Smarter switch reminders Aligner Timer now looks at how long you actually wore each tray and adjusts your next switch date to match. Fall a little short and it gently nudges the date back instead of rushing you to the next tray. Evening heads-up A reminder the night before a switch, so you can plan softer meals. New tray hurting? If a fresh tray is too painful in its first week, you can step back to your previous tray for a few days and ease in, or hold and check with your orthodontist. Switch reminders pause until you're ready. Reminders that keep up Switch and wear reminders now stay in sync even if you only ever tap the widget, your Apple Watch, or the Live Activity. A smoother Home screen The wear ring and stats are faster and lighter. Aligner Timer is a tracking aid, not medical advice — always follow your orthodontist's or dentist's instructions.