Max Tool by Klockky
Sessions and privacy for web.max.ru: multi-account switching, hide read receipts, hidden online, block ads and trackers, anti-delete, a DevTools traffic inspector, device spoofing and full theming.
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Extension Metadata
About this extension
Max Tool is an advanced toolkit for the MAX web client (web.max.ru): session management, privacy and interface customization. Everything runs locally - tokens and session data are never sent anywhere and are used only inside your browser.
Features:
• Accounts - save multiple sessions with name and avatar, switch between them in one click. Manual login by token.
• Token export - copy the current session token in one click.
• Privacy - "Hide read" (don't send read receipts), "Hidden online" (don't appear online), hide the typing indicator, block analytics, hide ads, mute the third-party AppTracer tracer, plus your own opcode-based blocks.
• Anti-delete - messages deleted by the other person stay visible for you (a removed message is slightly dimmed).
• WebSocket inspector - see which opcodes are sent to and received from the server; add any outgoing opcode to your blocks with one button. For a detailed breakdown there's a dedicated "MAX" tab in DevTools (F12): the full decoded JSON of every request, filters, flags for frames modified by the extension, and a view of the original.
• Device spoofing - change the device name, OS, User-Agent, screen size, timezone and Device ID sent on connect. Ready-made presets included.
• Appearance - set an accent color, app background, AMOLED black theme, your message color, font, text size and corner roundness, or write custom CSS. Changes apply instantly. Built-in color picker.
• Interface - Russian and English, theme selection (auto/light/dark).
The extension works only on web.max.ru and collects no data.
Developed by TeamKomet
Features:
• Accounts - save multiple sessions with name and avatar, switch between them in one click. Manual login by token.
• Token export - copy the current session token in one click.
• Privacy - "Hide read" (don't send read receipts), "Hidden online" (don't appear online), hide the typing indicator, block analytics, hide ads, mute the third-party AppTracer tracer, plus your own opcode-based blocks.
• Anti-delete - messages deleted by the other person stay visible for you (a removed message is slightly dimmed).
• WebSocket inspector - see which opcodes are sent to and received from the server; add any outgoing opcode to your blocks with one button. For a detailed breakdown there's a dedicated "MAX" tab in DevTools (F12): the full decoded JSON of every request, filters, flags for frames modified by the extension, and a view of the original.
• Device spoofing - change the device name, OS, User-Agent, screen size, timezone and Device ID sent on connect. Ready-made presets included.
• Appearance - set an accent color, app background, AMOLED black theme, your message color, font, text size and corner roundness, or write custom CSS. Changes apply instantly. Built-in color picker.
• Interface - Russian and English, theme selection (auto/light/dark).
The extension works only on web.max.ru and collects no data.
Developed by TeamKomet
Rated 5 by 1 reviewer
Permissions and data
Required permissions:
- Extend developer tools to access your data in open tabs
- Access your data for web.max.ru
Optional permissions:
- Access your data for web.max.ru
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 2.2
- Size
- 56.09 KB
- Last updated
- 7 days ago (Jun 25, 2026)
- Related Categories
- Version History
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