Alternatives to vFlat Scan
Phone scanner that flattens the curve when photographing book pages. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
vFlat Scan
Phone scanner that flattens the curve when photographing book pages.
Replacements
Listings that take over the same core job as vFlat Scan.
Adobe Scan
A free mobile scanner app from Adobe that turns paper documents into searchable PDFs with OCR.
Adobe Scan is free on Android and iOS with OCR and glare removal, but it lacks curved-page flattening and combining files needs paid Acrobat Pro.
Genius Scan
Mobile document scanner with fast edge detection and PDF export.
Genius Scan offers reliable edge detection with on-device scanning, but has no book-page flattening and OCR and cloud export need its paid tier.
Scanner Pro
iOS document scanner with OCR and workflow automation.
Scanner Pro adds workflows that automate naming and delivery after each scan, but it is iOS only and requires a subscription for OCR and workflows.
OpenScan
Scan paper documents into PDFs with an Android application.
OpenScan is free and open source under BSD-3-Clause, but it runs only on Android and has no curved-page flattening.
Open Note Scanner
Open-source Android scanner for notes and printed documents.
Open Note Scanner is fully open source with no account or cloud component, but it is Android only, rougher than commercial apps and lacks page flattening.
Also worth comparing
These listings name vFlat Scan as their own alternative, so the relationship runs both ways.
CamScanner
Document scanner app that turns phone photos into cleaned-up, searchable PDFs, with online PDF tools.
vFlat Scan adds curved-page flattening for photographing books and removes fingers from edges, but it is mobile only with a subscription for full features.
NAPS2
Simple document scanning to PDF with built-in OCR.
vFlat Scan is a mobile camera scanner that flattens curved book pages and removes fingers from edges, with the full feature set behind a subscription.
Similar software
Related functionality, not a direct replacement.
Tesseract OCR
The open-source OCR engine behind most free text recognition tools.
ABBYY FineReader PDF
Commercial OCR and PDF editor with very high recognition accuracy.