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 v0.1.12

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