# Eleven | Calculator vs Cuspart

The clearest difference is ads: Eleven | Calculator at none against Cuspart's shown. Eleven | Calculator also leads on ratings volume (3 vs 1) and iOS requirement (11.4 vs 16.0). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Eleven | Calculator sells 1 one-off in-app purchase and Cuspart sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Eleven | Calculator against 5.0 for Cuspart. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Eleven | Calculator ships an update every 8 months, Cuspart every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Eleven | Calculator | Cuspart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/eleven-calculator/id890014369/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cuspart-mycal/id1546543143/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 13 MB |
| Requires iOS | **11.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Alexander Ewering](https://appshunter.io/developer/1743777532) | [Mustafa Tolga DALBUDAK](https://appshunter.io/developer/1479052908) |

## What reviewers say

### Eleven | Calculator

[App page](https://appshunter.io/ios/app/eleven-calculator/id890014369)

This app offers a real-time calculation experience without an equals button, allowing you to see and edit your entire equation. It supports long calculations, unlimited undo/redo, and intelligent buttons for a streamlined user interface. Advanced scientific functions are available as an in-app purchase.

**Highlights:** Real-time calculation without equals button, Editable entire calculation history, Unlimited undo and redo, Intelligent and context-aware buttons, Supports basic and advanced operations, Scientific calculator functions (in-app purchase)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scientific Calculator | $0.99 | one-time |


### Cuspart

[App page](https://appshunter.io/ios/app/cuspart-mycal/id1546543143)

This app offers a professional-grade calculator with advanced math functions, a constants library, and intuitive history tracking. Customize your experience with various color themes and an accessible interface designed for ease of use.

**Highlights:** Basic and advanced arithmetic, Roots, powers, and logarithms, Constants library (π, e), Operation history, Customizable color themes, Accessible UI design

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| myCal Pro | $2.99 | one-time |


## Frequently asked questions

### Is Eleven | Calculator free?

Eleven | Calculator is free to download, with in-app purchases available.

### Is Cuspart free?

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

### Which has better reviews, Eleven | Calculator or Cuspart?

Eleven | Calculator and Cuspart are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Eleven | Calculator or Cuspart have ads?

Cuspart shows ads; Eleven | Calculator does not.

### Which is updated more often, Eleven | Calculator or Cuspart?

Eleven | Calculator ships an update every 8 months, and Cuspart every 4 months. Most recently, Eleven | Calculator was updated on November 1, 2026 and Cuspart 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.*