ERC Calculator

Support

Whatever the problem, get in touch. We stay with you until a refund result comes through.

Email

Open at any time. We reply within 24 hours.

support@erccodeunlocker.com

Live support

Chat directly with a person. Hours: Every day 8:00–22:00 (JST)

Messages sent outside these hours are answered from 8:00 the next morning.

In-app help

Tap "Code not working?" on the unlock code screen to check the cause and request a refund.

See how it works

Contact form

Including your model and serial number helps us answer faster.

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