---
title: "AI Price Comparison for Shopping — NanoPrice – Chrome extension stats, history and permissions"
description: "88 users, rated 4.73 by 11 people. Version 0.1.8, updated 2026-08-07. Requests 4 permissions."
url: "https://extensiontracker.com/extension/bfjoifajfppojfnoejnikhmcdgecjifj"
---

# AI Price Comparison for Shopping — NanoPrice

Live in the Chrome Web Store.

- Users: 88
- Rating: 4.73 from 11 ratings
- Last checked: 2026-09-26 22:20 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #69,055 of 264,703 live extensions
- Rank in Shopping: #2,131 of 8,433

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Compare prices while you shop: product price checker, lowest price search and deal finder for any store. Free, no sign-up.

- Extension ID: `bfjoifajfppojfnoejnikhmcdgecjifj`
- Developer: [Cupcake Development](https://extensiontracker.com/developer/uc70e00eee1e79364222ebf12136b75d7)
- Category: [Lifestyle › Shopping](https://extensiontracker.com/category/lifestyle/shopping)
- First published: 2026-03-15
- Last updated: 2026-08-07
- Version: `0.1.8`
- Size: 110 KiB
- Minimum Chrome: 88
- Languages (15): Deutsch, English, Indonesia, Türkçe, español, français, italiano, polski, português (Brasil), русский, українська, हिन्दी, 中文（中国）, 日本語, 한국어
- Website: `cupcakedev.com`
- Support page: `https://github.com/cupcakedev/nanoprice-extension`
- Chrome Web Store: <https://chromewebstore.google.com/detail/ai-price-comparison-for-s/bfjoifajfppojfnoejnikhmcdgecjifj>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fbfjoifajfppojfnoejnikhmcdgecjifj>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-26 | 88 | 4.73 | 11 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `<all_urls>`: Every website

### Sites where it runs scripts

- `<all_urls>`: Every website
- `https://www.google.com/*`: www.google.com

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `sidePanel`: Show a side panel
- `tabs`: Read the addresses and titles of your tabs

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [AI Usage Tracker: Claude & Codex Limits](https://extensiontracker.com/extension/fckncgpkipbhlgmdfhpheonpojbooeep) | 2,000 | 4.57 | 28 | Developer Tools |
| [Coupon AI: Automatic Coupons, Promo Codes & Discount Finder](https://extensiontracker.com/extension/pnnmmhjmplnaccebnfhjehabolhangfk) | 664 | 5.00 | 8 | Shopping |
| [AI Assistant, Local & On-Device — NanoChat](https://extensiontracker.com/extension/blpleeefgeopjgdgjelpldcabhipkjbd) | 71 | 5.00 | 3 | Tools |
| [Color Picker & Font Inspector — StyleDrop](https://extensiontracker.com/extension/jaeleiecbaedgjbbpmalcjjkbpfoonpf) | 42 | 5.00 | 2 | Developer Tools |
| [SmartShopping Demo MV3](https://extensiontracker.com/extension/gfnfpkpokfdkimddnchjenpchliojlae) | 13 | – | – | Shopping |

All 6 extensions by [Cupcake Development](https://extensiontracker.com/developer/uc70e00eee1e79364222ebf12136b75d7).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-26 22:20 UTC; next check around 2026-10-07.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “AI Price Comparison for Shopping — NanoPrice” (bfjoifajfppojfnoejnikhmcdgecjifj). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/bfjoifajfppojfnoejnikhmcdgecjifj. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_bfjoifajfppojfnoejnikhmcdgecjifj,
  title   = {AI Price Comparison for Shopping — NanoPrice (bfjoifajfppojfnoejnikhmcdgecjifj)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/bfjoifajfppojfnoejnikhmcdgecjifj},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/bfjoifajfppojfnoejnikhmcdgecjifj>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.