Samsung Calculator Secret Codes May 2026

What works on a Galaxy S24 Ultra may not work on a Galaxy A15. Samsung segments features between flagship and budget lines. If a code fails, your device likely doesn’t support that hardware diagnostic.

| Code to Type in Calculator | Function | | :--- | :--- | | (+220+ | Vibration Motor Test – The phone will vibrate at low, medium, and high intensity. | | (+221+ | Haptic Feedback Strength Test – Measures the force of the linear vibration motor. | samsung calculator secret codes

Once the specific input sequence is triggered, users may encounter one of several menus depending on the software version. What works on a Galaxy S24 Ultra may

Unlike standard USSD codes (like *#06# for an IMEI) that work in the dialer app, Samsung has embedded a secondary hidden interpreter inside its Calculator app. By typing specific mathematical formulas or decimal sequences into the calculator and tapping the "Equals" (=) button, you trigger hidden activities, hardware tests, and engineering modes that are otherwise inaccessible to the average user. | Code to Type in Calculator | Function

These codes are primarily used by Samsung service center technicians to diagnose hardware failures, reset specific components, or calibrate sensors after a repair. For power users and developers, they provide a fascinating backstage pass to the phone’s internal health.

Important Note: These codes work on most Samsung Galaxy devices running One UI (typically Android 10 and above). However, due to carrier restrictions (especially on Verizon, AT&T, or locked devices), some codes may be disabled for security reasons.