# Taculator 84 Graphing Calc vs IntroStat

The clearest difference is review sentiment: IntroStat at 92% against Taculator 84 Graphing Calc's 46%. IntroStat also leads on rating (4.9 vs 4.5) and iOS requirement (11.0 vs 15.0). Taculator 84 Graphing Calc's advantage is ads (none vs shown) and ratings volume (7.6K vs 24). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Taculator 84 Graphing Calc sells 7 in-app purchases, starting at $3.99 per month and IntroStat sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

IntroStat holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Taculator 84 Graphing Calc has 7.6K ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 46% of Taculator 84 Graphing Calc's written reviews are positive against 92% of IntroStat's.

Taculator 84 Graphing Calc ships an update every 3 weeks, IntroStat every 3 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Taculator 84 Graphing Calc | IntroStat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (7.6K ratings)](https://appshunter.io/ios/app/taculator-84-graphing-calc/id1457737367/reviews) | **[4.9 (24 ratings)](https://appshunter.io/ios/app/introstat-statistics-solver/id1592602025/reviews)** |
| Number of ratings | **7.6K** | 24 |
| Positive reviews | 45.5% of reviews | **92.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 57 MB | 38 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) | [Zhiyi Zhang](https://appshunter.io/developer/1592602327) |

## What reviewers say

### Taculator 84 Graphing Calc

[App page](https://appshunter.io/ios/app/taculator-84-graphing-calc/id1457737367)

This advanced calculator app offers comprehensive tools for high school and college students, covering everything from pre-algebra to calculus and statistics. It features high-resolution graphing, matrix operations, and detailed statistical analysis, all accessible through an intuitive interface.

**Highlights:** Scientific and advanced math functions, High-resolution graphing and plotting, Matrix operations and storage, List, statistics, and distribution calculations, Integrated command catalog and help, Complex number support, Share calculations via text or email

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Taculator Pro - Monthly | $3.99 | per month |
| Taculator Pro - Monthly | $3.99 | per month |
| Taculator Pro - Yearly | $14.99 | per year |
| Taculator Pro - Yearly | $14.99 | per year |
| Taculator Pro - Yearly | $29.99 | per year |
| Taculator Pro | $29.99 | per year |
| Taculator Pro - Lifetime | $7.99 | one-time |

**What reviewers like**

- 🚀 Excellent implementation and familiar layout
- 💡 Customizable buttons and color scheme
- 👍 Helpful and life-saving calculator
- 🚀 Best on-the-go calculator

**What reviewers complain about**

- 🐛 Crashes when trying to graph or use certain functions
- 🔒 Requires subscription to access full functionality
- 🐛 Inaccurate calculations and wrong results
- 🐛 Inconsistent performance and unreliable

**Reported bugs**

- Cannot handle negative powers
- Keyboard issues on certain devices
- Errors when trying to clear lists
- Scaling and UI issues on some devices

**Requested features**

- Add apps and programming features
- Improve graphing capabilities
- Add support for degrees, minutes, and seconds
- Implement symbolic calculus and equation solving


### IntroStat

[App page](https://appshunter.io/ios/app/introstat-statistics-solver/id1592602025)

This app serves as a comprehensive statistics calculator and learning tool for introductory statistics courses. It offers a wide range of calculation features, data visualization, and an integrated textbook with formulas and examples.

**Highlights:** Summary statistics calculation, Data visualization (boxplots, histograms), Probability calculations, Hypothesis testing, Confidence intervals, Integrated statistics textbook

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IntroStat Premium Features | $4.99 | one-time |


## Frequently asked questions

### Is Taculator 84 Graphing Calc free?

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

### Is IntroStat free?

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

### Which has better reviews, Taculator 84 Graphing Calc or IntroStat?

IntroStat is rated higher. Taculator 84 Graphing Calc averages 4.5 out of 5 from 7.6K ratings, while IntroStat averages 4.9 from 24 ratings.

### Do Taculator 84 Graphing Calc or IntroStat have ads?

IntroStat shows ads; Taculator 84 Graphing Calc does not.

### Which is updated more often, Taculator 84 Graphing Calc or IntroStat?

Taculator 84 Graphing Calc ships an update every 3 weeks, and IntroStat every 3 months. Most recently, Taculator 84 Graphing Calc was updated on October 15, 2026 and IntroStat on October 5, 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.*