# PocketCAS vs Curve Plot Graph Calc Lite

The clearest difference is rating: PocketCAS at 4.6 against Curve Plot Graph Calc Lite's 1.0. PocketCAS also leads on ratings volume (204 vs 2) and review sentiment (91% vs 80%). Curve Plot Graph Calc Lite's advantage is update cadence (every 6 weeks vs every 3 months) and iOS requirement (7.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PocketCAS holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: PocketCAS has 204 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 91% of PocketCAS's written reviews are positive against 80% of Curve Plot Graph Calc Lite's.

PocketCAS ships an update every 3 months, Curve Plot Graph Calc Lite every 6 weeks. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | PocketCAS | Curve Plot Graph Calc Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (204 ratings)](https://appshunter.io/ios/app/pocketcas-graphing-calculator/id517249689/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/curve-plot-graph-calc-lite/id956528259/reviews) |
| Number of ratings | **204** | 2 |
| Positive reviews | **90.8% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 42 MB | 47 MB |
| Requires iOS | 18.0 | **7.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Timing Software GmbH](https://appshunter.io/developer/333261118) | [Amran AlQasmi](https://appshunter.io/developer/887076277) |

## What reviewers say

### PocketCAS

[App page](https://appshunter.io/ios/app/pocketcas-graphing-calculator/id517249689)

This advanced math application assists with a wide range of mathematical problems, from basic arithmetic to calculus, algebra, and statistics. It functions as a graphing calculator replacement, aids in homework, and supports complex calculations for academic and professional use.

**Highlights:** 2D and 3D plotting, Calculus functions (limits, derivatives), Linear algebra operations, Equation solving, Scripting language, Physical units and constants, iCloud sync

**Features:** Family Sharing

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and user-friendly interface
- 📊 Excellent graphing capabilities with 3D visualization
- 💰 Free version available with substantial features
- 🧮 Powerful mathematical computation engine
- 📱 Convenient mobile alternative to expensive calculators

**What reviewers complain about**

- 🐛 Recent updates cause crashes on older documents
- 💸 Expensive compared to free alternatives
- 🔒 Limited free version functionality
- 🎮 Clunky interface in some areas
- ❌ Cannot plot certain advanced functions

**Reported bugs**

- App crashes when loading previously saved documents
- Crashes with no error feedback or debugging information
- Cannot plot certain mathematical functions
- Zoom scaling issues with 3D graphs (scales Z-axis incorrectly)
- Compatibility broken with iOS 6 after iOS 7 update

**Requested features**

- Dark theme/dark mode for UI
- Multiple polynomials on single graph
- Inverse button functionality
- Better zoom functionality for 3D graphs
- Improved documentation and tutorials


### 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


## Frequently asked questions

### Is PocketCAS free?

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

### Is Curve Plot Graph Calc Lite free?

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

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

PocketCAS is rated higher. PocketCAS averages 4.6 out of 5 from 204 ratings, while Curve Plot Graph Calc Lite averages 1.0 from 2 ratings.

### Do PocketCAS or Curve Plot Graph Calc Lite have ads?

Neither PocketCAS nor Curve Plot Graph Calc Lite shows ads.

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

PocketCAS ships an update every 3 months, and Curve Plot Graph Calc Lite every 6 weeks. Most recently, PocketCAS was updated on October 19, 2026 and Curve Plot Graph Calc Lite on October 16, 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.*