CGProto vs GLview Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CGProto
This app offers a node-based scripting editor for rapid prototyping and learning computer graphics. It provides a sandbox to easily write shaders and JavaScript for creating impressive CG effects.
- Node-based scripting editor
- Rapid prototyping
- Learn computer graphics
- Shader writing (GLSL, HLSL, Metal, Unity ShaderLab)
- JavaScript scripting
- Create CG effects
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CGProto is a node-based scripting editor aims to help developers rapidly prototype or learn computer graphics. It provides a sandbox that you could easily write shader(GLSL, HLSL, Metal or even Unity ShaderLab) and javascript to make impressive CG effects. Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GLview Pro
Explore detailed graphics hardware information, including OpenGL and Metal capabilities. This universal app provides comprehensive device insights and a renderer database, with an option to upgrade for ad-free experience and database contribution.
- Comprehensive device insights
- Detailed OpenGL capabilities
- Metal version and capabilities
- Extensive renderer database
- Interface testing for OpenGL
- Ad-free and tracking-free experience (Pro)
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Explore the graphics capabilities of your iPhone, iPad, and Mac with GLview Pro, the latest evolution of OpenGL Extensions Viewer, developed since 2005. Built with SwiftUI as a universal app, GLview Pro provides detailed information about your device, graphics APIs, and display capabilities in a clear, responsive interface. KEY FEATURES Device and Display Information View device and operating-system details, memory usage, display modes, refresh rates, and HDR properties such as minimum, maximum, and full-frame luminance when reported by the display. OpenGL Capabilities Inspect supported OpenGL contexts, extensions, limits, pixel formats, and implementation details. Metal Capabilities Explore Metal device information, supported features, and graphics capabilities. Renderer Database Browse an extensive cross-platform graphics database and learn more about renderers and extensions. Rendering Tests Run interactive rendering tests to examine graphics performance and implementation behavior. PRO FEATURES Ad-Free and Tracking-Free Enjoy a streamlined and private experience without advertising or tracking. Database Submission Contribute your device information to the GLview graphics database, built from decades of graphics research across multiple operating systems. Whether you are a developer, graphics enthusiast, or simply curious about your hardware, GLview Pro gives you a detailed view of your device's graphics capabilities.
Screenshots
Verdict
The clearest difference is update cadence: CGProto at weekly against GLview Pro's every 2 months. On price, rating, ratings volume and ads 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. CGProto sells 2 in-app purchases, starting at $1.49 per month and GLview Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for CGProto against 5.0 for GLview Pro. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
CGProto ships an update weekly, GLview Pro every 2 months. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.
| Parameter | CGProto | GLview Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | 雄龙 许 | Stephane Denis |
Customer experience
CGProto
GLview Pro
In-app purchases
CGProto
- Pro Monthly$1.491 Month
- Pro Yearly14 Days trial$9.991 Year
GLview Pro
- Pro version$1.99








