# PrevYou — YouTube Thumbnail Previewer

> Preview your video thumbnail and title on YouTube home page or subscription feed.

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

## Overview

- **ID:** `prevyou`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Val
- **Category:** social-communication
- **Daily users:** 82
- **Weekly downloads:** 2
- **Rating:** 2.50 / 5 (4 ratings)
- **Version:** 1.8
- **Last updated:** 2026-08-29
- **First published:** 2021-09-01
- **Size:** 45 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/prevyou/)

## Description

**PrevYou — YouTube Thumbnail Previewer** is a handy Chrome extension designed for YouTubers to easily preview their upcoming video thumbnails and titles directly on the YouTube homepage or subscription feed. Instead of manually screenshotting and editing through external software, users can upload their thumbnail and title within the extension to instantly see how it stands among other videos.

Key features include random thumbnail placement to test effectiveness, a dark mode for user comfort, no login or credential requirements, and memory of your last input for convenience. This open-source tool was developed live by Benjamin Code and designed by BastiUI with contributions from a growing community. PrevYou aims to empower creators to optimize their video presentation and boost engagement effortlessly.

## Rankings

- #12,728 — Overall
- #39 — preview
- #96 — review
- #97 — subscriptions
- #110 — subscription

## Permissions and access

### Permissions

- `storage`
- `activeTab`
- `scripting`

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- This extension was recently updated in the past month. New updates 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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Source: [Chrome-Stats](https://chrome-stats.com/d/prevyou)