123Tune for iOS

123Tune is a free iPhone application tailored for classic car enthusiasts, allowing them to wirelessly adjust ignition settings. This tool is specifically designed for the '123TUNE+' product line, enabling users to input advance and vacuum curves easily. The app’s intuitive interface allows for real-time monitoring of critical parameters such as engine speed, battery voltage, and distributor temperature. Additionally, GPS functionality can provide speed data, enhancing the user experience during adjustments.

The application offers precise control over ignition timing, allowing manual adjustments of up to 5 degrees in increments of 0.1 degrees. While the app does not retain adjustments after use, it serves as an effective means to determine the ideal ignition curve for various classic car models. Compatibility spans an extensive list of manufacturers, including Alfa, BMW, Ford, and Volkswagen, making it a versatile tool for classic car maintenance.