# Chemistry Master Periodic vs Interactive Equation Balancer

The clearest difference is ads: Interactive Equation Balancer at none against Chemistry Master Periodic's shown. Chemistry Master Periodic's advantage is update cadence (every 2 months vs every 13 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Chemistry Master Periodic sells 7 in-app purchases, starting at $3.99 per month and Interactive Equation Balancer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chemistry Master Periodic ships an update every 2 months, Interactive Equation Balancer every 13 months. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Chemistry Master Periodic | Interactive Equation Balancer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (52 ratings)](https://appshunter.io/ios/app/chemistry-master-periodic/id1496664834/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | 90.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 119 MB | 1 MB |
| Requires iOS | 15.5 | **14.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlo Terracciano](https://appshunter.io/developer/1159639539) | [Prelucent Limited](https://appshunter.io/developer/1558893493) |

## What reviewers say

### Chemistry Master Periodic

[App page](https://appshunter.io/ios/app/chemistry-master-periodic/id1496664834)

This app uses AI to help you master chemistry. It can solve exercises by taking a photo, balance reactions, and create study tools like flashcards and mind maps from your notes. Access interactive periodic and solubility tables, plus unlimited quizzes.

**Highlights:** AI-powered exercise resolution, Automatic chemical reaction balancing, Flashcard and mind map creation, Interactive periodic table, Unlimited quizzes, Detailed step-by-step explanations

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry · Monthly | $3.99 | per month |
| Chemistry · Monthly | $5.99 | per month |
| Chemistry · Annual | $8.99 | per year |
| Chemistry · Annual | $24.99 | per year |
| Chemistry · Annual | $24.99 | per year |
| Lifetime Subscription Chem | $29.99 | one-time |
| Periodic Table & Reactions | $99.99 | one-time |


### Interactive Equation Balancer

[App page](https://appshunter.io/ios/app/interactive-equation-balancer/id1573949401)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enable User Defined Equations | $1.99 | one-time |


## Frequently asked questions

### Is Chemistry Master Periodic free?

Chemistry Master Periodic is free to download, with in-app purchases available.

### Is Interactive Equation Balancer free?

Interactive Equation Balancer is free to download, with in-app purchases available.

### Do Chemistry Master Periodic or Interactive Equation Balancer have ads?

Chemistry Master Periodic shows ads; Interactive Equation Balancer does not.

### Which is updated more often, Chemistry Master Periodic or Interactive Equation Balancer?

Chemistry Master Periodic ships an update every 2 months, and Interactive Equation Balancer every 13 months. Most recently, Chemistry Master Periodic was updated on October 20, 2026 and Interactive Equation Balancer on October 17, 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.*