# ChemistryEquations vs Pareeksha Prep

The clearest difference is update cadence: ChemistryEquations at every 3 weeks against Pareeksha Prep's every 4 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 Pareeksha Prep 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, Pareeksha Prep every 4 months. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ChemistryEquations | Pareeksha Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 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 |


### Pareeksha Prep

[App page](https://appshunter.io/ios/app/pareeksha-prep/id6739956344)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AK | $24.99 | one-time |
| Package - AS | $29.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - AU | $34.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BH | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BG | $49.99 | one-time |


## Frequently asked questions

### Is ChemistryEquations free?

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

### Is Pareeksha Prep free?

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

### Do ChemistryEquations or Pareeksha Prep have ads?

Neither ChemistryEquations nor Pareeksha Prep shows ads.

### Which is updated more often, ChemistryEquations or Pareeksha Prep?

ChemistryEquations ships an update every 3 weeks, and Pareeksha Prep every 4 months. Most recently, ChemistryEquations was updated on October 28, 2026 and Pareeksha Prep on October 30, 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.*