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3 out of 4 Spark™ Clear Aligners doctors agree that Spark's Approver software provides a better user experience because it is easier and faster to use than the leading aligner brand's software.* Spark Approver features include: ✅ 3D controls to customize case designs ✅ Request multiple case set-ups at submission for better treatment planning options that saves time ✅ Allows for full control of button and hook cutouts placement on labial and lingual tooth surfaces ✅ Upgrade treatment while approv