# wordLab. vs DrPhos' Reaction Balancer

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

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

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

wordLab. ships an update every 5 days, DrPhos' Reaction Balancer every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | wordLab. | DrPhos' Reaction Balancer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/wordlab/id1584528104/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/drphos-reaction-balancer/id6474077005/reviews) |
| Number of ratings | 3 | 3 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 104 MB | 15 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cameron Ryan](https://appshunter.io/developer/1647641707) | [Monte L Helm](https://appshunter.io/developer/1715082616) |

## What reviewers say

### wordLab.

[App page](https://appshunter.io/ios/app/wordlab/id1584528104)

This AI-powered application helps users take notes and extract answers from large texts. It utilizes a language processor to find the most accurate excerpt answering user questions.

**Highlights:** AI-powered notetaking, Answer questions from large texts, Extract accurate text excerpts, Search within documents, AI language processor

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is wordLab. free?

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

### Is DrPhos' Reaction Balancer free?

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

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

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

### Do wordLab. or DrPhos' Reaction Balancer have ads?

wordLab. shows ads; DrPhos' Reaction Balancer does not.

### Which is updated more often, wordLab. or DrPhos' Reaction Balancer?

wordLab. ships an update every 5 days, and DrPhos' Reaction Balancer every 3 weeks. Most recently, wordLab. was updated on October 12, 2026 and DrPhos' Reaction Balancer on October 16, 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.*