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Head-to-head · File Viewer Software

SumatraPDF vs File Viewer Plus

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score SumatraPDF #4 in File Viewer Software 7.4/10 Free plan Free plan✓ 0 of 4 features Visit Sumatra PDF
File Viewer Plus #7 in File Viewer Software 6.9/10 From €22/user/yr · 14-day trial ✓ 4 of 4 features Try File Viewer Plus

SumatraPDF leads on 1 check, File Viewer Plus on 4, and 0 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 scoreSumatraPDF · 7.4/10
  • Free planonly SumatraPDF
  • Most featuresFile Viewer Plus · 4 of 4

SumatraPDF scores higher on our rubric for file viewer software: 7.4 against 6.9 out of 10; our editors rank them #4 and #7.

SumatraPDF offers free plan; File Viewer Plus doesn't. File Viewer Plus offers archive preview; SumatraPDF doesn't publish it. File Viewer Plus offers office file preview; SumatraPDF doesn't publish it. File Viewer Plus offers code file preview; SumatraPDF doesn't publish it. File Viewer Plus offers in-file search; SumatraPDF doesn't publish it.

SumatraPDF is the better fit for portable Windows document viewing. File Viewer Plus is the better fit for windows users needing viewing and conversion.

  • SumatraPDF fits best

    Portable Windows document viewing

  • File Viewer Plus fits best

    Windows users needing viewing and conversion

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature SumatraPDF 7.4/10 Visit ↗ File Viewer Plus 6.9/10 Visit ↗
At a glance
Editor score 7.4 6.9
Ranking #4 in File Viewer Software #7 in File Viewer Software
Best for Portable Windows document viewing Windows users needing viewing and conversion
Pricing model Free Paid
Starting price Not published Not published
Free plan ✓ (best) —
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows
Support Docs, Community Email, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features SumatraPDF 0/4 · File Viewer Plus 4/4
Archive preview Not published ✓ (best)
Office file preview Not published ✓ (best)
Code file preview Not published ✓ (best)
In-file search Not published ✓ (best)
Specs
Listed formats Not published Not published
Primary access Not published Desktop
Maximum file size Not published Not published
Our review
Pros
  • Free and open source with installer and portable Windows builds
  • Opens PDF, ebook, comic-book, DjVu, XPS, CHM and image files
  • Adds annotations, form filling, search and Windows text-to-speech
  • Supports 400+ formats across documents, media, archives, code, and more
  • Batch-converts folders and inspects metadata, headers, and raw hex content
  • Offers annual, one-time, and volume licensing options
Cons
  • Windows-only desktop support limits cross-platform use
  • No OCR support is provided
  • Some capabilities are documented for the 3.7 pre-release
  • Windows desktop access only
  • No free plan; access requires a paid license after the trial
  • One-time purchase includes version 6.x updates rather than continuous updates
Our verdict

Sumatra PDF is a free, open-source desktop reader for Windows users who need more than basic PDF viewing. It opens PDF, EPUB, MOBI, comic-book, DjVu, XPS, CHM, image and other document formats. Core PDF tools cover text search, navigation…

Read the review →

File Viewer Plus is a Windows desktop utility for opening, viewing, editing, and converting files across more than 400 formats. It is aimed at individual users, businesses, and enterprise teams that want one application for office…

Read the review →
  1. SumatraPDFFile Viewer Software 7.4Free plan
  2. File Viewer PlusFile Viewer Software 6.9From €22/user/yr · 14-day trial

Strengths and trade-offs

  • SumatraPDF — where it wins

    • Free and open source with installer and portable Windows builds
    • Opens PDF, ebook, comic-book, DjVu, XPS, CHM and image files
    • Adds annotations, form filling, search and Windows text-to-speech

    Where it doesn't

    • Windows-only desktop support limits cross-platform use
    • No OCR support is provided
    • Some capabilities are documented for the 3.7 pre-release
  • File Viewer Plus — where it wins

    • Supports 400+ formats across documents, media, archives, code, and more
    • Batch-converts folders and inspects metadata, headers, and raw hex content
    • Offers annual, one-time, and volume licensing options

    Where it doesn't

    • Windows desktop access only
    • No free plan; access requires a paid license after the trial
    • One-time purchase includes version 6.x updates rather than continuous updates

More comparisons

Guides on file viewer software

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update