# Graphing Calculator Plus AI vs Implicit Differentiation Cal

The clearest difference is price: Implicit Differentiation Cal at Free against Graphing Calculator Plus AI's $5.99. Implicit Differentiation Cal also leads on in-app purchases (none vs 2). Graphing Calculator Plus AI's advantage is update cadence (every 2 months vs every 9 months) and chart position (#199 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Implicit Differentiation Cal is free to download; Graphing Calculator Plus AI costs $5.99 up front. Graphing Calculator Plus AI sells 2 one-off in-app purchases. Implicit Differentiation Cal asks for nothing beyond the download.

Graphing Calculator Plus AI ships an update every 2 months, Implicit Differentiation Cal every 9 months. The most recent releases landed on September 24, 2026 and December 5, 2025 respectively.

## The numbers

| Metric | Graphing Calculator Plus AI | Implicit Differentiation Cal |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.6 (12K ratings)](https://appshunter.io/ios/app/graphing-calculator-plus-ai/id1279565050/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 78.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#199** | — |
| Size | 13 MB | 24 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [Ahmad Sattar](https://appshunter.io/developer/1458483953) |

## What reviewers say

### Graphing Calculator Plus AI

[App page](https://appshunter.io/ios/app/graphing-calculator-plus-ai/id1279565050)

**Currently charting:** #199 Top Paid · Education (US App Store)

This app serves as a powerful scientific graphing calculator, offering advanced mathematical functions and graphing capabilities. It includes a built-in AI assistant for math queries and a comprehensive user manual. Ideal for students and professionals needing complex calculations and visualizations.

**Highlights:** Scientific and graphing calculator, AI-powered math assistant, Complex number calculations, Equation solver, Unit converter, Matrix operations, Statistical analysis and regression

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 600 Math GPT Queries | $0.99 | one-time |
| 2000 Math GPT Queries | $2.99 | one-time |

**What reviewers like**

- 💰 Affordable alternative to physical calculators
- 🚀 Replicates TI-84 functionality well
- 👍 Convenient to have on a mobile device
- 🤖 Accurate calculations and results
- 📚 Helpful for math, statistics, and science courses

**What reviewers complain about**

- 🐛 Occasional graphing issues or inaccuracies
- 🔍 Cluttered or unintuitive interface in some areas
- 🔢 Difficulty exiting certain modes or functions
- 🔌 Concerns about using on exams due to restrictions

**Reported bugs**

- Syntax errors with certain mathematical expressions
- Incorrect results for some statistical functions
- Graphing issues with inequalities and piecewise functions

**Requested features**

- Add a 'Trace' function for graphing
- Improve list editing and manipulation capabilities
- Implement a 'history' or 'replay' feature for calculations
- Provide more customization options for the user interface


### Implicit Differentiation Cal

[App page](https://appshunter.io/ios/app/implicit-differentiation-cal/id1607963477)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Graphing Calculator Plus AI free?

Graphing Calculator Plus AI costs $5.99, and also offers in-app purchases.

### Is Implicit Differentiation Cal free?

Implicit Differentiation Cal is free to download, with no in-app purchases.

### Do Graphing Calculator Plus AI or Implicit Differentiation Cal have ads?

Neither Graphing Calculator Plus AI nor Implicit Differentiation Cal shows ads.

### Which is updated more often, Graphing Calculator Plus AI or Implicit Differentiation Cal?

Graphing Calculator Plus AI ships an update every 2 months, and Implicit Differentiation Cal every 9 months. Most recently, Graphing Calculator Plus AI was updated on September 24, 2026 and Implicit Differentiation Cal on December 5, 2025.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*