# Organic Reactions vs Interactive Equation Balancer

The clearest difference is iOS requirement: Interactive Equation Balancer at 14.4 against Organic Reactions's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Organic Reactions sells 2 one-off in-app purchases and Interactive Equation Balancer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Organic Reactions ships an update every 10 months, Interactive Equation Balancer every 13 months. The most recent releases landed on September 20, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Organic Reactions | Interactive Equation Balancer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (162 ratings)](https://appshunter.io/ios/app/organic-reactions/id1184085187/reviews)** | — |
| Number of ratings | **162** | — |
| Positive reviews | 68.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 1 MB |
| Requires iOS | 17.6 | **14.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Florent Breton](https://appshunter.io/developer/1184085186) | [Prelucent Limited](https://appshunter.io/developer/1558893493) |

## What reviewers say

### Organic Reactions

[App page](https://appshunter.io/ios/app/organic-reactions/id1184085187)

Access key functional group reactions and their mechanisms in organic chemistry. Quickly find links between reactants and products, including synthesis and protection reactions. Some advanced features and reaction lists require an additional purchase.

**Highlights:** Functional group reactions, Reaction mechanisms, Reactant-product links, Synthesis reactions, Protection reactions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month subscription | $0.99 | one-time |
| Full App | $4.99 | 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 Organic Reactions free?

Organic Reactions 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 Organic Reactions or Interactive Equation Balancer have ads?

Neither Organic Reactions nor Interactive Equation Balancer shows ads.

### Which is updated more often, Organic Reactions or Interactive Equation Balancer?

Organic Reactions ships an update every 10 months, and Interactive Equation Balancer every 13 months. Most recently, Organic Reactions was updated on September 20, 2026 and Interactive Equation Balancer on September 13, 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.*