# UTC NOW vs Rotor Load Calc

The clearest difference is in-app purchases: UTC NOW at none against Rotor Load Calc's 2. Rotor Load Calc's advantage is update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rotor Load Calc sells 2 in-app purchases, starting at $1.99 per month. UTC NOW asks for nothing beyond the download.

UTC NOW ships an update every 4 months, Rotor Load Calc monthly. The most recent releases landed on October 18, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | UTC NOW | Rotor Load Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/rotor-load-calc/id6751245025/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 34 MB | 7 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masashi Yasaka](https://appshunter.io/developer/1748151382) | [Josh Cerf](https://appshunter.io/developer/1834218666) |

## What reviewers say

### UTC NOW

[App page](https://appshunter.io/ios/app/utc-now/id6503170187)

Easily convert UTC dates and times to your local time, and vice versa. This utility app features a simple interface and a small file size for efficient use. It offers ad-free functionality.

**Highlights:** UTC to local time conversion, Local time to UTC conversion, Simple interface, Small file size, Ad-free experience

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

**In-app purchases:** none


### Rotor Load Calc

[App page](https://appshunter.io/ios/app/rotor-load-calc/id6751245025)

This tool simplifies helicopter load calculations for pilots flying under government contracts. It generates fillable PDFs for performance calculations, signature, and submission, saving time and reducing errors. Easily manage and share your flight planning documents.

**Highlights:** Interagency helicopter load calculation, Fillable PDF generation, Aircraft performance data entry, Automated field population, File organization and sorting, Pilot and manager signature fields, PDF export and sharing options

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $1.99 | per month |
| 1 Year | $19.99 | per year |


## Frequently asked questions

### Is UTC NOW free?

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

### Is Rotor Load Calc free?

Rotor Load Calc is free to download, with in-app purchases available.

### Do UTC NOW or Rotor Load Calc have ads?

Neither UTC NOW nor Rotor Load Calc shows ads.

### Which is updated more often, UTC NOW or Rotor Load Calc?

UTC NOW ships an update every 4 months, and Rotor Load Calc monthly. Most recently, UTC NOW was updated on October 18, 2026 and Rotor Load Calc on October 23, 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.*