# Cuspart vs Keycal

The clearest difference is ads: Keycal at none against Cuspart's shown. Keycal also leads on update cadence (daily vs every 4 months). On price, in-app purchases, monetization model and device support there is nothing between them.

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

Cuspart ships an update every 4 months, Keycal daily. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cuspart | Keycal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cuspart-mycal/id1546543143/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 13 MB | 8 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Mustafa Tolga DALBUDAK](https://appshunter.io/developer/1479052908) | [Parth Antala](https://appshunter.io/developer/1648952099) |

## What reviewers say

### 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 |


### Keycal

[App page](https://appshunter.io/ios/app/keycal/id6744942632)

This keyboard extension provides a full calculator and unit converter directly within your typing interface. Seamlessly perform calculations and conversions without leaving your current application, enhancing productivity for everyday tasks.

**Highlights:** Integrated keyboard calculator, Instant unit conversions, Works across all apps, Customizable themes, Haptic feedback and sound, Privacy-focused design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keycal+ | $4.99 | one-time |


## Frequently asked questions

### Is Cuspart free?

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

### Is Keycal free?

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

### Do Cuspart or Keycal have ads?

Cuspart shows ads; Keycal does not.

### Which is updated more often, Cuspart or Keycal?

Cuspart ships an update every 4 months, and Keycal daily. Most recently, Cuspart was updated on November 3, 2026 and Keycal on October 30, 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.*