OpenGL ES Reference vs PHP Programming Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenGL ES Reference
This app provides offline access to detailed descriptions of all OpenGL ES commands and functions from the official Khronos Group website. It's designed to help developers easily reference graphics API information, even for beginners.
- Complete OpenGL ES 3.2 command descriptions
- Information from official Khronos Group website
- Offline access
- Systematic function listing
- Search bar and index
- Landscape mode support
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This application includes complete descriptions of all OpenGL ES commands and functions contained in the OpenGL ES 3.2 API and Shading Language Specifications. All the information is provided from the official Kronos Group Website. It helps to work easily. OpenGL ES is the industry's most widely used, supported and best documented 2D/3D graphics API. Purpose is very much clear from this document that developers need to refer functions, and obviously there are hundreds of functions, and it is really difficult to remember all of them. This application is developed to make things easy. Features: - Functions are listed in a very systematic manner. - All the information in this application is provided from the official Khronos Group website. So that it becomes easy to understand. - Search bar makes it easier to work with. - Search index list makes it easier to go through the sections. - Landscape mode is supported. - No Internet connection is needed. - OpenGL ES Notes for free! - It can also be used for beginners to learn the functions. - Information provided is used from the official website of Khronos Group. - No need to access internet for referring. Purpose is very much clear from this document that developers need to refer functions, and obviously there are hundreds of functions, and it is really difficult to remember all of them. OpenGL ES Reference application is developed to make things easy. OpenGL ES Reference is of course a non profit application. OpenGL ES Reference is free of cost. Purpose of this application is to provide knowledge about OpenGL ES for free. And also to make things easy. Because the content is online, this application gives the details offline.
PHP Programming Guide
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Master PHP from Zero to Advanced. Learn PHP programming with our comprehensive tutorial app. Perfect for beginners starting their backend development journey and professionals preparing for technical interviews. Available in 8 Languages: • English, French, German, Italian, Polish, Portuguese, Russian, and Spanish - study in your native language! What You'll Learn: • Basic syntax, variables, and data types • Control structures, loops, and functions • Arrays, strings, and form handling • Object-oriented programming concepts • Database integration with MySQL • File operations and error handling Complete Learning Experience: • 19 structured chapters from beginner to advanced • 120+ comprehensive lessons • Step-by-step tutorials with clear explanations • Real-world code examples and practical scenarios • Quick reference guide for daily coding • 150+ interactive quiz questions User-Friendly Features: • Offline learning - no internet required • Dark and light theme support • Clean, distraction-free interface Perfect for: • Complete beginners with no programming experience • Students learning PHP for backend development courses • Developers preparing for coding interviews • Anyone switching to PHP from other languages Start your PHP programming journey today - from basic syntax to advanced server-side application development!
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Verdict
The clearest difference is iOS requirement: OpenGL ES Reference at 8.1 against PHP Programming Guide's 17.0. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | OpenGL ES Reference | PHP Programming Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Saumya Lahera | ALG Software Lab |
In-app purchases
OpenGL ES Reference
No in-app purchases
PHP Programming Guide
No in-app purchases
Questions
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Is PHP Programming Guide free?
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