# ChemistryEquations vs RANJAN CHEMISTRY CLASSES

The clearest difference is update cadence: ChemistryEquations at every 3 weeks against RANJAN CHEMISTRY CLASSES's every 11 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChemistryEquations sells 1 one-off in-app purchase and RANJAN CHEMISTRY CLASSES sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ChemistryEquations ships an update every 3 weeks, RANJAN CHEMISTRY CLASSES every 11 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ChemistryEquations | RANJAN CHEMISTRY CLASSES |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Size | 13 MB | 146 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robert J Sarvis Jr](https://appshunter.io/developer/1531648349) | [Online Learning](https://appshunter.io/developer/1790866777) |

## What reviewers say

### ChemistryEquations

[App page](https://appshunter.io/ios/app/chemistryequations/id6738890420)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Advanced Equations | $0.99 | one-time |


### RANJAN CHEMISTRY CLASSES

[App page](https://appshunter.io/ios/app/ranjan-chemistry-classes/id6741514608)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AS | $29.99 | one-time |
| Package - AW | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


## Frequently asked questions

### Is ChemistryEquations free?

ChemistryEquations is free to download, with in-app purchases available.

### Is RANJAN CHEMISTRY CLASSES free?

RANJAN CHEMISTRY CLASSES is free to download, with in-app purchases available.

### Do ChemistryEquations or RANJAN CHEMISTRY CLASSES have ads?

Neither ChemistryEquations nor RANJAN CHEMISTRY CLASSES shows ads.

### Which is updated more often, ChemistryEquations or RANJAN CHEMISTRY CLASSES?

ChemistryEquations ships an update every 3 weeks, and RANJAN CHEMISTRY CLASSES every 11 months. Most recently, ChemistryEquations was updated on October 3, 2026 and RANJAN CHEMISTRY CLASSES on October 9, 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.*