Download Latest Version Thorium-3.5.1-arm64.exe (118.2 MB)
Home / v3.5.0
Name Modified Size InfoDownloads / Week
Parent folder
Thorium-3.5.0-x64.exe 2026-08-28 122.9 MB
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Thorium-3.5.0-arm64.exe 2026-08-28 117.6 MB
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Thorium-3.5.0-amd64.deb 2026-08-28 106.2 MB
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Thorium-3.5.0-x86_64.AppImage 2026-08-28 140.9 MB
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Thorium-3.5.0-arm64.AppImage 2026-08-28 141.2 MB
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Thorium-3.5.0-arm64.deb 2026-08-28 100.6 MB
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Thorium-3.5.0-arm64.dmg 2026-08-28 129.7 MB
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Thorium-3.5.0-x64.dmg 2026-08-28 138.5 MB
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README.md 2026-08-28 1.9 kB
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Thorium Reader Desktop v3.5.0 source code.tar.gz 2026-08-28 36.2 MB
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Thorium Reader Desktop v3.5.0 source code.zip 2026-08-28 37.3 MB
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Totals: 11 Items   1.1 GB 0

Please update to the latest Thorium Desktop reader version which fixes bugs and improves performance:

https://github.com/edrlab/thorium-reader/releases/latest

Thorium Desktop reader version 3.5.0 was published on 28 August 2026.

Total Downloads

NOTICE: if you are experiencing incorrect fonts / typefaces in PDF documents, please try the first "beta" release of version 3.5.1 which fixes this problem. Apologies for the inconvenience, this is a regression bug that slipped through the testing net! Download links are available in the beta release page:

https://github.com/edrlab/thorium-reader/releases/tag/v3.5.1-beta.1

Here is a link to the "technical" changelog:

https://github.com/edrlab/thorium-reader/blob/develop/changelogs/CHANGELOG-v3.5.0.md

User-friendly release notes and a blog post will be published on the https://www.thoriumreader.com website.

Expand the 'Assets' section below to reveal the download links.

  • Note that the terms x64 and amd64 in the filenames refer to the Intel computer architecture (also sometimes known as x86_64, which includes both Intel and AMD chipsets).
  • The term arm64 refers to modern ARM hardware including Apple Silicon "M" computers.

If in doubt:

  • Apple users should download the arm64 variant.
  • Windows / Linux users should download the x64 / amd64 variants, respectively.

The application was built automatically on GitHub (Microsoft) servers. The build was recorded here: https://github.com/edrlab/thorium-reader/actions/runs/33129898493

Source: README.md, updated 2026-08-28