Terms of Use
Last updated: September 26, 2026
These terms are an agreement between you and Diem ("Diem", "we"). By using the Diem app you agree to them.
Using Diem
- Diem is a puzzle game for entertainment. It does not claim to improve memory, intelligence or health.
- You may use the app for your own personal, non-commercial play.
- Please do not copy, sell or reverse-engineer the app or its puzzles, or use it in a way that harms others.
Your account
Signing in is optional. If you sign in, keep your sign-in method safe; you are responsible for activity on your account. You can delete your account at any time in Settings › Delete account.
Content and credits
The puzzles, drawings and sounds are ours or used with permission. Word lists are credited in the app under Settings › About & legal › Credits, and on our Credits page.
No warranty
The app is provided "as is". We work hard to keep it running and your progress safe, but we cannot promise it will always be available or work without errors.
Changes and contact
We may update these terms; the date above shows the latest version. Questions: hello@playdiem.app.