PSRayTracing vs Digi Scan App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PSRayTracing
This application provides a graphical interface for a ray tracing engine, designed to render images faster than reference code. It includes features like threading and render progress visualization, based on "Ray Tracing in One Weekend" books.
- GUI frontend for ray tracing
- Faster rendering than reference code
- Threading support
- Render progress visualization
- Toggle-able features
- Based on "Ray Tracing in One Weekend"
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This is a GUI frontend for the PSRayTracing implementation of the "Ray Tracing in One Weekend" books by Peter Shirley (and others). Which renders the images in the book faster than the reference code, but also offers other features (e.g. threading, render progress, toggle-able and more). The source code for this program, as well as a report auditing all of the changes/improvements, is freely available at: https://github.com/define-private-public/PSRayTracing
Digi Scan App
Capture, process, and transfer electronic document images from any device. This customizable solution centralizes users on a standardized business process platform, enabling efficient document management and integration with other services.
- Mobile capture and image processing
- System setup and authentication
- Scan-profile management
- Advanced document processing
- Secured document uploading
- User and project management
- Integration with other services
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1. WHAT IS DIGI-SCAN? - DIGI-SCAN provides a channel to capture, receive, and transfer electronic format images anytime, anywhere with any device. The solution centralizes users from different locations to work on a standardized business process platform. - DIGI-SCAN is a customizable solution built by DIGI-TEXX Vietnam helping reconstruct business processes with zero coding necessary. 2. KEY FEATURES - Mobile Capture and Image Processing: capture images using iOS devices, with automatic image processing features like de-skewing and blank page detection. - System setup and Authentication: set up authentication policies with options like password policies, 2FA, OTP, etc. - Scan-Profile Management: + Set up scan profiles in projects. + Role management within the admin panel, granting access permissions to company users. - Document Scanning and Importing: seamlessly scan documents using various methods (scanner machine, mobile phone) and import files from users' computers. - Advanced Document Processing: auto-separation of document sets, automatic detection of blank pages, and support for indexing and data extraction. - Document sets Editing: user-friendly tools for swift document set editing, including image rotation, deletion, and splitting. - Secured Document Uploading: ensure secure document uploading with encryption from the client computer to decryption on the data server. - User and Project Management: + Manage user profiles, allowing personal information editing and password changes. + Admin panel features for comprehensive project management, including creation, updates, deletion, and user assignments. - Multi-Page Scanning: scanning apps support multi-page scanning, allowing users to capture multiple pages of a document in a single scan session. This feature streamlines the scanning process for longer documents or multi-page. - Document Organization: scanning apps include features for organizing and managing scanned documents. Users can input metadata for documents or document sets. - Integration with Other Services: integration with other services and online platforms enables users to directly import scanned documents into data extraction systems, document management systems (DMS), or other web-based applications via API. 3. WHY DIGI-SCAN? - Fast setup and installment without involving IT’s resources and time - Seamless integration. Direct integration can be achieved with some development work - Flexible pricing (per license, actual transaction) and no volume restrictions - Scalability – No limits on user accounts - Works with any kind of scanner
Screenshots
Verdict
The clearest difference is review sentiment: PSRayTracing at 100% against Digi Scan App's 0%. PSRayTracing also leads on rating (5.0 vs 3.0). Digi Scan App's advantage is update cadence (every 2 months vs every 30 months) and iOS requirement (13.0 vs 17). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
PSRayTracing holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 100% of PSRayTracing's written reviews are positive against 0% of Digi Scan App's.
PSRayTracing ships an update every 30 months, Digi Scan App every 2 months. The most recent releases landed on September 23, 2026 and October 5, 2026 respectively.
| Parameter | PSRayTracing | Digi Scan App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 30 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17 | 13.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 60 MB |
| Age rating | 4+ | 17+ |
| Developer | Benjamin Summerton | DIGI-TEXX VIETNAM |
Customer experience
PSRayTracing
Digi Scan App
In-app purchases
PSRayTracing
No in-app purchases
Digi Scan App
No in-app purchases









