# DrPhos' Reaction Balancer vs Phluent

The clearest difference is price: Phluent at Free against DrPhos' Reaction Balancer's $0.99. Phluent also leads on rating (5.0 vs 3.7) and in-app purchases (none vs 11). On ratings volume, ads and device support there is nothing between them.

Phluent is free to download; DrPhos' Reaction Balancer costs $0.99 up front. DrPhos' Reaction Balancer sells 11 one-off in-app purchases. Phluent asks for nothing beyond the download.

Phluent holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

## The numbers

| Metric | DrPhos' Reaction Balancer | Phluent |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/drphos-reaction-balancer/id6474077005/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/phluent/id6761305341/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 15 MB | 40 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Monte L Helm](https://appshunter.io/developer/1715082616) | [Ellen Jones](https://appshunter.io/developer/1888786558) |

## What reviewers say

### DrPhos' Reaction Balancer

[App page](https://appshunter.io/ios/app/drphos-reaction-balancer/id6474077005)

Instantly balance chemical equations with this tool. It supports complex formulas and provides clear visual formatting, making it ideal for students learning stoichiometry and preparing for chemistry exams.

**Highlights:** Automatically balances chemical equations, Supports complex formulas with parentheses, Clear visual formatting with subscripts, Built-in learning support, Molar Mass Calculator, Stoichiometry Solver

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quadratic Equation Solver | $0.99 | one-time |
| Significant Figures Counter | $0.99 | one-time |
| Science Calculator | $0.99 | one-time |
| Molar Mass Calculator | $0.99 | one-time |
| General Chemistry Naming | $0.99 | one-time |
| Ionic Compound Builder | $0.99 | one-time |
| pH Calculator | $0.99 | one-time |
| Reaction Balancer | $0.99 | one-time |
| Stoichiometry | $0.99 | one-time |
| Solution Concentration | $0.99 | one-time |
| Kinetics | $0.99 | one-time |


### Phluent

[App page](https://appshunter.io/ios/app/phluent/id6761305341)

This educational app helps users build fluency in pharmacology through consistent, low-stakes practice. It focuses on repeated exposure to drug names, classes, and concepts to improve recognition and recall. Ideal for students and healthcare professionals seeking to reinforce their knowledge.

**Highlights:** Practice-based learning activities, Fluency-focused design with repetition, Progress tracking for engagement, Clear, distraction-free interface, Supports learning for students and professionals

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

**In-app purchases:** none


## Frequently asked questions

### Is DrPhos' Reaction Balancer free?

DrPhos' Reaction Balancer costs $0.99, and also offers in-app purchases.

### Is Phluent free?

Phluent is free to download, with no in-app purchases.

### Which has better reviews, DrPhos' Reaction Balancer or Phluent?

Phluent is rated higher. DrPhos' Reaction Balancer averages 3.7 out of 5 from 3 ratings, while Phluent averages 5.0 from 2 ratings.

### Do DrPhos' Reaction Balancer or Phluent have ads?

Neither DrPhos' Reaction Balancer nor Phluent shows ads.

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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.*