How big (or small) is the iNAP? Olivier Lauzeral September 07, 2022 14:57 Updated The iNAP is the size of your smartphone and twice the thickness. Related articles How much does iNAP cost? Can iNAP replace the CPAP that I currently use or tried using? iNAP Compatibility With Common Procedures and Conditions What are the components of iNAP One? Do I have to speak with a sleep physician that partners with iNAP?