# CloudLabs Energy Sources vs PHP Programming Guide

The clearest difference is update cadence: PHP Programming Guide at every 2 months against CloudLabs Energy Sources's every 22 months. CloudLabs Energy Sources's advantage is iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CloudLabs Energy Sources ships an update every 22 months, PHP Programming Guide every 2 months. The most recent releases landed on September 27, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | CloudLabs Energy Sources | PHP Programming Guide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 2 months** |
| Size | 70 MB | 13 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### CloudLabs Energy Sources

[App page](https://appshunter.io/ios/app/cloudlabs-energy-sources/id1633712508)

**Features:** macOS Compatibility

**In-app purchases:** none


### PHP Programming Guide

[App page](https://appshunter.io/ios/app/php-programming-guide/id6748204544)

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

**In-app purchases:** none


## Frequently asked questions

### Is CloudLabs Energy Sources free?

CloudLabs Energy Sources is free to download, with no in-app purchases.

### Is PHP Programming Guide free?

PHP Programming Guide is free to download, with no in-app purchases.

### Do CloudLabs Energy Sources or PHP Programming Guide have ads?

Neither CloudLabs Energy Sources nor PHP Programming Guide shows ads.

### Which is updated more often, CloudLabs Energy Sources or PHP Programming Guide?

CloudLabs Energy Sources ships an update every 22 months, and PHP Programming Guide every 2 months. Most recently, CloudLabs Energy Sources was updated on September 27, 2026 and PHP Programming Guide on October 12, 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.*