# GraphNCalc83 vs CALC Prime

The clearest difference is rating: GraphNCalc83 at 4.9 against CALC Prime's 4.3. GraphNCalc83 also leads on ratings volume (4K vs 4) and review sentiment (98% vs 74%). CALC Prime's advantage is price ($8.99 vs $12.99) and update cadence (every 2 months vs every 5 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

GraphNCalc83 costs $12.99 and CALC Prime $8.99 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 4.3. That said, the two scores are not equally well evidenced: GraphNCalc83 has 4K ratings behind it against 4, 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 74% of CALC Prime's.

GraphNCalc83 ships an update every 5 months, CALC Prime every 2 months. The most recent releases landed on October 17, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | GraphNCalc83 | CALC Prime |
| --- | --- | --- |
| Price | $12.99 | **$8.99** |
| Rating | **[4.9 (4K ratings)](https://appshunter.io/ios/app/graphncalc83/id744882019/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/calc-prime/id842563364/reviews) |
| Number of ratings | **4K** | 4 |
| Positive reviews | **98.2% of reviews** | 73.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#93** | — |
| Size | 10 MB | 9 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ernest Brock](https://appshunter.io/developer/289555912) | [QApps LLC](https://appshunter.io/developer/395652397) |

## What reviewers say

### GraphNCalc83

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

**Currently charting:** #93 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)


### CALC Prime

[App page](https://appshunter.io/ios/app/calc-prime/id842563364)

This advanced scientific calculator is designed for professionals and students, offering a wide range of functions, live conversions, and graphing capabilities. It features a history log, customizable themes, and easy expression editing, making complex calculations intuitive and visually appealing.

**Highlights:** Advanced scientific calculation, Smart Basic Graphing, Live currency and custom conversions, History log with aggregate functions, Customizable themes and layout, Native watchOS app and custom keyboard

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is GraphNCalc83 free?

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

### Is CALC Prime free?

CALC Prime costs $8.99, with no in-app purchases.

### Which has better reviews, GraphNCalc83 or CALC Prime?

GraphNCalc83 is rated higher. GraphNCalc83 averages 4.9 out of 5 from 4K ratings, while CALC Prime averages 4.3 from 4 ratings.

### Do GraphNCalc83 or CALC Prime have ads?

Neither GraphNCalc83 nor CALC Prime shows ads.

### Which is updated more often, GraphNCalc83 or CALC Prime?

GraphNCalc83 ships an update every 5 months, and CALC Prime every 2 months. Most recently, GraphNCalc83 was updated on October 17, 2026 and CALC Prime on August 28, 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.*