# Aktiv Learning vs DrPhos' Ionic Compounds

The clearest difference is price: Aktiv Learning at Free against DrPhos' Ionic Compounds's $0.99. Aktiv Learning also leads on ratings volume (184 vs 8) and iOS requirement (15.1 vs 17.0). DrPhos' Ionic Compounds's advantage is rating (4.9 vs 3.2) and review sentiment (100% vs 73%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Aktiv Learning is free to download; DrPhos' Ionic Compounds costs $0.99 up front. Aktiv Learning sells 1 one-off in-app purchase and DrPhos' Ionic Compounds sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

DrPhos' Ionic Compounds holds the better App Store score, 4.9 against 3.2. That said, the two scores are not equally well evidenced: Aktiv Learning has 184 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 73% of Aktiv Learning's written reviews are positive against 100% of DrPhos' Ionic Compounds's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 22, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Aktiv Learning | DrPhos' Ionic Compounds |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.2 (184 ratings)](https://appshunter.io/ios/app/aktiv-learning/id1128486439/reviews) | **[4.9 (8 ratings)](https://appshunter.io/ios/app/drphos-ionic-compounds/id6473097401/reviews)** |
| Number of ratings | **184** | 8 |
| Positive reviews | 72.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 92 MB | 15 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Top Hat Monocle](https://appshunter.io/developer/411098284) | [Monte L Helm](https://appshunter.io/developer/1715082616) |

## What reviewers say

### Aktiv Learning

[App page](https://appshunter.io/ios/app/aktiv-learning/id1128486439)

This platform offers dynamic problems and interactive tools for college-level chemistry and math. It helps students visualize abstract STEM concepts and provides instructors with real-time insights into class understanding. Features include a mobile-friendly Lewis structure drawing tool and over 250 practice questions.

**Highlights:** Interactive Lewis structure drawing tool, Dynamic STEM problems, Real-time class results, Over 250 built-in practice questions, Create in-class or homework assignments, Isoform recognition for answers

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chem101 Course Activation | $29.99 | one-time |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 📱 Works seamlessly on both mobile and desktop
- 💡 Interactive problem-solving tools (Lewis structures, dimensional analysis)
- 🎯 Multiple attempts per question reduce fear of failure
- 📚 Detailed explanations and step-by-step solutions

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing
- ⏱️ Extremely slow loading times
- 🔐 Login and authentication issues
- 📱 Drag-and-drop functionality malfunctions on iPad
- ❌ Confusing and unclear question directions

**Reported bugs**

- Pop-up warnings flicker and disappear too quickly
- Drag-and-drop fails 70% of the time on iOS
- App crashes on specific problems with no recovery
- Login errors and password reset failures
- Users locked out of questions permanently

**Requested features**

- In-app notification system for assignment reminders
- Ability to sign up for courses on mobile app
- Split-screen functionality on iPad
- Zoom capability for periodic table
- Reset button for Lewis structure questions


### 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 |


## Frequently asked questions

### Is Aktiv Learning free?

Aktiv Learning is free to download, with in-app purchases available.

### Is DrPhos' Ionic Compounds free?

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

### Which has better reviews, Aktiv Learning or DrPhos' Ionic Compounds?

DrPhos' Ionic Compounds is rated higher. Aktiv Learning averages 3.2 out of 5 from 184 ratings, while DrPhos' Ionic Compounds averages 4.9 from 8 ratings.

### Do Aktiv Learning or DrPhos' Ionic Compounds have ads?

Neither Aktiv Learning nor DrPhos' Ionic Compounds shows ads.

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

Aktiv Learning ships an update every 3 weeks, and DrPhos' Ionic Compounds every 3 weeks. Most recently, Aktiv Learning was updated on September 22, 2026 and DrPhos' Ionic Compounds on June 2, 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.*