# Desmos Graphing Calculator vs C.chem

The clearest difference is update cadence: C.chem at every 3 days against Desmos Graphing Calculator's every 2 months. Desmos Graphing Calculator's advantage is chart position (#111 vs unranked). On price, ads, in-app purchases and device support there is nothing between them.

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

Desmos Graphing Calculator ships an update every 2 months, C.chem every 3 days. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Desmos Graphing Calculator | C.chem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.3K ratings)](https://appshunter.io/ios/app/desmos-graphing-calculator/id653517540/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 80.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Best chart rank | **#111** | — |
| Size | 18 MB | 121 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Desmos](https://appshunter.io/developer/653517543) | [Hans Kovi](https://appshunter.io/developer/1493527465) |

## What reviewers say

### Desmos Graphing Calculator

[App page](https://appshunter.io/ios/app/desmos-graphing-calculator/id653517540)

**Currently charting:** #111 Top Free · Education (US App Store)

Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

**Highlights:** Graph any equation (polar, cartesian, parametric), Interactive sliders for function transformations, Input and plot data with tables, Animate graphs, Scientific calculator functionality, Plot inequalities, Accessibility features

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Insane tool for FREE!
- 🚀 Best mobile graphing app
- 👍 Awesome for algebra and calculus
- 👍 Genuinely an awesome resource
- 👍 Makes math easier

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🐛 Glitches with certain features
- 🐛 Loses saved data
- 🐛 Keyboard issues
- 🐛 Zooming and panning problems

**Reported bugs**

- Crashes when using certain functions
- Graphs not displaying properly
- Login issues
- Compatibility problems with older devices

**Requested features**

- Dark mode
- Copy and paste functionality
- Ability to save and load graphs
- Improved handling of complex numbers and polar equations
- More customization options


### C.chem

[App page](https://appshunter.io/ios/app/cchem/id6804392281)

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

**In-app purchases:** none


## Frequently asked questions

### Is Desmos Graphing Calculator free?

Desmos Graphing Calculator is free to download, with no in-app purchases.

### Is C.chem free?

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

### Do Desmos Graphing Calculator or C.chem have ads?

Neither Desmos Graphing Calculator nor C.chem shows ads.

### Which is updated more often, Desmos Graphing Calculator or C.chem?

Desmos Graphing Calculator ships an update every 2 months, and C.chem every 3 days. Most recently, Desmos Graphing Calculator was updated on October 26, 2026 and C.chem on October 11, 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.*