# Monitor Your World vs Solubility Study

The clearest difference is price: Monitor Your World at Free against Solubility Study's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

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

Monitor Your World ships an update every 50 months, Solubility Study every 45 months. The most recent releases landed on October 16, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Monitor Your World | Solubility Study |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 45 months** |
| Size | 3 MB | 75 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Concord Consortium](https://appshunter.io/developer/890508659) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Monitor Your World

[App page](https://appshunter.io/ios/app/monitor-your-world/id1499542910)

**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 Monitor Your World free?

Monitor Your World is free to download, with no in-app purchases.

### Is Solubility Study free?

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

### Do Monitor Your World or Solubility Study have ads?

Neither Monitor Your World nor Solubility Study shows ads.

### Which is updated more often, Monitor Your World or Solubility Study?

Monitor Your World ships an update every 50 months, and Solubility Study every 45 months. Most recently, Monitor Your World was updated on October 16, 2026 and Solubility Study on October 27, 2026.

---

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