# Objective Calculator vs Command

The clearest difference is in-app purchases: Command at none against Objective Calculator's 1. Command also leads on rating (5.0 vs 4.7) and update cadence (every 5 days vs every 3 weeks). Objective Calculator's advantage is ratings volume (19 vs 5) and iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Objective Calculator sells 1 one-off in-app purchase. Command asks for nothing beyond the download.

Command holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 19 and 5 respectively. Written reviews point the same way: 87% of Objective Calculator's written reviews are positive against 100% of Command's.

Objective Calculator ships an update every 3 weeks, Command every 5 days. The most recent releases landed on October 5, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Objective Calculator | Command |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (19 ratings)](https://appshunter.io/ios/app/objective-calculator/id1287000522/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/command-line-calculator/id1565921216/reviews)** |
| Number of ratings | **19** | 5 |
| Positive reviews | 86.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 1 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Thiago Anderson Martins](https://appshunter.io/developer/1287000521) | [Ketan Appa](https://appshunter.io/developer/576435759) |

## What reviewers say

### Objective Calculator

[App page](https://appshunter.io/ios/app/objective-calculator/id1287000522)

This versatile calculator app offers a unique tabbed interface for managing multiple calculations simultaneously. It includes a scientific calculator, currency converter, and drawing/annotation capabilities for notes and reminders. Optimized for modern iOS devices, it provides real-time results and advanced history features.

**Highlights:** Tabbed interface for multiple calculations, Scientific calculator functions, Drawing and annotation notes, Real-time problem solving, Currency converter with 33 currencies, Advanced history management, Color themes and dark/light mode

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Objective Calculator Pro | $1.99 | one-time |


### 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


## Frequently asked questions

### Is Objective Calculator free?

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

### Is Command free?

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

### Which has better reviews, Objective Calculator or Command?

Command is rated higher. Objective Calculator averages 4.7 out of 5 from 19 ratings, while Command averages 5.0 from 5 ratings.

### Do Objective Calculator or Command have ads?

Neither Objective Calculator nor Command shows ads.

### Which is updated more often, Objective Calculator or Command?

Objective Calculator ships an update every 3 weeks, and Command every 5 days. Most recently, Objective Calculator was updated on October 5, 2026 and Command on September 9, 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.*