# Visual Math 4D vs Starlight®

The clearest difference is in-app purchases: Starlight® at none against Visual Math 4D's 3. Starlight® also leads on update cadence (every 9 days vs every 3 months) and chart position (#142 vs unranked). Visual Math 4D's advantage is price ($1.99 vs $2.99) and iOS requirement (10.0 vs 16). On rating, review sentiment, ads and device support there is nothing between them.

Visual Math 4D costs $1.99 and Starlight® $2.99 up front. Visual Math 4D sells 3 one-off in-app purchases. Starlight® asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Visual Math 4D against 4.7 for Starlight®. Both are backed by a comparable volume of ratings — 873 and 3.1K respectively. Written reviews are what separate them: 76% of Visual Math 4D's written reviews are positive against 81% of Starlight®'s.

Visual Math 4D ships an update every 3 months, Starlight® every 9 days. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Visual Math 4D | Starlight® |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | [4.6 (873 ratings)](https://appshunter.io/ios/app/visual-math-4d/id657441399/reviews) | **[4.7 (3.1K ratings)](https://appshunter.io/ios/app/starlight-explore-the-stars/id762002305/reviews)** |
| Number of ratings | 873 | **3.1K** |
| Positive reviews | 76.1% of reviews | **80.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#142** |
| Size | 112 MB | 39 MB |
| Requires iOS | **10.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ronny Weidemann](https://appshunter.io/developer/657441402) | [ION6, LLC](https://appshunter.io/developer/1489492451) |

## What reviewers say

### Visual Math 4D

[App page](https://appshunter.io/ios/app/visual-math-4d/id657441399)

Visualize and solve complex mathematical equations in 2D and 3D. Supports various equation types, vector fields, and animated variables. Ideal for students and engineers needing a powerful graphical calculator.

**Highlights:** Visualize 2D and 3D equations, Plot and animate vector fields, Support for polar, spherical, and parametric equations, Complex function plotting, Animate variables, Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Cappuccino | $1.99 | one-time |
| Sandwich | $4.99 | one-time |

**What reviewers like**

- 🚀 Beautiful renderings
- 👍 Useful app
- 👍 Wonderful graphs and graphics
- 👍 Superior modeling tool
- 👍 Nice and easy to visualize

**What reviewers complain about**

- 🐛 App crashes and lost data
- 🐛 Unable to plot complex functions
- 🐛 Incorrect graph plotting
- 🐛 Scaling and range issues
- 🐛 Misleading app screenshots

**Reported bugs**

- App crashes on opening
- Incorrect graph plotting of planes
- Scaling issues with 2D vector fields
- Calculator not functioning

**Requested features**

- Save button/menu to save equations
- Complex function plotting
- Slope field option for differential equations
- Unit vector scaling for 2D vector fields
- Undo button


### Starlight®

[App page](https://appshunter.io/ios/app/starlight-explore-the-stars/id762002305)

**Currently charting:** #142 Top Paid · Education (US App Store)

Explore the night sky in real-time by pointing your device upwards. Discover stars, planets, and constellations with detailed information and augmented reality features. It's an easy and educational way to learn about the cosmos.

**Highlights:** Augmented reality mode, Real-time sky map, Detailed celestial object information, Planet tracking, Moon phases, Over 100,000 stars, 88 western constellations

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🌟 Excellent
- 🔍 Simple and easy to use
- 🌌 Beautiful graphics
- 🔭 Informative and educational
- 🌍 Useful for stargazing and learning about the night sky

**What reviewers complain about**

- 🧭 Inaccurate compass/orientation issues
- 🌑 Moon phase/cycle inaccuracies
- 🔄 Glitches and freezing issues after updates
- 💰 Hidden paywalls/subscription requirements

**Reported bugs**

- Compass/orientation not working correctly
- Moon phase display not matching actual moon
- App crashing or freezing on newer iOS versions

**Requested features**

- Add support for Southern Hemisphere constellations
- Implement calibration/orientation settings
- Include real-time updates for moon phases and celestial events
- Add animated/moving stars and planets


## Frequently asked questions

### Is Visual Math 4D free?

Visual Math 4D costs $1.99, and also offers in-app purchases.

### Is Starlight® free?

Starlight® costs $2.99, with no in-app purchases.

### Which has better reviews, Visual Math 4D or Starlight®?

Starlight® is rated higher. Visual Math 4D averages 4.6 out of 5 from 873 ratings, while Starlight® averages 4.7 from 3.1K ratings.

### Do Visual Math 4D or Starlight® have ads?

Neither Visual Math 4D nor Starlight® shows ads.

### Which is updated more often, Visual Math 4D or Starlight®?

Visual Math 4D ships an update every 3 months, and Starlight® every 9 days. Most recently, Visual Math 4D was updated on October 11, 2026 and Starlight® on October 13, 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.*