Download

Get Ledger for Windows.

Installs in seconds and runs entirely on your machine. Ledger activates with a licence key. Request one at ledger@whyitcosts.com. Until you activate, the app stays read-only, so you can view and export, but not add or edit.

Windows 10 & 11 · 64-bit

Ledger v0.1.18

Released August 2026 · installer for Windows 10 & 11
First launch shows a Windows SmartScreen prompt. Choose "More info" then "Run anyway" to continue.

Getting a "WebView2 runtime not found" error?

Download the build with the runtime included:

Portable with runtime (.zip, ~293 MB)
Three steps

From download to your first book.

01

Install

Run the installer. No admin gymnastics, no bundled extras, just Ledger.

02

Activate

Request a licence key at ledger@whyitcosts.com and activate. Until then the app stays read-only, so you can view and export but not add or edit.

03

Import or type

Drop in a CSV or add transactions by hand with the quick-add overlay. Your overview fills in instantly.

System requirements

Light on your machine.

OS
Windows 10 (21H2 or later) · Windows 11
Architecture
64-bit (x64)
Memory
2 GB RAM minimum, 4 GB recommended
Disk
~30 MB installed, plus your data
Runtime
WebView2 (bundled in the installer if missing)
Internet
Only for activation and updates. Everything else works offline.

Windows is the only supported platform today. A Mac version is coming soon.

Ready when you are.

Download Ledger for Windows, then request a licence key to activate.