Letos is desktop application for browsing and editing SQLite database files. It is aimed for people, who know what SQLite is, or what relational databases are in general.
Publisher’s description
What is Letos?
Letos is an open-source database program for Windows from letos.org. It is written in C.
Installation and requirements
Official installers exist for 64-bit and ARM64 as EXE (Inno Setup). It can be installed for the current user only, without administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 4.0.4, released on October 15, 2026. 5 versions are listed since June 23, 2026, each with links to its own installer files. The last update is less than a month old.
Popularity and file types
The source code on GitHub (pawelsalawa/letos) has 6,792 stars. On Windows it registers 6 file types, including .sqlite, .db, .db3, .sqlite3 and .s3db. Similar programs include MariaDB, HeidiSQL and SQLite.
Project description on GitHub: “A free, open source, multi-platform SQLite database manager.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Documented silent install
- Installs without administrator rights
- Updated in the last two months
- Large user base
In short: Letos is an open-source database tool for 64-bit and ARM64 PCs. Administrators can deploy it unattended.
Is Letos safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
C470431DB62977A1B38D27DC41AC2E593B52B2415184CE4B18E9ACE90A1A41D2· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 5 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 4.0.4Latest | October 15, 2026 | — | 64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup)64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup) |
| 4.0.3 | August 12, 2026 | — | 64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup)64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup) |
| 4.0.2 | August 7, 2026 | — | ARM64 EXE (Inno Setup)64-bit EXE (Inno Setup)64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup) |
| 4.0.1 | July 6, 2026 | — | 64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup)64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup) |
| 4.0.0 | June 23, 2026 | — | 64-bit EXE (Inno Setup)ARM64 EXE (Inno Setup)ARM64 EXE (Inno Setup)64-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id PawelSalawa.Letos -escoop install extras/letosLetos-4.0.4-windows-x64-setup.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Also for other systems
brew install --cask letosInformation
- Publisher
- letos.org
- Category
- Databases
- Licence
- GPL-3.0
- Price
- Free
- Source code
- github.com/pawelsalawa/letos
- Written in
- C
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- EXE (Inno Setup)
- Version
- 4.0.4
- Released
- October 15, 2026
- Added to the catalogue
- July 14, 2026
- Versions listed
- 5
- GitHub stars
- 6,792
- GitHub forks
- 667
- Website
- letos.org
- winget ID
- PawelSalawa.Letos
- Scoop package
- extras/letos
File types it opens (6)
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Letos free?
Yes. Letos is open-source software under the GPL-3.0 licence.
Is Letos safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Letos with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can Letos be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Letos run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of Letos?
The versions page lists all 5 versions with links to their official installer files, back to June 23, 2026.
Can I use Letos without administrator rights?
Yes, there is a per-user installer that does not need administrator rights.
What are alternatives to Letos?
MariaDB, HeidiSQL, SQLite, Dolt and Liquibase. The alternatives page compares them.
