Shopping
Stable signalUnknownLow-risk permissions
Product Joy Predictor icon

Product Joy Predictor

Shows the probability of liking an Amazon product.

Users4Current public install base
Rating--Store average score
Reviews0Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Product Joy Predictor Media preview

2 assets
Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

444442026年6月10日2026年6月13日2026年6月16日Latest: 4
Rating trend

30-day rating change

Track rating movement over time to see whether quality signals remain stable.

Not enough rating snapshots yet. More data will appear as new snapshots are collected.
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthFlat
00%
7-day growthFlat
00%
30-day growthFlat
00%
Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version0.3
ManifestV3
Size38.66KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

Review the store description, core capabilities, and common use cases.

Imagine you are stuck deciding between two Amazon products. You wonder, which one will I enjoy using more? Download this extension to learn the answer!

Using the Laplacian Succession Theorem, this extension shows the probability (using a percentage) of you having a good experience with the product.

Curious about the math? Watch this video to learn about Laplacian's Succession Theorem: https://www.youtube.com/watch?v=qBZKJNWFoH4.

This extension only works for amazon.ca and amazon.com.

Please email [email protected] if you have any questions or concerns.

Made by Amelia Kemp (amckemp on GitHub)

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

5★
0
4★
0
3★
0
2★
0
1★
0
Related products

Similar and related extensions

Review related products from the Chrome Web Store detail page.