Comparison

PDF Scanner Converter Document vs MSurvey

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PDF Scanner Converter Document

Transform your smartphone into a versatile document scanner and editor. Easily scan, convert, and manage various file types, including images to PDF. Features include PDF editing, signing, printing, a math equation solver, real-time ruler, and QR code scanning.

Highlights
  • Document scanning with smart edge detection
  • Convert images and documents to PDF
  • Edit PDFs with annotations and signatures
  • Import/export various file formats
  • Math equation solver
  • Real-time distance measurement
  • QR code scanner
Features
Read full description

PDF Scanner transforms your smartphone into a powerful and convenient document scanner. Designed for professionals and everyday users alike, this intuitive scanner app allows you to scan, convert, edit, and manage documents with ease. Whether you need a reliable photo to PDF convert scanner or a full-featured PDF file editor, this app has you covered. DOCUMENT SCANNING Quickly scan paper documents, passports, ID cards, books, invoices, images, receipts, or notes. Smart edge detection and auto-enhancement ensure sharp and clear scans every time, making this document scanner ideal for both personal and professional use. ADD FILES - IMPORT & EXPORT Import existing documents from your device, email, or cloud storage. Supported file formats include: DOC, DOCX, TXT, RTF, HTML, EML, XLS, XLSX, PPT, PPTX, HEIC, BMP, and GIF. Organize files in folders for easy access. Export documents in PDF, TXT, Word, DOC, and Excel formats with a single tap. PDF EDITOR Edit PDF files and other documents directly within the app: add annotations, highlight text, insert or delete pages, rearrange content, and more. You can also add a signature to documents for quick approvals or formal use. PDF CONVERTER Seamlessly convert between file formats like PDF, TXT, and DOC. The app also supports image to PDF conversion - turn any photo into a high-quality PDF document, either by capturing it instantly or importing from your gallery. Ideal for archiving handwritten notes, forms, printed pages, and more, with customizable layouts and page order. SHARE DOCUMENTS Easily share scanned or imported documents with others via email, messengers, or cloud services. Whether you're sending reports, forms, or notes, sharing is fast and secure across all major platforms. PDF PRINTER Print scanned or edited documents directly from your phone using wireless printing. Supports AirPrint and other major printing protocols for seamless and efficient output. MATH EQUATIONS SOLVER Scan handwritten math equations and receive instant solutions, making it a powerful tool for students, educators, and anyone working with mathematics. RULER - REAL-TIME DISTANCE MEASUREMENT Use your device’s camera to measure distances accurately in real-time. Ideal for everyday tasks, room planning, and quick measurements on the go. QR CODE SCANNER Instantly scan and read QR codes for websites, contacts, Wi-Fi access, and more - directly within the app. MOBILE SCANNER CONVENIENCE Lightweight and easy to use, this mobile scanner is the perfect companion for anyone who needs fast and flexible document processing on the move. Whether you’re scanning a contract, editing a report, sharing a file, or converting a picture to PDF, this all-in-one tool simplifies your workflow. With PDF Scanner, managing documents is faster, smarter, and always in your pocket. Privacy Policy: https://docs.google.com/document/d/1_gVbgNuVoVfi2gxRDBvuaW7gkLIK-9NsJrO-oZyQO7M/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1FxDm0HfJjuZkjaneoZ65kSczOu8pYVPjQ3VZ2tpLHNw/edit?usp=sharing

