# Aktiv Learning vs Central Valley VEL

The clearest difference is in-app purchases: Central Valley VEL at none against Aktiv Learning's 1. Central Valley VEL also leads on iOS requirement (11.0 vs 17.0). Aktiv Learning's advantage is ratings volume (185 vs 2). On price, rating, ads and device support there is nothing between them.

Both are free to download. Aktiv Learning sells 1 one-off in-app purchase. Central Valley VEL asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.1 for Aktiv Learning against 3.0 for Central Valley VEL. That said, the two scores are not equally well evidenced: Aktiv Learning has 185 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Aktiv Learning | Central Valley VEL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (185 ratings)](https://appshunter.io/ios/app/aktiv-learning/id1128486439/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/central-valley-vel/id6450464879/reviews) |
| Number of ratings | **185** | 2 |
| Positive reviews | 72.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 112 MB | 248 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Top Hat Monocle](https://appshunter.io/developer/411098284) | [California State University, Bakersfield](https://appshunter.io/developer/1326967140) |

## 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


### Central Valley VEL

[App page](https://appshunter.io/ios/app/central-valley-vel/id6450464879)

Explore the internal components of electric vehicle batteries and visualize complex molecular structures in augmented reality. Interact with 3D models to understand electron flow and chemical arrangements.

**Highlights:** Augmented reality visualization, Explore EV battery internals, Visualize electron flow, Manipulate molecular structures, Interactive 3D models

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aktiv Learning free?

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

### Is Central Valley VEL free?

Central Valley VEL is free to download, with no in-app purchases.

### Which has better reviews, Aktiv Learning or Central Valley VEL?

Aktiv Learning is rated higher. Aktiv Learning averages 3.1 out of 5 from 185 ratings, while Central Valley VEL averages 3.0 from 2 ratings.

### Do Aktiv Learning or Central Valley VEL have ads?

Neither Aktiv Learning nor Central Valley VEL 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.*