# CloudLabs pH vs Solubility Study

The clearest difference is price: CloudLabs pH at Free against Solubility Study's $1.99. CloudLabs pH also leads on iOS requirement (9.0 vs 12.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

CloudLabs pH is free to download; Solubility Study costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CloudLabs pH ships an update every 29 months, Solubility Study every 45 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CloudLabs pH | Solubility Study |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 29 months** | Every 45 months |
| Size | 87 MB | 75 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### CloudLabs pH

[App page](https://appshunter.io/ios/app/cloudlabs-ph-meter-titration/id1596370908)

**Features:** macOS Compatibility

**In-app purchases:** none


### Solubility Study

[App page](https://appshunter.io/ios/app/solubility-study-edutech-era/id1617442186)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CloudLabs pH free?

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

### Is Solubility Study free?

Solubility Study costs $1.99, with no in-app purchases.

### Do CloudLabs pH or Solubility Study have ads?

Neither CloudLabs pH nor Solubility Study shows ads.

### Which is updated more often, CloudLabs pH or Solubility Study?

CloudLabs pH ships an update every 29 months, and Solubility Study every 45 months. Most recently, CloudLabs pH was updated on October 7, 2026 and Solubility Study on October 6, 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.*