Support
Last updated: September 8, 2026
Lamp. is run by one person in Japan, so please allow a few days for a reply. Email us at makoto.develop@gmail.com.
What to include
- What happened, and which app or screen you were on.
- For billing questions: the Paddle order number from the receipt email you received when you paid.
- Your user ID below, if you are signed in.
Your user ID
This ID exists only while you are signed in with a Google account. Free use needs no account, so there is nothing to show.