# Looposer

> Looposer lets you loop, transpose, and control the speed of any video in your browser. Perfect for learning songs, practicing instruments, or studying any video content.

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

## Overview

- **ID:** `looposer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Victor Raso
- **Category:** photos-music-videos,games-entertainment
- **Daily users:** 26
- **Weekly downloads:** 3
- **Version:** 1.0
- **Last updated:** 2026-02-27
- **First published:** 2026-02-24
- **Size:** 75 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/looposer/)

## Description

Looposer is a looper and transposer for browser videos. Set loop points to repeat any section of a video, transpose the pitch up or down by semitones, fine-tune the frequency, and control playback speed — all without leaving your tab.

<strong>Ideal for:</strong>
<ul><li>Musicians learning songs by ear</li><li>Instrument players who need to slow down and repeat sections</li><li>Language learners studying pronunciation and rhythm</li><li>Anyone who needs precise control over video playback</li></ul>
<strong>Features:</strong>
<ul><li>Loop any section of a video with precise timestamps</li><li>Transpose pitch up or down by up to 12 semitones</li><li>Fine-tune frequency between 400 Hz and 480 Hz</li><li>Adjust playback speed from 15% to 300%</li><li>Save multiple loops and settings per video — picks up right where you left off</li><li>Save your favorite videos to a playlist</li></ul>

## Rankings

- #21,885 — Overall
- #194 — study

## Permissions and access

### Permissions

- `activeTab`
- `tabs`
- `storage`
- `https://rutube.ru/*`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate 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).

## Similar extensions and apps

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- [YouTube Music Practice Looper](https://chrome-stats.com/d/youtube-music-practice-looper) — 16 users
- [Pitch Shift Pro](https://chrome-stats.com/d/pitch-shift-pro) — 90 users
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- [Étude — Loop & Slow Down YouTube for Practice](https://chrome-stats.com/d/etude)

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