# Desmos Test Mode vs Proportia

The clearest difference is review sentiment: Proportia at 100% against Desmos Test Mode's 17%. Proportia also leads on rating (5.0 vs 1.6) and update cadence (daily vs every 4 months). Desmos Test Mode's advantage is price (Free vs $0.99) and ratings volume (370 vs 5). On ads, in-app purchases and device support there is nothing between them.

Desmos Test Mode is free to download; Proportia costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Proportia holds the better App Store score, 5.0 against 1.6. That said, the two scores are not equally well evidenced: Desmos Test Mode has 370 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 17% of Desmos Test Mode's written reviews are positive against 100% of Proportia's.

Desmos Test Mode ships an update every 4 months, Proportia daily. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Desmos Test Mode | Proportia |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [1.6 (370 ratings)](https://appshunter.io/ios/app/desmos-test-mode/id977381005/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/proportia/id6744179896/reviews)** |
| Number of ratings | **370** | 5 |
| Positive reviews | 16.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | **Free** | Paid |
| Size | 6 MB | 23 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Desmos](https://appshunter.io/developer/653517543) | [Cognichine](https://appshunter.io/developer/1806408356) |

## What reviewers say

### Desmos Test Mode

[App page](https://appshunter.io/ios/app/desmos-test-mode/id977381005)

This app provides restricted versions of graphing and scientific calculators designed to meet exam requirements. It allows users to practice for specific state or national assessments by selecting the appropriate test mode. Full, unrestricted calculator features are available in separate applications.

**Highlights:** Exam-compliant calculator modes, Graphing capabilities, Scientific calculator functions, Data tables and statistics, Interactive sliders, Points of interest on graphs

**In-app purchases:** none

**What reviewers like**

- 🚀 Useful app for tests
- 🔒 Secure calculator mode
- 👍 Free alternative to expensive calculators

**What reviewers complain about**

- 🐛 Buggy and unstable
- 🔒 Overly restrictive app lock
- 👎 Poor user interface and usability

**Reported bugs**

- App crashes and freezes during use
- Unexpected phone behavior and lockouts
- Compatibility issues across different devices and OS versions

**Requested features**

- Add customization options for the calculator interface
- Improve compatibility with older devices
- Provide more flexible calculator modes during tests


### Proportia

[App page](https://appshunter.io/ios/app/proportia/id6744179896)

This app transforms numerical data into clear, proportional visual representations like circles, rectangles, or bars. It simplifies understanding ratios, comparing values, and building numeracy skills for students, educators, and professionals.

**Highlights:** Dynamic shape visualization (circles, bars, rectangles), Proportional resizing based on values, Interactive value entry with calculator, Customizable shape colors and settings, Real-time visual feedback, Clean, dark theme design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Desmos Test Mode free?

Desmos Test Mode is free to download, with no in-app purchases.

### Is Proportia free?

Proportia costs $0.99, with no in-app purchases.

### Which has better reviews, Desmos Test Mode or Proportia?

Proportia is rated higher. Desmos Test Mode averages 1.6 out of 5 from 370 ratings, while Proportia averages 5.0 from 5 ratings.

### Do Desmos Test Mode or Proportia have ads?

Neither Desmos Test Mode nor Proportia shows ads.

### Which is updated more often, Desmos Test Mode or Proportia?

Desmos Test Mode ships an update every 4 months, and Proportia daily. Most recently, Desmos Test Mode was updated on October 24, 2026 and Proportia on October 12, 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.*