Key vs VoilàSense

Key-Tone-Decoder: Real-Time DTMF Signal Decoder Dual-tone multi-frequency (DTMF) signaling is a telecommunication system that facilitates communication between telephone equipment, other devices, and switching centers using voice-frequency tones over telephone lines. Key-Tone-Decoder leverages your iPhone's microphone to capture these DTMF signals, instantly decoding them and displaying the decoded numbers on your screen in real-time. Perfect for professionals and tech enthusiasts, Key-Tone-Decoder makes it easy to decode DTMF signals right from your device.

VoilàSense helps you understand your data by combining health, weather, and more into beautiful dashboards on iPhone and iPad. Combine Apple Health, weather, air quality, economics, moon phases, and CSV in the same chart to see how different signals move together. Start from editable templates or build from scratch. Overlay up to 8 series, compare incompatible scales with dual Y-axis, and use formulas, percentiles, thresholds, and annotations to create the view you actually want. - Connect health, weather, air quality, economics, moon phases, and CSV in one place - Line, bar, area, scatter, heatmap, and histogram charts - Compare up to 8 signals side by side, even at different scales - Start in seconds with templates, or build from scratch - Your dashboards follow you across devices - Your health data never leaves your device No account required. Sign in with Apple optional for cloud sync. No tracking, no ads. Free to start. Unlock more dashboards, chart types, longer history, formulas, and advanced tools with Plus or Pro. Terms of Use: https://www.voilasense.com/terms/ Privacy Policy: https://www.voilasense.com/privacy/