Tools
Cooling signalNo paid features detectedMedium-risk permissions
Selection Calculator - Highlight & Calculate icon

Selection Calculator - Highlight & Calculate

Highlight numbers on any website and calculate instantly with the smart Selection Calculator popup for Chrome.

Users90Current public install base
Rating--Store average score
Reviews0Public review volume
Manifest versionV3Extension platform version
7-day growth-7Net users gained this week
7-day growth rate-7.22%Relative weekly velocity
Preview

Selection Calculator - Highlight & Calculate Media preview

2 assets
Trend

User growth trend

Review user movement across collected snapshots.

User Growth Over Time

88919395982026年7月16日2026年7月19日2026年7月22日Latest: 90
Rating trend

7-day rating trend

View collected rating snapshots from the latest 7-day window to assess rating stability.

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 growthDeclining
-7-7.22%
30-day growthGrowing
+4+4.65%
Technical snapshot

Version, languages, and crawl freshness

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

Version1.0.1
ManifestV3
Size677KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

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

With Selection Calculator, you can highlight numbers on any website and instantly calculate them – no extra apps, no copy & paste.

Highlight & calculate – just select numbers, and the popup calculator appears immediately.

Stop wasting time switching devices or apps. With Selection Calculator, you don’t need to grab your smartphone or launch your OS calculator anymore. Forget about copy & paste for every single number — simply highlight the number on the page, and the calculator popup appears right where you need it. Fast, seamless, and always at your fingertips.

Benefits:

Fast & intuitive – no new tab, no switching tools.

Drag & drop – move the calculator anywhere on the page.

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

Store average score--Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average--Average computed only from synced review bodies below
Reviews with text0Synced review bodies
Total ratings / reviews0Chrome Web Store public rating/review count

Store average score: --. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5★
0
4★
0
3★
0
2★
0
1★
0
No synced review text is available yet.
Related products

Similar and related extensions

Review related products from the Chrome Web Store detail page.