# UH1 PPC vs SubQ Calc

The clearest difference is price: SubQ Calc at Free against UH1 PPC's $1.99. SubQ Calc also leads on rating (5.0 vs 3.0). UH1 PPC's advantage is iOS requirement (13.0 vs 17.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

SubQ Calc is free to download; UH1 PPC costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SubQ Calc holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UH1 PPC ships an update every 3 months, SubQ Calc every 6 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | UH1 PPC | SubQ Calc |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/uh1-ppc/id717659412/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subq-calc-reconstitution/id6762636601/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 3 MB | 0 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Michael Ward](https://appshunter.io/developer/1594939734) | [OLIVER JAMES MORRIS](https://appshunter.io/developer/1886614962) |

## What reviewers say

### UH1 PPC

[App page](https://appshunter.io/ios/app/uh1-ppc/id717659412)

This utility app assists with performance planning for UH-1H and UH-1H II helicopters. It calculates critical flight parameters like takeoff, center of gravity, and fuel consumption, streamlining the planning process for users.

**Highlights:** Take-off calculations, Center of Gravity calculations, Fuel Consumption calculations, Performance planning for UH-1H/II, Streamlined planning process

**Features:** macOS Compatibility

**In-app purchases:** none


### SubQ Calc

[App page](https://appshunter.io/ios/app/subq-calc-reconstitution/id6762636601)

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

**In-app purchases:** none


## Frequently asked questions

### Is UH1 PPC free?

UH1 PPC costs $1.99, with no in-app purchases.

### Is SubQ Calc free?

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

### Which has better reviews, UH1 PPC or SubQ Calc?

SubQ Calc is rated higher. UH1 PPC averages 3.0 out of 5 from 2 ratings, while SubQ Calc averages 5.0 from 2 ratings.

### Do UH1 PPC or SubQ Calc have ads?

Neither UH1 PPC nor SubQ Calc shows ads.

### Which is updated more often, UH1 PPC or SubQ Calc?

UH1 PPC ships an update every 3 months, and SubQ Calc every 6 weeks. Most recently, UH1 PPC was updated on October 14, 2026 and SubQ Calc on October 24, 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.*