The Galloway program I'm doing last 17 weeks ... you input your current miles run per week, frequency you want to run and time goal at the start then it calculates your plan from there
Yes, it works well for beginners to intermediate runner's. Length of the plan depends on your starting experience, which coach you choose and what your goal is (completion vs specific time). Check out the link below for more info on all the coaches and their approach. Just start the setup in Connect and you'll see the options specific for your input.
