Doc Align vs FastScanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Doc Align
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Key Features - Scan documents, notes, OA boards, blackboards, and photos - Import photos saved on your iPhone - Automatically detect document edges - Auto-correct distortion and straighten images - Extract text from images (OCR) - Share as JPEG or PDF - Share extracted text only What is Doc Align? Doc Align automatically corrects distortions and converts captured or imported images into clean, straight PDFs or JPEGs. It works like a scanner, and with OCR, you can extract text for work, study, or organization. Sharing is simple — send PDFs or images instantly. You can also import photos saved on your iPhone, making it easy to use anytime. Everything is done within the app for smart document management at your fingertips. Useful for - Preparing neat documents for submission - Saving whiteboard notes or board writings - Organizing business cards or receipts into PDFs - Extracting text from images for reuse
FastScanner
Transform your phone into a portable scanner. Quickly capture documents, notes, and IDs, then convert them to PDF, Markdown, JPG, or TXT. Features include OCR, smart filters, and privacy tools for secure document management.
- High-quality scans with auto-edge detection
- OCR text recognition
- ID and card scanning
- Privacy tools (encryption, watermarks)
- Smart file management
- Multiple export formats (PDF, TXT, JPG, Markdown)
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Fast Scanner— Your All-in-One Mobile Scanner Turn your phone into a portable scanner and document hub. Scan contracts, notes, receipts, IDs, or textbooks in seconds, and export them as PDF, Markdown, JPG, or TXT. Main features: - High-quality scans with auto-edge detection and smart filters. - OCR text recognition for printed and handwritten text in multiple languages. - ID and card scanning with 1:1 reproduction and instant printing. - Privacy tools: encryption, watermarks, and digital signatures. - Smart file management: folders, tags, and quick search. - Format conversion: PDF, Markdown, TXT, JPG. - Wireless printing support. Typical use cases: - Business: scan and share contracts, reports, and presentations. - Education: organize notes and create searchable digital study materials. - Everyday life: archive receipts, coupons, and personal documents. - Travel: keep offline copies of passports, tickets, and itineraries. Fast Scanner makes scanning faster, smarter, and safer.
Screenshots
Verdict
The clearest difference is in-app purchases: FastScanner at none against Doc Align's 1. FastScanner also leads on update cadence (every 2 weeks vs monthly). Doc Align's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Doc Align sells 1 one-off in-app purchase. FastScanner asks for nothing beyond the download.
Doc Align ships an update monthly, FastScanner every 2 weeks. The most recent releases landed on September 15, 2026 and July 3, 2026 respectively.
| Parameter | Doc Align | FastScanner |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 18 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Kazuhisa Kobayashi | 静 樊 |
In-app purchases
Doc Align
- Remove Ads$4.99
FastScanner
No in-app purchases









