2Dex Plain comparisons of image and design tools

QuickLook vs XnView MP in 2026

QuickLook vs XnView MP for designers: what each tool does, what its sources say about price and platforms, and how SageThumbs 2K compares.

By 2Dex ·

2Dex is published by the makers of SageThumbs 2K, RēDesign and VectorMagik, which are compared here alongside other tools.

QuickLook shows a quick preview of a file when you press Space [1]. XnView MP is a free image viewer, photo management and image resizer software [2]. SageThumbs 2K adds File Explorer thumbnails for 363 file types Windows can't render natively [3].

OptionPricePlatformsPreview or thumbnails
QuickLooknot publishednot publishedPreview on Space press [1]
XnView MPFree software [2]Windows, macOS and Linux [2]Image viewer, more than 500 image formats [2]
SageThumbs 2KFree for personal use [3]; commercial US$2.99 a month or US$49 once [3]Windows 11, x64 and ARM64 [3]Explorer thumbnails for 363 file types [3]

The short answer

For a designer, QuickLook shows a preview when you press Space. [1] XnView MP is a program for viewing images, managing photos and resizing them. [2]

On needs, QuickLook's page says it supports more than 100 file formats. [1] XnView's page says it supports Windows, macOS and Linux. [2] SageThumbs 2K adds File Explorer thumbnails for 363 file types Windows can't render natively. [3]

What QuickLook and XnView MP do

QuickLook's page says previews are instant, with a Space key press. [1] Its page says previews come with zero lag. [1]

It supports more than 100 file formats. [1] It supports PDF, Word, Excel, and PowerPoint documents. [1] It supports ZIP, RAR, 7Z and TAR archives. [1]

XnView is described as a free image viewer, photo management and image resizer. [2] It can compare up to four images side by side. [2] It includes batch conversion tools. [2]

What SageThumbs 2K is built for

SageThumbs 2K is made by the team that publishes this site. It adds File Explorer thumbnails for 363 file types that Windows can't render natively, including camera RAW, Photoshop PSD, HEIC/AVIF and video. [3] For design and CAD files such as Photoshop, Affinity, AutoCAD DWG and CorelDRAW, it pulls an embedded preview straight out of the file with no rendering needed. [3]

Thumbnails also work in OneDrive and Synology Drive folders, and it never downloads online-only files just to draw a thumbnail. [3] Wide-gamut images, such as Display P3 or Adobe RGB, are converted into sRGB before display. [3]

From the right-click menu you can convert, resize, rotate or flip images losslessly, and combine images into a PDF or CBZ. [3] A QuickLook-style instant previewer is on by default unless another Space-bar previewer is present. [3] SageThumbs 2K says a corrupt or malicious file can't crash File Explorer. [3]

Pricing and fees

XnView's page calls it free software. [2] Its sources give no other price, so check its licence terms for work use.

QuickLook's price is not published in the facts available here.

SageThumbs 2K is free for personal, noncommercial use under the PolyForm Noncommercial License 1.0.0. [3] Commercial use needs a per-installation licence: US$2.99 a month, or US$49 once for a perpetual licence with 12 months of updates. [3] Business installs get a 7-day evaluation with every feature, after which thumbnails and previews stop until a licence key is entered. [3] The licence is the PolyForm Noncommercial License 1.0.0, and it is source-available. [3]

Getting started and everyday use

QuickLook gives instant previews by pressing Space. [1] Its sources here say nothing about installing it.

XnView's page says it can export to about 70 different file formats. [2] Day to day, its page describes viewing images and managing photos. [2]

SageThumbs 2K runs on Windows 11, with separate installers for different kinds of Windows PCs. [3] You can use a portable zip that needs no admin rights. [3] Day to day, thumbnails appear in Explorer, and it adds image dimensions, camera details and audio tags to Explorer's hover tooltips and sortable columns for formats Windows can't read itself. [3] The right-click menu can be trimmed, reordered and regrouped by dragging. [3] Multi-file jobs are spread across every CPU core. [3] A command-line tool covers thumbnails, conversions and batch jobs, and can also connect to AI assistant apps. [3]

Things to check before you choose

Ask these of any tool:

How to choose

If you want a quick look at a file by pressing Space, QuickLook's page says it does that. [1]

If you want an image viewer that converts batches of files, XnView's page says it does that. [2]

If you want thumbnails of design and RAW files inside Explorer, with previews pulled from Photoshop, Affinity, DWG and CorelDRAW files, SageThumbs 2K does that. [3] [3]

Frequently asked questions

Is XnView MP free?

XnView's page describes it as a free image viewer, photo management and image resizer software. [2] Its sources here give no other price. If you use it for paid work, read its licence terms to see what applies.

How do you preview a file in QuickLook?

QuickLook's page says you get instant file previews by pressing Space. [1] Its sources here do not describe installation.

Does XnView MP support RAW and many image formats?

XnView's page says it supports more than 500 image formats. [2] Check its format list for the exact camera or design files you use.

Does SageThumbs 2K cost money?

It is free for personal, noncommercial use. [3] Commercial use needs a per-installation licence: US$2.99 a month, or US$49 once for a perpetual licence with 12 months of updates. [3] Business installs get a 7-day evaluation first. [3]

Which Windows versions do these tools run on?

XnView's page says it supports Windows 10 and Windows 11. [2] SageThumbs 2K runs on Windows 11, with separate installers for different kinds of Windows PCs. [3] QuickLook's sources here do not state versions, so check its page.

It is free for personal, noncommercial use under the PolyForm Noncommercial License 1.0.0. [3]

Try SageThumbs 2K

Sources

  1. QuickLook, github.com/QL-Win/QuickLook, read 2026-10-07
  2. XnView MP, xnview.com/en/xnviewmp, read 2026-10-07
  3. SageThumbs 2K's own description of itself (the product of this site's publisher)

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