Chronograph.io is described as 'Cloud synchronized stopwatches and timers' and is an website in the Backup & Sync category. There are four alternatives to Chronograph.io, not only websites but also apps for iPhone, Android, Apple Watch and iPad. The best alternative is MultiTimer, which is free. Other great sites and apps similar to Chronograph.io are Multi Timer (Freemium), Timer 7 (Paid) and @Timer (Free).
Multi Timer is a simple, reliable and most customizable timer & stopwatch application. It can run many timers at once or separately. Very useful in many situations, such as cooking, sports, games and etc. ?
Did you ever want to set a timer, but the thought of time required made you change your mind? Not anymore! Timer7 is the simplest, quickest and most elegant iPhone timer to date. Multiple timers for kitchen, gym, errands, break from work and more.