Based on the users' reviews, here are three cons and three pros of the "Go to 100" app: **Cons:** 1. "Painful to use, too many ads and not user-friendly" says a frustrated user. 2. "Goal setting is limited, can't set specific targets" states a disappointed reviewer. 3. "Customer support is non-existent, no response to my issues" reports an unhappy user. **Pros:** 1. "Helped me to stay motivated, daily reminders keep me on track" says a satisfied user. 2. "User interface is clean and intuitive, easy to navigate" praises a user. 3. "Community support is great, feel accountable with others tracking" states a happy reviewer. Note: The ratings and comments may change over time, and this conclusion is based on the review data available at the time of my knowledge cutoff.