Line
Utilize FlashID's antidetect technology to securely manage multiple Line accounts—mitigating cross-account detection and bans while enhancing your communication and marketing capabilities.
Multiple Line Accounts
Discover a straightforward way to securely manage multiple Line identities, allowing you to create and scale numerous Line accounts without detection risks.

Line is a leading messaging platform that connects millions of users globally. Offering features for personal conversations, business communication, and community interaction, Line allows users to share messages, stickers, photos, and videos while providing businesses with tools to engage their audience through targeted campaigns.
Increase account reach and engagement.
FlashID allows you to open multiple Line windows, each with a unique fingerprint identity. This enables the management of several Line accounts simultaneously, effectively enhancing your brand’s reach and interaction without triggering Line's cross-account detection systems.
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Streamlined automation
Utilize FlashID's RPA automation tools to manage repetitive Line tasks like message sending, comment handling, and user interaction. By establishing tailored workflows, operational efficiency can significantly improve while maintaining authentic activity patterns.
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Secure Multi-account Management
FlashID's sophisticated fingerprint technology ensures that you can manage multiple Line accounts securely in one application. Each account operates in an isolated environment with distinct fingerprints and IPs, eliminating the risks of cross-account detection and allowing you to focus on expanding your communication efforts without security concerns.
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Prevent Line Account Association & Bans
FlashID provides each Line account with an exclusive antidetect-isolated environment. With independent device fingerprints and custom proxy IPs, it perfectly mimics authentic multi-device usage, prevents cross-account detection, and eliminates the risk of account restrictions or bans.

Common related content QA
Can FlashID manage multiple Line accounts?
Do unique credentials need to be used for multi-opening Line via FlashID?
How to switch between multiple Line accounts?
2. FlashID switch: Each account operates in its isolated environment—simply click between windows to instantly switch accounts without leaving connection footprints or logging out, significantly reducing detection risks.
Will multi-opening Line via FlashID lead to account restrictions?
What should be noted when multi-opening Line via FlashID?
2. Unique identifiers: Use distinct email addresses, phone numbers, and avoid cross-referencing accounts.
3. Natural activity patterns: Avoid identical posting schedules or content across accounts.
4. Gradual account warming: New accounts should start with minimal activity and gradually increase over 2-3 weeks.
5. Avoid automation: While FlashID supports automation, maintain human-like patterns and avoid excessive actions in short time frames.
How to recover a temporarily locked Line account?
2. Security checks: Complete any necessary security verifications including email confirmation or SMS codes.
3. Appeal process: If standard recovery does not work, use Line's appeal form to explain your situation.
4. Prevention with FlashID: Utilizing FlashID's isolated environments significantly reduces the risk of temporary locks by preventing suspicious login patterns that trigger Line's security systems.
What's the difference between Line account deactivation and deletion?
2. Deletion: Permanently removes all your data after a 30-day grace period (during which you can cancel the deletion). After this period, you cannot recover any content, and you would need to create a brand-new account to return to Line.
How much storage space do Line free users have?
What's the difference between FlashID and regular browsers for multi-opening Line?
FlashID creates entirely isolated environments for each account: unique browser fingerprints, dedicated IP addresses, and separate cookies/cache data. This effectively simulates different physical devices accessing Line independently, greatly reducing association risks and safeguarding your accounts from cross-detection.
Can Line track multiple accounts on the same device?
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Thanks to our fingerprint technology, you no longer need to worry about your account being at risk, you just need to focus on your business.







Client Success Stories Trusted Worldwide
Social Media Manager, Digital Marketing Agency
Head of Communication, Brand Agency
Marketing Leader, E-commerce Firm