Periodex

Name: Periodex
Rating: 4.5 (46 reviews)
Author: Carlos Jeurissen

Elegant periodic table of elements

As of June 2026, Periodex has 5,000 users and a 4.50/5 rating from 46 reviews in the Education category.

Carlos Jeurissen Education★ Featured

Chrome Web Store ↗.crx

Users−37.5%

5.0K

5,000

Rating0%

4.50

46 reviews

Reviews0%

Version

7.7.0

Manifest V3

90-day change · In the last 90 days this extension lost 3.0K users.

History

3 snapshots

Tracking since Apr 5, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 5, 2026	8.0K	4.50	46	7.7.0
Apr 16, 2026	7.0K	4.50	46	7.7.0
Apr 22, 2026	4.0K	4.50	46	7.7.0
Now	5.0K	4.50	46	7.7.0

Permissions & access

Permissions: storagesidePanel
Host access: None declared

Screenshots

About

Periodex is a simple, responsive way to explore the periodic table of elements. We hope it provides a quick and enjoyable reference for students and enthusiasts. 

Periodex has just began. We plan to add more features and information. If there's a way that we can make it more valuable to you, please let us know!

To use Periodex, simply hover over an element to reveal addition information on the info panel on the right side. You can click on an element to lock the focus. Click again to unlock. You can toggle the info panel by clicking the info button on the top bar. 

Periodex is designed to be flexible. Grab a corner and adjust the size to fit your needs.