It was excellent in 2020–2021 for mass following and scraping, but Twitter’s anti-bot systems have evolved beyond its capabilities. You might get it to follow a few hundred accounts over a week using high-quality mobile proxies and fresh accounts, but the effort-to-result ratio is poor. For scheduling, use modern tools. For scraping, use the official API or a headless browser script.
A robust scraping tool that identifies targets based on keywords, hashtags, follower lists, or geo-location. Engagement Automation: twitterdub pro bot v1.447