About

MSurvey

Features
Read full description

Ứng dụng “MSurvey – Điều vẽ số” do Công ty Cổ phần Công nghệ, Dịch vụ Tài nguyên & Môi trường (CDTM) phát triển, với các chức năng dành cho các điều tra viên ngoại nghiệp trong lĩnh vực thông tin địa lý (GIS): - Thu thập và quản lý thông tin đối tượng địa lý ngoài thực địa phục vụ công tác biên tập, xây dựng và chỉnh lý bản đồ - Sử dụng ảnh bay chụp hoặc từ các nguồn dịch vụ Web Map Service khác để làm lớp nền phục vụ điều tra - Kết xuất dữ liệu với định dạng KMZ Ứng dụng “MSurvey – Điều vẽ số” cần sử dụng các quyền truy cập sau trên thiết bị của bạn: - Truy cập vị trí (Location):  Ứng dụng cần truy cập vị trí của bạn để lấy tọa độ của vùng đất, tuyến đường,... mà bạn đang thực hiện mô tả thông tin trên thực địa. Thông tin toạ độ lấy được chỉ sử dụng để tạo các đối tượng vẽ trên bản đồ. - Truy cập thư viện ảnh: Ứng dụng cần truy cập thư viện ảnh để bạn chọn các hình ảnh liên quan đến quá trình điều tra thực địa (ví dụ ảnh chụp trước đó), và tải lên máy chủ để phục vụ tổng hợp dữ liệu và lập báo cáo - Lưu ảnh vào thư viện ảnh trên máy: Ứng dụng cần quyền lưu ảnh vào thư viện để bạn có thể xem lại ảnh đã chụp hoặc chia sẻ khi cần. - Truy cập sử dụng máy ảnh (camera): Ứng dụng sử dụng camera để chụp ảnh đối tượng cần điều tra (ví dụ: cây trồng, nhà cửa trên khu đất,...)

Screenshots

PDF Scanner Converter Document4 screens
MSurvey3 screens

Verdict

The call

The clearest difference is in-app purchases: MSurvey at none against PDF Scanner Converter Document's 14. MSurvey also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.0). PDF Scanner Converter Document's advantage is update cadence (every 11 days vs every 6 weeks). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF Scanner Converter Document sells 13 in-app purchases, starting at $3.99 per 7 days. MSurvey asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Scanner Converter Document ships an update every 11 days, MSurvey every 6 weeks. The most recent releases landed on September 28, 2026 and June 2, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Scanner Converter Document versus MSurvey: the parameters behind the verdict, then further details
ParameterPDF Scanner Converter DocumentMSurvey
PriceFreeFree
Rating4.5 (77 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings77 — better—
Update frequencyEvery 11 days — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.014.0 — better
Further details — not scored
Size103 MB16 MB
Age rating9+4+
DeveloperTERALIX LTDC.ty CP Công nghệ, Dịch vụ Tài Nguyên và Môi trường (CDTM)

In-app purchases

13 purchases

PDF Scanner Converter Document

Subscriptions12
  • Subscribe weekly3 Days trial$3.997 Days
  • Subscribe monthly3 Days trial$4.991 Month
  • Subscribe monthly3 Days trial$6.991 Month
Show 9 more
  • Premium version3 Days trial$6.997 Days
  • Subscribe Monthly$6.991 Month
  • Subscribe monthly3 Days trial$7.991 Month
  • Premium Access3 Days trial$7.997 Days
  • PDF Year Subscription3 Days trial$29.991 Year
  • PDF Year Subscription$39.991 Year
  • Subscribe annually3 Days trial$39.991 Year
  • Best solution for everyone3 Days trial2 variants$39.991 Year
  • Best solution for everyone$39.991 Year
One-time1
  • PDF Scanner - Premium FOREVER$49.99
None

MSurvey

No in-app purchases

Questions

Is PDF Scanner Converter Document free?
PDF Scanner Converter Document is free to download, with in-app purchases available.
Is MSurvey free?
MSurvey is free to download, with no in-app purchases.
Do PDF Scanner Converter Document or MSurvey have ads?
PDF Scanner Converter Document shows ads; MSurvey does not.
Which is updated more often, PDF Scanner Converter Document or MSurvey?
PDF Scanner Converter Document ships an update every 11 days, and MSurvey every 6 weeks. Most recently, PDF Scanner Converter Document was updated on September 28, 2026 and MSurvey on June 2, 2026.

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