API-driven enterprise comparison workflows

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature UltraCompare 9.0/10 Visit ↗ DeltaCompare 8.5/10 Visit ↗
At a glance
Editor score 9.0 8.5
Ranking #3 in Document Comparison Software #7 in Document Comparison Software
Best for Technical users needing three-way merges API-driven enterprise comparison workflows
Pricing model Paid Paid
Starting price $99.95/user/yr Pricing on request
Free plan — Not checked yet
Free trial — —
Deployment Desktop Cloud, Self-hosted
Support Email, Docs Email, Tickets, Docs
Integrations 7 integrations 3 integrations
Built for Solo, Small business, Mid-market, Enterprise Mid-market, Enterprise
Features UltraCompare 0/4 · DeltaCompare 4/4
PDF comparison Not checked yet ✓ (best)
Office file comparison Not checked yet ✓ (best)
Formatting changes Not checked yet ✓ (best)
Redline output Not checked yet ✓ (best)
Specs
Deployment Not checked yet Hybrid
Maximum file size Not checked yet Not checked yet
Our review
Pros
  • Three-way comparison and synchronization for files and folders
  • Git, Subversion, CVS, FTP, SFTP, and command-line support
  • Windows, macOS, and Linux coverage with broad file-format support
  • Compares PDF, Word, Excel, PowerPoint, XML, JSON, HTML, DITA, and DocBook
  • Detects structural, formatting, table, diagram, and moved-content changes
  • Java and REST APIs connect comparison workflows with CMS and CI/CD pipelines
Cons
  • No free plan
  • Starts at $99.95 per user per year
  • Sold through UltraEdit bundles rather than a standalone plan
  • Contact-sales pricing makes budget planning less direct
  • The listed deployment options focus on API and self-hosted use
  • Its broad comparison scope may exceed basic text-difference needs
Our verdict

UltraCompare is a desktop diff, merge, and synchronization application for developers, IT administrators, QA teams, technical writers, and business users. It handles text, folders, binary files, Word documents, PDFs, spreadsheets,…

Read the review →

DeltaCompare, currently presented by DeltaXignia as Compare, is document and data comparison software for enterprise teams, publishers, developers, and regulated industries. It compares versions across PDF, Microsoft Word, Excel,…

Read the review →
  1. UltraCompareDocument Comparison Software 9.0Paid
  2. DeltaCompareDocument Comparison Software 8.5Pricing on request

Strengths and trade-offs

  • UltraCompare — where it wins

    • Three-way comparison and synchronization for files and folders
    • Git, Subversion, CVS, FTP, SFTP, and command-line support
    • Windows, macOS, and Linux coverage with broad file-format support

    Where it doesn't

    • No free plan
    • Starts at $99.95 per user per year
    • Sold through UltraEdit bundles rather than a standalone plan

  • DeltaCompare — where it wins

    • Compares PDF, Word, Excel, PowerPoint, XML, JSON, HTML, DITA, and DocBook
    • Detects structural, formatting, table, diagram, and moved-content changes
    • Java and REST APIs connect comparison workflows with CMS and CI/CD pipelines

    Where it doesn't

    • Contact-sales pricing makes budget planning less direct
    • The listed deployment options focus on API and self-hosted use
    • Its broad comparison scope may exceed basic text-difference needs

More comparisons

All document comparison software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update