Publisher

serg.ch

serg.ch publishes 3 live listings in the Chrome Web Store, with 12k users between them, as of our catalog pass of 2026-11-01.

Live listings: 3
Users between them: 12k
Trader status (EU): No trader declaration in the store.
In our catalog since: 2026-08-31
Website: due-date-calculator.online

The store shows its Established publisher badge on 2 of the listings below.

Its listings

Reopen closed tab Productivity · Tools · 1 permission · version 0.1.1 · updated 2024-01-14 10k users ★ 4.1
Date calculator Productivity · Workflow · 1 permission, 1 site pattern · version 0.1.1 · updated 2024-03-03 2k users ★ 4.7
Due date calculator Productivity · Tools · 1 permission, 1 site pattern · version 0.1.3 · updated 2024-12-14 34 users ★ 5.0

Figures come from the public Chrome Web Store, which our own crawler reads up to 2 times a day. We do not install or audit extensions and publish no contact details for their developers. Catalog pass of 2026-11-01.

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Where the data comes from: how the catalog is built