# Calculator DE vs CrewOrbit

The clearest difference is price: CrewOrbit at Free against Calculator DE's $1.99. CrewOrbit also leads on update cadence (every 9 days vs every 4 months) and iOS requirement (15.0 vs 18.6). Calculator DE's advantage is in-app purchases (none vs 2). On rating, review sentiment, ratings volume and ads there is nothing between them.

CrewOrbit is free to download; Calculator DE costs $1.99 up front. CrewOrbit sells 2 one-off in-app purchases. Calculator DE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Calculator DE against 5.0 for CrewOrbit. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Calculator DE ships an update every 4 months, CrewOrbit every 9 days. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Calculator DE | CrewOrbit |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/calculator-de/id6746577065/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/creworbit/id6781900134/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 55 MB | 111 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hennadiy Kvasov](https://appshunter.io/developer/1711264190) | [abdulaziz alotaibi](https://appshunter.io/developer/6781900136) |

## What reviewers say

### Calculator DE

[App page](https://appshunter.io/ios/app/calculator-de/id6746577065)

Experience a visually stunning calculator with a sleek, glass-inspired interface and interactive 3D numbers. Customize themes to match your device and enjoy smart input with live expression previews. Keep track of your calculations with a detailed history and feel every tap with haptic feedback.

**Highlights:** Glassmorphic design, iPhone-matched themes, Smart input with live preview, Computation history, Haptics and animations, Customizable color themes

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

**In-app purchases:** none


### CrewOrbit

[App page](https://appshunter.io/ios/app/creworbit/id6781900134)

Manage your flight schedule, duty times, and roster with this smart aviation companion. Features include roster viewing, custom duty alerts, cloud sync, layover information, and offline access.

**Highlights:** Seamless roster management, Smart duty alerts, Cloud sync and backup, Layover insights, Offline schedule access

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 Tokens | $19.99 | one-time |
| 12 Tokens | $29.99 | one-time |


## Frequently asked questions

### Is Calculator DE free?

Calculator DE costs $1.99, with no in-app purchases.

### Is CrewOrbit free?

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

### Which has better reviews, Calculator DE or CrewOrbit?

Calculator DE and CrewOrbit are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Calculator DE or CrewOrbit have ads?

Neither Calculator DE nor CrewOrbit shows ads.

### Which is updated more often, Calculator DE or CrewOrbit?

Calculator DE ships an update every 4 months, and CrewOrbit every 9 days. Most recently, Calculator DE was updated on October 21, 2026 and CrewOrbit on October 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.*