# Keepa - Amazon Price Tracker - Chrome Extension Security Audit & Unpacked ZIP Download

> **CRX8 Security Inspection & Official Download Hub**  
> **Category**: E-Commerce & Global | **Version**: 4.8.0 | **Rating**: 4.8 / 5.0 (24800 ratings) | **Users**: 4,000,000+  
> **Safety Score**: 9.6 / 10 (极高 (全球数百万用户十余年无安全事故))  
> **Updated**: 2026年09月 | **Package Size**: 2.10 MiB  
> **Official Page**: https://crx8.com/ext/keepa-amazon-price-tracker

## Overview & Verified Verdict
Verified E-Commerce & Global extension. Security Score: 9.6/10, Rating: 4.8★ (24800 reviews).

## Permissions & Manifest Security Audit
- **Security Score**: 9.6 / 10
- **Auditor Verdict**: Low risk. Full compliance with Chrome Web Store MV3 guidelines.
- **Manifest Permissions**: [{"perm":"storage","desc":"保存降价监控提醒与图表缩放偏好","risk":"无风险"},{"perm":"amazon.* 域访问","desc":"在商品标题下方无缝嵌入交互式价格走势图","risk":"核心功能"}]

## Key Features & Highlights
- 在所有亚马逊商品详情页直接嵌入涵盖数年的价格历史走势折线图
- 细分展示 Amazon 官方自营、新货第三方、二手货及 Lightning Deals 闪购价格
- 支持设置心仪期望价，当商品降价至目标区间时自动发送桌面通知或邮件
- 一键对比全球不同亚马逊站点的实时价格与汇率折算

## Pros & Cons
### Pros
- 基础核心历史价格曲线完全免费，图表交互极其平滑且信息密度极高
- 服务器后台 24 小时自动巡检全网数亿商品价格，历史数据极为真实完整

### Cons
- 销售排行榜 (Sales Rank) 曲线等深度卖家进阶数据需开通 Keepa 月费订阅
- 图表线条和颜色维度较多，初次使用需要花 3 分钟熟悉图例

## Recommended Alternatives
- CamelCamelCamel (The Camelizer): 老牌免费工具，但图表更新实时度与界面美观度显著不及 Keepa

## Direct Download (Official Google Stream)
- **Native CRX Format (Official Source)**: [Download .crx](https://crx8.com/download/keepa-amazon-price-tracker.crx)
- **Unpacked ZIP Format (Load Unpacked)**: [Download .zip](https://crx8.com/download/keepa-amazon-price-tracker.zip)


## How to Install Unpacked Extension (.ZIP)
1. Download the `.zip` archive above and extract it to a local folder;
2. Open Chrome or Edge browser, navigate to `chrome://extensions`, and enable **Developer mode** in the top right;
3. Click **Load unpacked** in the top left, and select the extracted folder to run immediately.