Pennywise

Class Cost Calculator

As of June 2026, Pennywise has 4 users in the Productivity category.

Usersup 33.3 percent+33.3%
4
4
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.1.0
Manifest V3

History

3 snapshots

Tracking since Apr 23, 2026.

4.1631.8399999999999999Apr 23, 2026Jun 8, 2026
View as table
DateUsersRatingReviewsVersion
Apr 23, 202631.1.0
May 13, 202631.1.0
Jun 8, 202621.1.0
Now41.1.0

Permissions & access

Permissions
storagetabs
Host access
https://portalapi2.uwaterloo.ca/v2/calendar/*, https://calendar.google.com/calendar/ical/*, https://outlook.live.com/*

Screenshots

Pennywise screenshot 1Pennywise screenshot 2Pennywise screenshot 3Pennywise screenshot 4

About

This extension parses your calendar and breaks down your tuition fees into daily/monthly amounts based on today's classes. By understanding what each day at school is costing you, you're more likely to make the most out of your classes. It's a simple yet effective way to stay motivated and focused on your educational investment. Whether you're budgeting or just curious, this extension provides a clear, day-by-day breakdown of your tuition, making the abstract cost of education tangible and manageable.

All data is securely stored on your local chrome browser - the extension works offline, try it!

Share your receipts with friends to show how much today cost you :)

Technical

Version
1.1.0
Manifest
V3
Size
158KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
ipgddnpfogbeagiipkgeaeoaegncgbea
Developer ID
ucf7682c4965942bf9a799a8726d7eadc
Developer Email
[email protected]
Created
Dec 27, 2023
Last Updated (Store)
Dec 30, 2023
Last Scraped
Jun 8, 2026
Website
Support URL
Privacy Policy

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Data sourced from the Chrome Web Store · last verified Jun 8, 2026.