What is iScanner?
You're sitting in a coffee shop when someone asks for a copy of your receipt – no printer, no time, and your phone is the only tool you've got. iScanner - PDF Scanner App is a document scanner and PDF editor that turns your camera into a mobile office, converting physical pages into polished digital files in seconds.
Point your camera at a contract, a receipt, or a stack of notes, and the app straightens edges, removes shadows, and sharpens text automatically. The AI cleans up warped angles and blurry shots so you don't have to retake anything. Once scanned, you can export as PDF, JPG, DOC, XLS, PPT, or TXT, then organize everything in folders or sync it across devices through any browser. Need to sign a form or count items in a photo? The app handles that too, along with solving handwritten equations and measuring object dimensions directly from the scan.
The highlights:
- AI processing removes distortion, blur, and shadows without manual adjustment, so every scan looks camera-ready.
- OCR pulls text from files in over 20 languages, turning scanned pages into editable documents you can search and copy from.
- Specialized modes include an ID card scanner, a math solver, a QR reader, and an object counter for inventory tasks.
- Security options let you lock the app with Face ID, Touch ID, or a decoy password that opens a fake file library if someone forces access.
- Cross-platform sync keeps scanned files accessible from any device, and the built-in PDF editor lets you merge, split, sign, and watermark documents without leaving the app.
Scanning modes and practical use
The app breaks into six modes depending on what you're capturing. Document Scanner handles multi-page contracts and reports. ID-Card & Passport Scanner crops and enhances personal documents for visa applications or account verification. Math Scanner reads equations from homework or receipts and solves them step-by-step. QR Code Scanner logs codes for later use, Area Measurement calculates dimensions from photos, and Object Counter tallies identical items in bulk – useful for inventory checks or packing lists. You switch modes from the home screen, and each one adjusts the camera interface to match the task.
Other document scanner apps
Adobe Scan prioritizes high-resolution PDF conversion and integrates directly with Adobe Document Cloud for users already working in that ecosystem. Microsoft Lens optimizes scans for OneNote, Word, and PowerPoint, making it the natural choice if your workflow lives inside Microsoft 365. iScanner - PDF Scanner App sets itself apart with utility modes like the Math Scanner and Object Counter, which go beyond standard document capture into measurement and problem-solving tasks those alternatives don't address.
Built for remote workers, students, and anyone managing paperwork on the move, iScanner - PDF Scanner App covers most mobile document tasks in one install. The catch: advanced features sit behind in-app purchases ranging from $0.99 to $39.99, so the free tier limits how much you can process before hitting a paywall.
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