# Curve Plot Graph Calc Lite vs Calculate84 Plus

The clearest difference is rating: Calculate84 Plus at 4.5 against Curve Plot Graph Calc Lite's 1.0. Calculate84 Plus also leads on ratings volume (306 vs 2). Curve Plot Graph Calc Lite's advantage is in-app purchases (none vs 10) and review sentiment (80% vs 64%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calculate84 Plus sells 10 in-app purchases, starting at $2.99 per month. Curve Plot Graph Calc Lite asks for nothing beyond the download.

Calculate84 Plus holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Calculate84 Plus has 306 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 80% of Curve Plot Graph Calc Lite's written reviews are positive against 64% of Calculate84 Plus's, so the app with the better star average is not the one people write more warmly about.

Curve Plot Graph Calc Lite ships an update every 6 weeks, Calculate84 Plus every 2 months. The most recent releases landed on October 16, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Curve Plot Graph Calc Lite | Calculate84 Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/curve-plot-graph-calc-lite/id956528259/reviews) | **[4.5 (306 ratings)](https://appshunter.io/ios/app/calculate84-plus/id1472933065/reviews)** |
| Number of ratings | 2 | **306** |
| Positive reviews | **80.0% of reviews** | 64.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 47 MB | 33 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amran AlQasmi](https://appshunter.io/developer/887076277) | [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) |

## What reviewers say

### Curve Plot Graph Calc Lite

[App page](https://appshunter.io/ios/app/curve-plot-graph-calc-lite/id956528259)

This app allows users to plot mathematical equations and visualize their curves on a Cartesian plane. It offers interactive manipulation of graphs, including zooming and scrolling, and provides tools for calculating slopes, roots, and areas under curves. Results can be exported and shared.

**Highlights:** Plot mathematical equations, Interactive graph manipulation, Calculate slopes and roots, Area under curve calculation, Exportable calculation sheets, Solver UI for precise numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Curve Plot Graph Calc Lite free?

Curve Plot Graph Calc Lite is free to download, with no in-app purchases.

### Is Calculate84 Plus free?

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

### Which has better reviews, Curve Plot Graph Calc Lite or Calculate84 Plus?

Calculate84 Plus is rated higher. Curve Plot Graph Calc Lite averages 1.0 out of 5 from 2 ratings, while Calculate84 Plus averages 4.5 from 306 ratings.

### Do Curve Plot Graph Calc Lite or Calculate84 Plus have ads?

Neither Curve Plot Graph Calc Lite nor Calculate84 Plus shows ads.

### Which is updated more often, Curve Plot Graph Calc Lite or Calculate84 Plus?

Curve Plot Graph Calc Lite ships an update every 6 weeks, and Calculate84 Plus every 2 months. Most recently, Curve Plot Graph Calc Lite was updated on October 16, 2026 and Calculate84 Plus on November 3, 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.*