# GraphNCalc83 vs VCS Focus

The clearest difference is review sentiment: GraphNCalc83 at 98% against VCS Focus's 0%. GraphNCalc83 also leads on rating (4.9 vs 2.3) and ratings volume (4K vs 21). VCS Focus's advantage is price (Free vs $12.99) and iOS requirement (13.4 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

VCS Focus is free to download; GraphNCalc83 costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GraphNCalc83 holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: GraphNCalc83 has 4K ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 98% of GraphNCalc83's written reviews are positive against 0% of VCS Focus's.

GraphNCalc83 ships an update every 5 months, VCS Focus every 14 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | GraphNCalc83 | VCS Focus |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | **[4.9 (4K ratings)](https://appshunter.io/ios/app/graphncalc83/id744882019/reviews)** | [2.3 (21 ratings)](https://appshunter.io/ios/app/vcs-focus/id1617390614/reviews) |
| Number of ratings | **4K** | 21 |
| Positive reviews | **98.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 14 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#32** | — |
| Size | 10 MB | 16 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ernest Brock](https://appshunter.io/developer/289555912) | [Focus School Software](https://appshunter.io/developer/860665264) |

## What reviewers say

### GraphNCalc83

[App page](https://appshunter.io/ios/app/graphncalc83/id744882019)

**Currently charting:** #32 Top Paid · Education (US App Store)

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities.  Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

**Highlights:** Touch-based graphing and editing, Natural textbook notation input, Advanced math and statistical functions, Parametric, polar, and f(x,y) equation graphing, BASIC programming with fast execution, Unit converter and physical constants, Interactive periodic table

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

**In-app purchases:** none

**What reviewers like**

- 👍 Familiar TI-83/84 calculator interface
- 🚀 Powerful and feature-rich
- 💡 Touchscreen enhancements like zooming and tracing
- 👍 Convenient to have a graphing calculator on your phone
- 👍 Frequent updates and great developer support

**What reviewers complain about**

- 🐛 Occasional issues with graph rendering and zooming
- ⚠️ Not allowed to use on tests/exams like physical calculators

**Reported bugs**

- Occasional crashes or freezes
- Inconsistent behavior when scrolling through calculation history

**Requested features**

- Dark mode or customizable themes
- More advanced programming and scripting capabilities
- Support for additional calculator models (e.g., TI-89)


### VCS Focus

[App page](https://appshunter.io/ios/app/vcs-focus/id1617390614)

This app streamlines managing a student's educational progress within Volusia County Schools. It provides access to important news, school links, and real-time updates on grades, attendance, assignments, and test scores.

**Highlights:** Student progress management, District and school news, Real-time grade updates, Attendance tracking, Assignment notifications, Test score access

**In-app purchases:** none


## Frequently asked questions

### Is GraphNCalc83 free?

GraphNCalc83 costs $12.99, with no in-app purchases.

### Is VCS Focus free?

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

### Which has better reviews, GraphNCalc83 or VCS Focus?

GraphNCalc83 is rated higher. GraphNCalc83 averages 4.9 out of 5 from 4K ratings, while VCS Focus averages 2.3 from 21 ratings.

### Do GraphNCalc83 or VCS Focus have ads?

Neither GraphNCalc83 nor VCS Focus shows ads.

### Which is updated more often, GraphNCalc83 or VCS Focus?

GraphNCalc83 ships an update every 5 months, and VCS Focus every 14 months. Most recently, GraphNCalc83 was updated on October 16, 2026 and VCS Focus on October 9, 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.*