Tertiary Scanner vs DocuScan
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Tertiary Scanner
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Scanner is a clean, fast, fully-offline document scanner. Point your camera at a page and it auto-detects the edges, corrects perspective, and crops for you โ A4, Letter, receipts, business cards, notes, or whiteboards. Scan multiple pages into one document, then enhance each page with filters: Auto, White Document, Black & White, Denoise, Brighten, Sharpen Text, and Receipt mode. Export as a single- or multi-page PDF or as high-quality JPGs, and save straight to Photos, Files, or iCloud Drive. Built-in OCR recognises the text on every page so you can copy it, export it, and search your whole library by content. Share to AirDrop, Mail, Messages, WhatsApp, or print โ all from the native iOS share sheet. Everything runs on-device: no account, no cloud, no tracking.
DocuScan
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AI Cam Scanner turns your iPhone into a fast, private document scanner. Snap a page, get a clean PDF โ no cloud, no accounts, no ads. โ Built for students and everyday life โ โข Scan homework, class notes, and worksheets โข Capture receipts, IDs, and warranty cards โข Save handwritten notebook pages with auto-cropping โข Share PDFs to email, AirDrop, or messaging in one tap โ What's inside โ SMART CAPTURE Apple's VisionKit scanner auto-detects page edges, corrects perspective, and lets you capture multiple pages in one session. ENHANCEMENTS Twelve filter modes โ Original, Lighten, Enhance, Magic Pro, No Watermark, No Shadow, No Handwriting, B&W, Eco, Grayscale, Color, and Art โ all rendered on-device with Core Image. EXTRACT TEXT Powered by Apple's Vision framework, OCR reads printed and handwritten text directly on your iPhone. Copy to clipboard or export as a .txt file. SIGN Draw your signature with a finger or Apple Pencil, then drag and resize it onto the page. The signature is composited into the JPEG and re-saved in place. PDF EXPORT A4-sized PDFs with proper centering, one tap from the share menu. Every page gets a subtle MKHG Lab signature in the bottom-right corner. ZOOM & REVIEW Pinch-to-zoom and pan on any fullscreen page; double-tap to reset. Reorder, rotate, or delete pages from the viewer. โ Privacy by design โ Everything happens on your device. There is no account, no upload, no analytics, no tracking SDK. The app only asks for camera and photo-library access when you scan or save. โ Customizable โ โข Pick the default filter (Auto / Magic Pro / B&W / โฆ) โข Set a capture timer (3 s / 5 s / 10 s) โข Toggle auto-enhance, HD capture, and auto-capture โข Choose VisionKit or a manual AVFoundation camera โข Light / Dark / Auto appearance โ Made by MKHG Lab โ Designed and built in Bangladesh. Feedback, bug reports, and feature requests are always welcome.
Screenshots
Verdict
The clearest difference is update cadence: Tertiary Scanner at every 5 weeks against DocuScan's every 3 months. DocuScan's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Tertiary Scanner ships an update every 5 weeks, DocuScan every 3 months. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.
| Parameter | Tertiary Scanner | DocuScan |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks โ better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 18.0 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 1 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Alfred Ang | Md Kamrul Hasan |
In-app purchases
Tertiary Scanner
No in-app purchases
DocuScan
No in-app purchases









