# Math Function Viewer vs Graphing Calculator 84

The clearest difference is in-app purchases: Math Function Viewer at none against Graphing Calculator 84's 4. Math Function Viewer also leads on ads (none vs shown) and iOS requirement (8.0 vs 15). Graphing Calculator 84's advantage is update cadence (every 2 months vs every 6 months). On price and device support there is nothing between them.

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

Math Function Viewer ships an update every 6 months, Graphing Calculator 84 every 2 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Math Function Viewer | Graphing Calculator 84 |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Freemium |
| Size | 4 MB | 163 MB |
| Requires iOS | **8.0** | 15 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [Guido Bernuetz](https://appshunter.io/developer/954809590) | [Tran Duy](https://appshunter.io/developer/1449106994) |

## What reviewers say

### Math Function Viewer

[App page](https://appshunter.io/ios/app/math-function-viewer/id954809591)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Math Function Viewer free?

Math Function Viewer is free to download, with no in-app purchases.

### Is Graphing Calculator 84 free?

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

### Do Math Function Viewer or Graphing Calculator 84 have ads?

Graphing Calculator 84 shows ads; Math Function Viewer does not.

### Which is updated more often, Math Function Viewer or Graphing Calculator 84?

Math Function Viewer ships an update every 6 months, and Graphing Calculator 84 every 2 months. Most recently, Math Function Viewer was updated on October 26, 2026 and Graphing Calculator 84 on October 27, 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.*