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CosLogin

Firefox-Based Multi-Account Browser

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Introduction

CosLogin is a Firefox-based fingerprint browser for managing multiple accounts through isolated browser profiles. It combines fingerprint configuration, proxy support, team collaboration, cloud synchronization, API access, and browser automation in one workspace.
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What is CosLogin?

CosLogin is a browser management platform designed for individuals and teams that operate multiple online accounts. Each profile runs in an independent environment with separate cookies, cache, local storage, browser data, fingerprint settings, and proxy configuration.

The platform can support workflows such as e-commerce management, social media marketing, advertising, affiliate marketing, market research, data collection, price monitoring, and other multi-account operations.

Key Features

Isolated Browser Profiles

Create isolated browser environments with separate cookies, storage, browsing data, and account sessions.

Custom Browser Fingerprints

Configure browser parameters, device characteristics, geolocation, and other fingerprint settings for each profile.

Individual Proxy Configuration

Assign HTTP, HTTPS, or SOCKS5 proxies to separate browser profiles and manage proxy details in bulk.

Multi-Account Management

Create, organize, import, transfer, and manage multiple browser profiles from one interface.

Team Collaboration

Add team members, assign permissions, share profiles, and manage environments without sharing credentials.

Automation and API

Use Local API, Selenium, Playwright, and Puppeteer to automate repetitive operations.

Pricing

CosLogin offers a free plan with 10 browser profiles, one team member, and up to 50 profile launches per day. The Base plan starts at $19 per month and includes expanded profile management, bulk tools, synchronization, profile sharing, and additional support. Custom plans are available for larger teams and specialized requirements.

Frequently Asked Questions

What is CosLogin used for?
CosLogin helps users manage multiple online accounts through isolated Firefox-based browser profiles.
Does CosLogin offer a free plan?
Yes. CosLogin provides a free plan with a limited number of profiles and daily launches.
Which proxy types does CosLogin support?
CosLogin supports HTTP, HTTPS, and SOCKS5 proxies for individual browser profiles.
Can I customize browser fingerprints?
Yes. Users can configure device, browser, operating system, geolocation, and other fingerprint parameters.
Does CosLogin support team collaboration?
Yes. Teams can share profiles, assign permissions, and manage environments without sharing account credentials.
Can I automate tasks in CosLogin?
Yes. CosLogin supports Local API, Selenium, Playwright, and Puppeteer integrations.

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