# DrPhos' Ionic Compounds vs ChemiNamer

The clearest difference is in-app purchases: ChemiNamer at none against DrPhos' Ionic Compounds's 11. ChemiNamer also leads on iOS requirement (13.4 vs 17.0). DrPhos' Ionic Compounds's advantage is price ($0.99 vs $1.99). On update cadence, ads and device support there is nothing between them.

DrPhos' Ionic Compounds costs $0.99 and ChemiNamer $1.99 up front. DrPhos' Ionic Compounds sells 11 one-off in-app purchases. ChemiNamer asks for nothing beyond the download.

DrPhos' Ionic Compounds ships an update every 3 weeks, ChemiNamer every 4 weeks. The most recent releases landed on June 2, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | DrPhos' Ionic Compounds | ChemiNamer |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/drphos-ionic-compounds/id6473097401/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Paid | — |
| Size | 15 MB | 20 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Monte L Helm](https://appshunter.io/developer/1715082616) | [Jamie Coleman](https://appshunter.io/developer/1711849262) |

## What reviewers say

### DrPhos' Ionic Compounds

[App page](https://appshunter.io/ios/app/drphos-ionic-compounds/id6473097401)

This app helps students learn and practice forming correct chemical formulas for ionic compounds. It supports a wide range of ions, including polyatomic ones, and dynamically generates formulas with proper subscripts and parentheses. It's designed to reinforce naming rules and charge balancing through an interactive interface.

**Highlights:** Extensive cation and anion list, Support for polyatomic ions, Real-time formula generation, Subscript and parenthesis formatting, Reinforces naming rules, Charge balancing practice

**Features:** macOS Compatibility

**In-app purchases (11)**

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


### ChemiNamer

[App page](https://appshunter.io/ios/app/cheminamer/id6478984904)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DrPhos' Ionic Compounds free?

DrPhos' Ionic Compounds costs $0.99, and also offers in-app purchases.

### Is ChemiNamer free?

ChemiNamer costs $1.99, with no in-app purchases.

### Do DrPhos' Ionic Compounds or ChemiNamer have ads?

Neither DrPhos' Ionic Compounds nor ChemiNamer shows ads.

### Which is updated more often, DrPhos' Ionic Compounds or ChemiNamer?

DrPhos' Ionic Compounds ships an update every 3 weeks, and ChemiNamer every 4 weeks. Most recently, DrPhos' Ionic Compounds was updated on June 2, 2026 and ChemiNamer on September 10, 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.*