How to Run Two LINE Accounts on One iPhone (No Jailbreak, 2026)
Want to log into more than one LINE account on the same iPhone — one for work, one for life, or several for your business? This guide compares the common methods, then shows you the no-jailbreak, no-computer way to install a second LINE in minutes.
Why run multiple LINE accounts?
- Work vs personal — keep clients and colleagues off your private account.
- Resellers & social commerce — manage several business accounts, never miss a message.
- Two regions — a local number and an overseas number on one phone.
Which method should you use?
| Method | Jailbreak | Stability | Verdict |
|---|---|---|---|
| Jailbreak install | Required | Medium | Voids warranty, risky |
| Fake "LINE2" apps | No | Crashes often | Untrusted, not advised |
| Signed install (this guide) | No | Stable | ★ Recommended |
The only method that is both jailbreak-free and stable is signing the official app and installing it as an independent clone.
Install a second LINE (step by step)
1. Get your device UDID. Open the install page and follow the prompt to grab and copy your UDID — no computer, no iTunes.
2. One-tap sign & install the new LINE. We instantly sign a LINE clone for your device; tap install and a new LINE appears on your home screen.
3. Trust the profile & sign in. Go to Settings → General → VPN & Device Management, trust the profile, open the new LINE and sign in.
FAQ
Q: Does it affect my original LINE? No, both run independently.
Q: Jailbreak needed? No, and it won't void your warranty.
Q: How many can I run? Unlimited (heavier on your device the more you run).
Q: What if it stops opening? Contact support for a free re-sign, done in minutes.