GramoScanner vs OneScan
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
GramoScanner
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GramoScanner โ Scan, Organize & Secure Your Documents Transform your iPhone or iPad into a powerful document scanner with GramoScanner. Designed for ease and efficiency, GramoScanner helps you scan, store, and manage documents with just a few taps. Key Features: Fast Document Scanning: Quickly scan receipts, notes, contracts, and more using VisionKit for accurate document detection and edge cropping. Save as PDF: Convert scanned images into high-quality PDF files for sharing or archiving. Password Protection: Secure sensitive documents by setting a password for your PDFs. OCR Text Recognition: Extract text from scanned images with built-in OCR, making your documents searchable and editable. QR & Barcode Scanner: Scan QR codes or barcodes to instantly retrieve links, text, or other information. Organize & Share: Keep all your documents in one place and share PDFs or images with colleagues, friends, or cloud services. Why GramoScanner? GramoScanner is perfect for professionals, students, and anyone who needs to manage documents on the go. With intuitive design, secure features, and advanced scanning capabilities, GramoScanner makes document management faster, smarter, and more convenient than ever. Privacy: All scans and OCR processing happen on your device. Your documents remain private and secure.
OneScan
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OneScan turns your iPhone into the simplest, most private document scanner. Snap a photo of any page โ receipt, contract, form, or note โ and OneScan automatically finds the edges, straightens the perspective, and saves a crisp, professional PDF. No subscription. No watermark. No ads. No account. Everything runs on your device, so your documents never leave your iPhone. WHAT YOU GET โข Smart edge detection โ finds the page and fixes the angle for you โข Multi-page PDF โ combine pages into one clean A4 document โข Import from Photos โ turn pictures you already took into sharp scans โข 100% on-device โ no cloud, no uploads, complete privacy โข Export & share โ send PDFs anywhere in a tap FAIR & SIMPLE Try it free. Unlock unlimited scanning with a single one-time purchase โ no subscription, ever. Buy it once, keep it forever. OneScan โ snap a page, get a PDF. That simple.
Screenshots
Verdict
The clearest difference is in-app purchases: GramoScanner at none against OneScan's 1. OneScan's advantage is update cadence (every 5 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. OneScan sells 1 one-off in-app purchase. GramoScanner asks for nothing beyond the download.
GramoScanner ships an update every 10 days, OneScan every 5 days. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.
| Parameter | GramoScanner | OneScan |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | Every 5 days โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 16.6 | 16.0 โ better |
| Further details โ not scored | ||
| Size | 48 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Naina Technology Solutions | Yufei Zhihui (beijing) Technology Co., Ltd. |
In-app purchases
GramoScanner
No in-app purchases
OneScan
- OneScan Unlimited$24.99









