Suminator
Tools
Select a region on the webpage to sum all numbers within it
Users
84
Rating
5.0
Reviews
1
7D Growth
-6|-6.67%
Signal pendingNo paid features detectedMedium-risk permissions
Web Calculator & Highlighter
Turns any webpage into a calculator: click numbers to sum, average & more. Highlight, draw & annotate pages. Syncs across tabs.
Users254Current public install base
Rating5.0Store average score
Reviews3Public review volume
Manifest versionV3Extension platform version
7-day growth--Net users gained this week
7-day growth rate--Relative weekly velocity
Preview
6 assetsWeb Calculator & Highlighter Media preview
Trend
User growth trend
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User Growth Over Time
Rating trend
7-day rating trend
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7-day rating change
Start
5.00
Latest
5.00
7-day rating change
--
2026年7月4日2026年7月4日
Growth overview
Daily, weekly, and monthly growth
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1-day growthNo data
----7-day growthNo data
----30-day growthGrowing
+62+32.3%Technical snapshot
Version, languages, and crawl freshness
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Version3.1
ManifestV3
Size47.01KiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview
Product summary
Review the store description, core capabilities, and common use cases.
Transform Your Browser into a Smart Calculator & Annotation Tool!
Web Calculator & Highlighter tool revolutionizes how you interact with numbers and information online. Stop juggling browser tabs and external apps—get instant calculations and powerful annotation directly on any webpage.
Features:
• Click numbers, rows, or columns for instant sums, averages, medians, and more.
• Built-in calculator for custom equations and advanced functions.
• Draw, annotate, or highlight text on webpages with emojis.
Reviews
Recent review snapshot
Inspect the latest comments and rating distribution.
Store average score5.0Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average5.0Average computed only from synced review bodies below
Reviews with text3Synced review bodies
Total ratings / reviews3Chrome Web Store public rating/review count
Store average score: 5.0. 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.
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super
Instant math on any page. The highlighter + quick sums save me tons of time no more copy-paste!
This has really helped me save a significant amount of time. I appreciate it!!