# kWh

> Make lightning payments in the browser with c-lightning, Eclair or Ptarmigan.

Canonical page: [https://chrome-stats.com/d/kwh](https://chrome-stats.com/d/kwh)

## Overview

- **ID:** `kwh`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** fiatjaf
- **Category:** shopping
- **Daily users:** 2
- **Rating:** 5.00 / 5 (3 ratings)
- **Version:** 0.5.3
- **Last updated:** 2019-05-12
- **First published:** 2019-03-21
- **Size:** 437 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/kwh/)
- **Website:** [https://alhur.es/](https://alhur.es/)

## Description

kWh is a browser extension interface that allows lightning payments in the browser using c-lightning, Eclair or Ptarmigan nodes. It provides features such as balance and transaction browsing, webln support, invoice payment with a click, handling lightning links, manual payments and invoice creation, instant notifications on received payments, and more.

## Rankings

- #58,375 — Overall
- #52 — payments

## Permissions and access

### Permissions

- `storage`
- `clipboardWrite`
- `notifications`
- `contextMenus`
- `tabs`
- `<all_urls>`

### Content script matches

- `*`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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- [Lightning Mozilla](https://chrome-stats.com/d/lightning-modzilla) — 2 users, 5.00 / 5
- [Firefox\_lightning](https://chrome-stats.com/d/firefox_lightning)

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Source: [Chrome-Stats](https://chrome-stats.com/d/kwh)