Spray apple slices with cooking spray and sprinkle generously with seasoning. Place slices in air fryer basket in one layer, working in batches, as needed.
Airfry at 350°F for 4 minutes. Carefully open fryer to check browning, and use tongs to flip and flatten. Airfry for another 4-6 minutes or to your desired crispiness. Remove chips with tongs and allow to cool and crisp before serving.
For dip, stir together yogurt and 1 Tablespoon seasoning. Add more seasoning to taste.