AlignScan vs PDF Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AlignScan
Easily transform document photos into clear, professional files. Features auto-detection, perspective correction, and image enhancement for polished JPG or PDF exports. Ideal for students, professionals, and everyday users needing quick document scanning.
- Auto document detection and crop
- Perspective correction
- Image enhancement
- A4-style page layout
- JPG and PDF export
- Privacy-friendly local processing
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AlignScan is a lightweight mobile app built for document scanning, OCR text extraction, and clean page formatting. Whether you’re submitting homework, organizing contracts and reports, extracting text from images, or saving receipts and paper records, AlignScan helps turn ordinary document photos into clear, polished files. Why choose AlignScan • Auto document detection and crop Detects the useful document area and removes distracting background • Perspective correction Fixes tilted, angled, or distorted page shots for a cleaner result • Image enhancement Reduces shadows, improves brightness, and makes text easier to read • OCR text extraction Extract text from document photos or imported images, then copy it or save it as a TXT file • A4-style page layout Centers and formats pages neatly for a more professional look • JPG and PDF export Export single images or combine pages into PDF files • Privacy-friendly local processing Core scan, OCR, and formatting steps are handled on device Great for • Students scanning homework, notes, and test papers • Professionals capturing contracts, reports, invoices, and meeting notes • Users extracting text from printed documents, forms, receipts, and images • Everyday users saving receipts, forms, certificates, and printed records • Mobile work scenarios where documents need to be scanned quickly • Multi-page files that need to be combined and archived How it works Take a photo or import an image Let AlignScan auto crop, correct, enhance, recognize text, and format it Preview and export as JPG or PDF, or copy extracted text when needed With AlignScan, your document photos look straighter, cleaner, and more professional. You can also extract useful text from images for easier copying, saving, and sharing. No subscription required. One-time purchase, lifetime access. Your scans stay private with on-device processing. AlignScan only accesses the camera, photos, and local storage when needed for scanning, importing, OCR recognition, and exporting files.
PDF Tools
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PDF Tools helps you organize sensitive documents faster with on-device PDF workflows built for privacy and efficiency. Merge, edit, split, compress, sign, and convert images to PDF on your iPhone without uploading files to a server. It is designed for real tasks such as combining contracts before sending, compressing reports for sharing, organizing study materials, or signing documents while away from a desk. The workflow stays focused, fast, and easy to understand. If you want a PDF tool that balances privacy, daily usefulness, and a clean native iOS experience, this app gives you practical document actions together with a built-in local library for follow-up access and export. Key features: - Merge multiple PDF files in your preferred order - Edit pages with reorder, delete, and split actions - Compress PDFs for easier sharing and storage - Add text watermarks for document ownership and archive control - Insert handwritten signatures for common approval and signing workflows - Convert multiple images into one PDF document - Manage processed files locally with preview, rename, delete, and export Best-fit use cases: - Office work: contracts, invoices, reports, and meeting materials - School work: lecture notes, handouts, assignments, and revision packs - Privacy-focused users: local processing for documents that should not leave the device Why it converts better: - Private by design with on-device processing - Covers a full document workflow instead of a single task - Reduces friction with focused actions and native iPhone interaction - Keeps processed files accessible in a local library for ongoing use Notes: - Premium benefits, pricing, and trial availability must match the actual StoreKit configuration - Future metadata updates should prioritize conversion and search term performance [Protocol Description] End User Software Usage Terms https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use https://www.sharezer.com/app/agreement/TermsofUse.html Privacy Policy https://www.sharezer.com/app/agreement/PrivacyPolicy.html
Screenshots
Verdict
The clearest difference is ads: AlignScan at none against PDF Tools's shown. AlignScan also leads on iOS requirement (13.0 vs 16.6). PDF Tools's advantage is update cadence (every 4 days vs fortnightly). On price, in-app purchases and device support 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. AlignScan sells 1 one-off in-app purchase and PDF Tools sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
AlignScan ships an update fortnightly, PDF Tools every 4 days. The most recent releases landed on September 15, 2026 and September 11, 2026 respectively.
| Parameter | AlignScan | PDF Tools |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 5 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | 智慧 吴 | 少泽 梁 |
In-app purchases
AlignScan
- AlignScan Full Version$0.99
PDF Tools
- One Month VIP7 Days trial$2.991 Month
- One-year membership$4.991 Year
- Permanent VIP$12.99









