Online Tone Generator
DTMF Dial Tones
What Are DTMF Tones?
DTMF (Dual-Tone Multi-Frequency) tones are the sounds you hear when pressing buttons on a telephone keypad. Each button produces a unique combination of two specific frequencies that telephone systems interpret as numbers or commands. Our free online DTMF generator recreates these exact tones with perfect accuracy.
| 1209Hz | 1336Hz | 1477Hz | 1633Hz | |
| 697Hz | ||||
| 770Hz | ||||
| 852Hz | ||||
| 941Hz |