# Calculate84 Plus vs Calculate 84 AI

Calculate84 Plus and Calculate 84 AI both sit at 4.5 stars, but that hides the real split: 100% of Calculate 84 AI's written reviews are positive against 64% of Calculate84 Plus's. Calculate 84 AI also leads on update cadence (fortnightly vs every 2 months). Calculate84 Plus's advantage is ratings volume (306 vs 42) and iOS requirement (13.0 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Calculate84 Plus sells 10 in-app purchases, starting at $2.99 per month and Calculate 84 AI sells 7 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Calculate84 Plus against 4.6 for Calculate 84 AI. That said, the two scores are not equally well evidenced: Calculate84 Plus has 306 ratings behind it against 42, so its average is the more settled of the two. Written reviews are what separate them: 64% of Calculate84 Plus's written reviews are positive against 100% of Calculate 84 AI's.

Calculate84 Plus ships an update every 2 months, Calculate 84 AI fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Calculate84 Plus | Calculate 84 AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (306 ratings)](https://appshunter.io/ios/app/calculate84-plus/id1472933065/reviews) | **[4.6 (42 ratings)](https://appshunter.io/ios/app/calculate-84-ai/id6670720231/reviews)** |
| Number of ratings | **306** | 42 |
| Positive reviews | 64.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 33 MB | 65 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) | [Fredinax Graphing Calculator](https://appshunter.io/developer/1767217696) |

## What reviewers say

### Calculate84 Plus

[App page](https://appshunter.io/ios/app/calculate84-plus/id1472933065)

This app provides advanced scientific and graphing calculator functionality. It allows users to plot multiple functions, perform complex mathematical operations, analyze data with statistics, and manage matrices. An optional subscription unlocks even more features.

**Highlights:** Natural textbook equation input, Plot multiple functions with touch controls, Advanced math, number, and probability functions, 1- and 2- Variable statistics, Matrix arithmetic and equation solving, Extensive command catalog

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HyperCalc - Monthly | $2.99 | per month |
| HyperCalc - Monthly | $2.99 | per month |
| HyperCalc - Monthly | $4.99 | per month |
| HyperCalc - Monthly | $4.99 | per month |
| HyperCalc - Yearly | $14.99 | per year |
| HyperCalc - Yearly | $14.99 | per year |
| HyperCalc - Yearly | $19.99 | per year |
| HyperCalc - Yearly | $19.99 | per year |
| HyperCalc - Lifetime | $29.99 | one-time |
| HyperCalc - Lifetime | $39.99 | one-time |

**What reviewers like**

- 👍 Similar to TI-84
- 👍 Good for stats
- 👍 Accurate calculations
- 👍 No ads
- 👍 Fresh design

**What reviewers complain about**

- 💰 Many features require payment
- 💰 Not free as advertised
- 💰 Subscription model disliked
- 💰 Lifetime purchase issues
- 💰 Expensive ($30)

**Reported bugs**

- Domain incorrect in y= table
- App closes when pulling up table
- Cannot input negative matrices
- App freezes during IAP search
- Cannot drag functions

**Requested features**

- Dark mode
- Numeric solver (free)
- 2nd function
- Chinese language support
- Tutorial videos


### Calculate 84 AI

[App page](https://appshunter.io/ios/app/calculate-84-ai/id6670720231)

This AI-powered graphing calculator offers step-by-step guidance for complex math problems, from pre-algebra to calculus. It features interactive graphing, matrix operations, and statistical tools, making learning math intuitive and efficient.

**Highlights:** AI-guided step-by-step solutions, Comprehensive math coverage (Pre-Algebra to Calculus), Interactive and dynamic graphing, Matrix and statistical calculations, Scrollable calculation history, Fraction and angle conversion support

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculate AI PRO - Monthly | $1.99 | per month |
| Calculate AI PRO - Monthly | $1.99 | per month |
| Calculate AI PRO - Monthly | $3.99 | per month |
| Calculate AI PRO - Yearly | $5.99 | per year |
| Calculate AI PRO - Yearly | $12.99 | per year |
| Calculate AI PRO - Yearly | $17.99 | per year |
| Calculate AI PRO - Yearly | $24.99 | per year |


## Frequently asked questions

### Is Calculate84 Plus free?

Calculate84 Plus is free to download, with in-app purchases available.

### Is Calculate 84 AI free?

Calculate 84 AI is free to download, with in-app purchases available.

### Which has better reviews, Calculate84 Plus or Calculate 84 AI?

Calculate 84 AI is rated higher. Calculate84 Plus averages 4.5 out of 5 from 306 ratings, while Calculate 84 AI averages 4.6 from 42 ratings.

### Do Calculate84 Plus or Calculate 84 AI have ads?

Neither Calculate84 Plus nor Calculate 84 AI shows ads.

### Which is updated more often, Calculate84 Plus or Calculate 84 AI?

Calculate84 Plus ships an update every 2 months, and Calculate 84 AI fortnightly. Most recently, Calculate84 Plus was updated on November 3, 2026 and Calculate 84 AI on November 4, 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.*