# Graphing Calculator 84 vs Unifyd

The clearest difference is in-app purchases: Unifyd at none against Graphing Calculator 84's 4. Unifyd also leads on ads (none vs shown). Graphing Calculator 84's advantage is device support (4 vs 1) and iOS requirement (15 vs 18.6). On price there is nothing between them.

Both are free to download. Graphing Calculator 84 sells 4 in-app purchases, starting at $1.99 per month. Unifyd asks for nothing beyond the download.

## The numbers

| Metric | Graphing Calculator 84 | Unifyd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.1K ratings)](https://appshunter.io/ios/app/graphing-calculator-84-calc84/id1509489130/reviews)** | — |
| Number of ratings | **5.1K** | — |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Freemium | — |
| Size | 163 MB | 2 MB |
| Requires iOS | **15** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Tran Duy](https://appshunter.io/developer/1449106994) | [Caden Johnson](https://appshunter.io/developer/1794018435) |

## What reviewers say

### Graphing Calculator 84

[App page](https://appshunter.io/ios/app/graphing-calculator-84-calc84/id1509489130)

This app offers a comprehensive graphing and scientific calculator experience, mimicking the functionality of a Ti-84. It includes advanced features for graphing, symbolic calculations, equation solving, and extensive statistical analysis. Users can upgrade for full access to all capabilities.

**Highlights:** Graphing calculator with function, polar, and parametric plots, Scientific calculator with computer algebra system, Equation solver for various equation types, Extensive 1-variable and 2-variable statistics, Inferential statistics and distribution functions, Interactive and manual tracing modes

**Features:** Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calc84 One Month | $1.99 | per month |
| Calc84 One Year | $2.99 | per year |
| Graphing Calculator Plus | $5.99 | one-time |
| Calc84 Pro Lifetime | $5.99 | one-time |

**What reviewers like**

- 👍 Great calculator app
- 🚀 Powerful features
- 💰 Good value for money
- 📱 Convenient mobile version of TI-84
- 🎓 Helpful for math/stats courses

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Lack of instructions/documentation
- 💸 Premium features require additional purchase
- 🔊 Interferes with music playback
- 📱 Small button sizes on mobile

**Reported bugs**

- Incorrect results for some exponent/root operations with negative numbers
- Inability to view full range of result formats for certain calculations

**Requested features**

- Ability to edit expressions in history
- More customization options for themes/icons
- Improved handling of complex number operations
- Better support for finding all function zeros


### Unifyd

[App page](https://appshunter.io/ios/app/unifyd/id6757379090)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Graphing Calculator 84 free?

Graphing Calculator 84 is free to download, with in-app purchases available.

### Is Unifyd free?

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

### Do Graphing Calculator 84 or Unifyd have ads?

Graphing Calculator 84 shows ads; Unifyd does not.

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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.*