VueScan, Simple Scan, NAPS2, Microsoft Lens, vFlat, CopyFish, XSane, PDFill, WinScan2PDF, Open Note Scanner, Skanlite, SwingSane, Quick Scan, Scanned Image Extractor, Scanbot Document Scanner SDK, Mopria Scan, CloudScan, Softi Scan to PDF, Smart OCR, Scanner 2 PDF, Flegita, Open Note Scanner app are some alternatives to Scanitto Pro.