# GraphNCalc83 vs Calculate84 Plus

The clearest difference is price: Calculate84 Plus at Free against GraphNCalc83's $12.99. Calculate84 Plus also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (13.0 vs 15.6). GraphNCalc83's advantage is in-app purchases (none vs 10) and review sentiment (98% vs 64%). On ads and device support there is nothing between them.

Calculate84 Plus is free to download; GraphNCalc83 costs $12.99 up front. Calculate84 Plus sells 10 in-app purchases, starting at $2.99 per month. GraphNCalc83 asks for nothing beyond the download.

GraphNCalc83 holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: GraphNCalc83 has 4K ratings behind it against 305, 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 64% of Calculate84 Plus's.

GraphNCalc83 ships an update every 5 months, Calculate84 Plus every 2 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GraphNCalc83 | Calculate84 Plus |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | **[4.9 (4K ratings)](https://appshunter.io/ios/app/graphncalc83/id744882019/reviews)** | [4.5 (305 ratings)](https://appshunter.io/ios/app/calculate84-plus/id1472933065/reviews) |
| Number of ratings | **4K** | 305 |
| Positive reviews | **98.1% of reviews** | 64.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#49** | — |
| Size | 10 MB | 33 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ernest Brock](https://appshunter.io/developer/289555912) | [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) |

## What reviewers say

### GraphNCalc83

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

**Currently charting:** #49 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)


### Calculate84 Plus

[App page](https://appshunter.io/ios/app/calculate84-plus/id1472933065)

This app provides advanced scientific and graphing calculator functionality. It allows users to plot multiple functions, perform complex mathematical operations, analyze data with statistics, and manage matrices. An optional subscription unlocks even more features.

**Highlights:** Natural textbook equation input, Plot multiple functions with touch controls, Advanced math, number, and probability functions, 1- and 2- Variable statistics, Matrix arithmetic and equation solving, Extensive command catalog

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HyperCalc - Monthly | $2.99 | per month |
| HyperCalc - Monthly | $2.99 | per month |
| HyperCalc - Monthly | $4.99 | per month |
| HyperCalc - Monthly | $4.99 | per month |
| HyperCalc - Yearly | $14.99 | per year |
| HyperCalc - Yearly | $14.99 | per year |
| HyperCalc - Yearly | $19.99 | per year |
| HyperCalc - Yearly | $19.99 | per year |
| HyperCalc - Lifetime | $29.99 | one-time |
| HyperCalc - Lifetime | $39.99 | one-time |

**What reviewers like**

- 👍 Similar to TI-84
- 👍 Good for stats
- 👍 Accurate calculations
- 👍 No ads
- 👍 Fresh design

**What reviewers complain about**

- 💰 Many features require payment
- 💰 Not free as advertised
- 💰 Subscription model disliked
- 💰 Lifetime purchase issues
- 💰 Expensive ($30)

**Reported bugs**

- Domain incorrect in y= table
- App closes when pulling up table
- Cannot input negative matrices
- App freezes during IAP search
- Cannot drag functions

**Requested features**

- Dark mode
- Numeric solver (free)
- 2nd function
- Chinese language support
- Tutorial videos


## Frequently asked questions

### Is GraphNCalc83 free?

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

### Is Calculate84 Plus free?

Calculate84 Plus is free to download, with in-app purchases available.

### Which has better reviews, GraphNCalc83 or Calculate84 Plus?

GraphNCalc83 is rated higher. GraphNCalc83 averages 4.9 out of 5 from 4K ratings, while Calculate84 Plus averages 4.5 from 305 ratings.

### Do GraphNCalc83 or Calculate84 Plus have ads?

Neither GraphNCalc83 nor Calculate84 Plus shows ads.

### Which is updated more often, GraphNCalc83 or Calculate84 Plus?

GraphNCalc83 ships an update every 5 months, and Calculate84 Plus every 2 months. Most recently, GraphNCalc83 was updated on September 28, 2026 and Calculate84 Plus on September 26, 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.*