What is the difference between yogurt and curd

• Difference in preparationCurd is made by simmering milk for about half an hour, then instead of adding active cultures just like preparing yogurt add something acidic ingredients (lemon juice, vinegar, or yoghurt) to curdle it and then strain off the liquid.
  
• Neither one melts when heatedBoth of them thickened with bacteria. Both have mild flavours that pair well with spices or fruits. You can use yogurt in cooking, but the curd won't melt when heated; it becomes runny instead.
  
• Usage in recipesMost yogurt is used as a versatile sauce for chicken, lamb, or pork dishes, even it is used as a marinade before grilling meat.
• Curd is also used in a variety of Indian dishes, including dahi puri, a snack that involves serving spiced potatoes in crispy shells along with chutneys and yoghurt.
  
• Substitute of yogurtYogurt is often used as a substitute for sour cream, mayonnaise, buttermilk, and cream in recipes because it has a similar texture and consistency to these dairy products.  
  
• Benefits of yogurt or curdWe all know lactic acid is found in curd, yogurt, it helps your body break down fat and protein, build muscle, and maintain healthy bones. It also kills harmful bacteria in your stomach a godsend when you're fighting off sickness.