AirDiffuser vs PDF Rotator Expert

'AirDiffuser' is an application program that can select air ceiling diffuser in air conditioning facilities quickly, and easily. It is an easy operation only of the choice of the apparatus to be examined from the list, the input of the amount of the wind, and doing the calculation button the tap. It is possible to calculate to examine the velocity of the wind to select the size of apparatus and to examine the amount of the wind. Please use it for the reference when air ceiling diffuser is selected when the blueprint and the working drawing, etc. are made. It is possible to take an active part by various scenes like the site and meeting, etc. [Feature] - The size of apparatus can be easily selected only by inputting the amount of the wind and pushing the calculation button. - It corresponds to various apparatuses. (Round Diffuser,Square Diffuser,BL,CL,VHS,HS,OAG,EAG,Smoke Damper) - The aperture rate of default can be changed to an arbitrary aperture rate. - The velocity of the wind of default can be changed to an arbitrary velocity of the wind. - The velocity of the wind can be examined by fixing by an arbitrary size of apparatus. - The amount of the wind can be reversely calculated by fixing an arbitrary size of apparatus and the velocity of the wind. - When size L is selected, BL and CL round length and are computable. - This application is calculated by metric system. - Please see the support site in detail.

PDF Rotator Expert makes rotating PDF pages effortless — fast, private, and 100% offline. Whether you’re fixing the orientation of scanned documents, adjusting reports, or tidying up notes, this simple utility helps you get the job done in seconds — without uploading files or using the cloud. Key Features • Rotate PDFs by 90°, 180°, or 270° • Rotate all pages or select specific ones • Preview and save instantly • Share via AirDrop, Mail, or Files • Works entirely offline — your data stays on your device • Clean, lightweight, and intuitive interface • One-time purchase — no subscriptions, no ads Why Users Love It • Everything runs locally on your device • Works perfectly with PDFs from Files, Mail, and Safari downloads • Designed for speed, simplicity, and privacy Perfect For Students, teachers, business professionals, and anyone who works with PDF files daily. Rotate. Save. Share. All offline — all yours.