# Science vs Learn PHP Tutorials

The clearest difference is update cadence: Learn PHP Tutorials at every 17 months against Science's every 44 months. Science's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Science costs $1.99 and Learn PHP Tutorials $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Science ships an update every 44 months, Learn PHP Tutorials every 17 months. The most recent releases landed on September 18, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Science | Learn PHP Tutorials |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/science-learn-physics/id1386722252/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 17 months** |
| Monetization | Paid | — |
| Size | 19 MB | 23 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Coskun CAKIR](https://appshunter.io/developer/482066275) | [Saqib Masood](https://appshunter.io/developer/1555852546) |

## What reviewers say

### Science

[App page](https://appshunter.io/ios/app/science-learn-physics/id1386722252)

Engage with physics concepts through interactive quizzes and flashcards. This app offers diagnostic and practice modes, detailed explanations, and offline access to study high school physics topics.

**Highlights:** Diagnostic and practice quiz modes, Detailed answer explanations, Flashcard learning, Offline access, Progress tracking, Covers 11 major physics subjects

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Learn PHP Tutorials

[App page](https://appshunter.io/ios/app/learn-php-tutorials/id6504603202)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Science free?

Science costs $1.99, with no in-app purchases.

### Is Learn PHP Tutorials free?

Learn PHP Tutorials costs $1.99, with no in-app purchases.

### Do Science or Learn PHP Tutorials have ads?

Neither Science nor Learn PHP Tutorials shows ads.

### Which is updated more often, Science or Learn PHP Tutorials?

Science ships an update every 44 months, and Learn PHP Tutorials every 17 months. Most recently, Science was updated on September 18, 2026 and Learn PHP Tutorials on August 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*