# Command vs RCL

The clearest difference is update cadence: Command at every 5 days against RCL's every 14 months. Command also leads on device support (4 vs 2) and iOS requirement (13.0 vs 15.1). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Command ships an update every 5 days, RCL every 14 months. The most recent releases landed on September 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Command | RCL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/command-line-calculator/id1565921216/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 14 months |
| Monetization | Free | Free |
| Size | 1 MB | 2 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ketan Appa](https://appshunter.io/developer/576435759) | [Paul Novaes](https://appshunter.io/developer/597527233) |

## What reviewers say

### Command

[App page](https://appshunter.io/ios/app/command-line-calculator/id1565921216)

This app offers a command-line interface for performing complex calculations, including chained operations, variable assignments, and advanced mathematical functions. It supports various number bases, constants, and provides a built-in help system for ease of use.

**Highlights:** Command-line interface, Chained calculations, Variable assignment, Complex numbers, Multiple number bases, Unit and function definition, Extensive math functions

**Features:** Vision Pro support

**In-app purchases:** none


### RCL

[App page](https://appshunter.io/ios/app/rcl-57/id1621959742)

This app faithfully recreates the TI-57 programmable calculator, offering its full scientific functions and programming capabilities. It includes a user manual, sample programs, and features like turbo speed and alphanumeric display.

**Highlights:** TI-57 recreation, Scientific functions, Programming capabilities, User manual included, Sample programs, Turbo speed option, Alphanumeric display option

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Command free?

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

### Is RCL free?

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

### Do Command or RCL have ads?

Neither Command nor RCL shows ads.

### Which is updated more often, Command or RCL?

Command ships an update every 5 days, and RCL every 14 months. Most recently, Command was updated on September 9, 2026 and RCL on October 6, 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.*