# Taculator 84 Graphing Calc vs Accelab

The clearest difference is in-app purchases: Accelab at none against Taculator 84 Graphing Calc's 12. Accelab also leads on update cadence (every 6 days vs every 3 weeks). Taculator 84 Graphing Calc's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 26.0). On price and ads 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. Accelab asks for nothing beyond the download.

Taculator 84 Graphing Calc ships an update every 3 weeks, Accelab every 6 days. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Taculator 84 Graphing Calc | Accelab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (7.7K ratings)](https://appshunter.io/ios/app/taculator-84-graphing-calc/id1457737367/reviews)** | — |
| Number of ratings | **7.7K** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 7 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) | [Eun Kyoung Kim](https://appshunter.io/developer/1610065090) |

## 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


### Accelab

[App page](https://appshunter.io/ios/app/accelab/id6752883614)

**In-app purchases:** none


## Frequently asked questions

### Is Taculator 84 Graphing Calc free?

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

### Is Accelab free?

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

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

Neither Taculator 84 Graphing Calc nor Accelab shows ads.

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

Taculator 84 Graphing Calc ships an update every 3 weeks, and Accelab every 6 days. Most recently, Taculator 84 Graphing Calc was updated on October 29, 2026 and Accelab on October 30, 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.*