Crisp Scan vs PaperFlow
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Crisp Scan
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Crisp Scan is a document scanner that respects your time and your data. Scan receipts, contracts, IDs, business cards, and any paperwork with the iPhone or iPad you already carry. Crisp finds the page edges automatically, corrects the perspective, cleans up the image, and runs on-device OCR so every word becomes instantly searchable. Everything stays on your device. No account. No cloud upload. No tracking. No ads. No watermark ā ever. If your iPhone is offline, Crisp still works, because there's nothing it needs to phone home. One-time purchase. No subscription, no auto-renewing "free trial," no obvious feature held hostage behind a recurring charge. Buy Crisp Pro once and it's yours forever ā restorable across your Apple ID anytime. SCAN ⢠Auto edge detection + perspective correction ā Apple-quality scans ⢠Multi-page documents, add pages anytime, drag to reorder ⢠Use the camera or import existing photos FIND ANY WORD ⢠On-device OCR turns every scan into searchable text ⢠Search your whole library instantly ā by title and by contents ENHANCE EVERY PAGE ⢠Filters: Auto-enhance, Color, Grayscale, Black & White ⢠Rotate and fine-tune ā non-destructive, so your original is never lost ORGANIZED LIBRARY ⢠Custom folders, fast search, multi-page documents ⢠Up to three folders free; unlimited with Crisp Pro EXPORT ⢠Searchable PDF ā free, no paywall, no watermark ⢠Plain PDF or JPEG images ⢠Page sizes: Auto, A4, US Letter, Business Card, ID TRULY PRIVATE ⢠No account, no cloud, no tracking, no analytics, no third-party SDKs ⢠Optional iCloud sync uses YOUR private iCloud (off by default) CRISP PRO ($4.99, ONE-TIME) ⢠Unlimited custom folders ⢠Batch export multiple documents at once ⢠Password-protected PDFs ⢠Advanced filter controls ā brightness & contrast fine-tuning ⢠Alternate app icons NO NONSENSE ⢠No watermark Ā· No subscription Ā· No ads Ā· No data collected Ā· Works offline ⢠Restore Purchase actually works ā sandboxed and tested ⢠Made for the iPhone and iPad you already own Whether you're scanning a single receipt or organizing years of paperwork, Crisp is the scanner that gets out of your way.
PaperFlow
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Scan documents, create PDFs, edit pages, extract text, sign documents, and manage your files ā all without a monthly subscription. PaperFlow turns your iPhone into a fast, private document scanner and complete PDF toolkit. Everything runs on your device ā no account, no cloud upload, no ads. SCAN ⢠Scan any document, receipt, or whiteboard with your camera ⢠Automatic edge detection and perspective correction ⢠Multi-page scanning in one session ⢠Filters for crisp, print-ready results PDF TOOLS ⢠Turn scans or photos into PDF instantly ⢠Merge multiple PDFs into one ⢠Split a PDF into separate files ⢠Extract or reorder pages ⢠Compress large PDFs without losing readability ⢠Convert PDF pages back to images TEXT RECOGNITION (OCR) ⢠Make any scan searchable and selectable ⢠Copy text straight out of a scanned page ⢠Works entirely on-device, in multiple languages SIGN & ANNOTATE ⢠Add your signature to any PDF ⢠Highlight, draw, add text notes and stamps ⢠Add watermarks to protect your documents PRIVATE BY DESIGN Your documents never leave your iPhone. PaperFlow has no servers, no accounts, and doesn't read or transmit the content of your files. PRO ā ONE PURCHASE, YOURS FOR LIFE Unlock OCR, merge, split, compression, signatures, watermarks, and unlimited documents with a single one-time purchase. No subscription, ever. Free includes: scanning, basic editing, image-to-PDF, and sharing ā genuinely usable from day one. Questions or feedback? Reach us any time ā see Support in this listing.
Screenshots
Verdict
Crisp Scan and PaperFlow are too close to call on the numbers: across 5 compared parameters ā price, ads, in-app purchases and device support among them ā neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Crisp Scan sells 1 one-off in-app purchase and PaperFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Crisp Scan | PaperFlow |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | ā |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details ā not scored | ||
| Size | 1 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Vikram Joshi | Omer Faruk Durgut |
In-app purchases
Crisp Scan
- Crisp Pro$4.99
PaperFlow
- PaperFlow Pro Lifetime$9.99









