City Holder Helper Firefox

City Holder Helper

By: KAPTOXA
Run City Holder in your browser, sort buildings by profitability.

Features & Capabilities

Extension features: ✔️ Launch City Holder in your browser! ✔️ Quiz hints ✔️ Combo hints ✔️ Sort buildings by: → Payback → Value to citizens → Alphabetical order → Payback (Horoscope)

✔️ Filters: hide constructed buildings and buildings with prestige. ✔️ Payback calculation right in the game.

✔️ Coin skins by Kaptoxa

User Growth & Download Statistics

Manifest V3 Add-on
By:
KAPTOXA
Daily users:
10
Rating:
5.00
(1)
Version:
1.4.1 Last updated: 2025-11-28
Version code:
6086393
Creation date:
2025-03-29
Risk:
High risk impact Moderate risk likelihood
Permissions:
Host permissions:
  • https://telegram.org/*
  • https://app.city-holder.com/*
  • https://web.telegram.org/k/@cityholderchat
  • https://web.telegram.org/a/#6307196365
Content scripts matches:
  • app.city-holder.com
  • web.telegram.org
Size:
10.19MB
Email:
su*****@kaptoxep.ru
URLs:
Website
Full description:
See detailed description
Source:
Firefox Add-ons Store
Data ingested on:
2026-06-15
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
KAPTOXA
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/city-holder-helper/
Email:
su*****@kaptoxep.ru
Website:
https://kaptoxep.ru

Permission Change History

2025-04-07: Version 1.3.1 → 1.3.2
Add Host permissions: https://web.telegram.org/k/@cityholderchat https://web.telegram.org/a/#6307196365

User Reviews

Просто бомба. Вернуло желание играть дальше
by Fi*****, 2025-04-13
View all user reviews ›

Is City Holder Helper Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

City Holder Helper requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Request access to the following domains: city-holder.com, telegram.org
  • High ****** *** ********* ** ******* *** ******* ******* ** ****** *** *** ******** ******
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

City Holder Helper is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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