SwitchUp is an app that provides a second phone number in less than 3 minutes for iPhone users. It is designed with spam protection and privacy in mind. The app offers thousands of local phone numbers to choose from and allows you to own the second phone number instead of renting it. You can switch to a different number later if needed. The app offers best-in-class spam protection, unlimited calling and texting, customizable business hours, and Do Not Disturb mode. It also features automatic text reply, mark messages as read/unread, advanced caller ID, and custom voicemail.

SwitchUp is powered by RoboKiller, the leading spam call blocking app with over 11 million downloads, and is built by people who hate robocalls, spam texts, and respect your privacy. The app offers a PRO plan with additional features such as up to three additional lines with unlimited calls and texts, call recording, text templates, and advanced number search. SwitchUp is a paid service with a monthly or annual subscription, which can be managed in the iTunes & App Store account settings.

Overall, SwitchUp is a great option for those who need a second phone number for business or personal use and want to avoid spam and robocalls. The app has a simple and user-friendly interface and offers reliable and secure communication options.