# WMC Fall Rate Calculator vs Ariel Quick Size

The clearest difference is rating: Ariel Quick Size at 5.0 against WMC Fall Rate Calculator's 3.8. Ariel Quick Size also leads on update cadence (every 7 months vs every 18 months) and iOS requirement (9.0 vs 15.6). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Ariel Quick Size holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

WMC Fall Rate Calculator ships an update every 18 months, Ariel Quick Size every 7 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | WMC Fall Rate Calculator | Ariel Quick Size |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/wmc-fall-rate-calculator/id500495376/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ariel-quick-size/id571901596/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 7 months** |
| Monetization | Free | Free |
| Size | 4 MB | 31 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Well Master Corporation](https://appshunter.io/developer/500495379) | [Ariel Corporation](https://appshunter.io/developer/571901606) |

## What reviewers say

### WMC Fall Rate Calculator

[App page](https://appshunter.io/ios/app/wmc-fall-rate-calculator/id500495376)

This application assists operators of natural gas production wells that use Well Master plungers. It aids in deliquification and production optimization for improved well performance.

**Highlights:** Natural gas well optimization, Well Master plunger support, Deliquification assistance, Production optimization, Operator tool

**In-app purchases:** none


### Ariel Quick Size

[App page](https://appshunter.io/ios/app/ariel-quick-size/id571901596)

This utility app helps users estimate compressor configurations based on input pressures and flow requirements. It calculates needed horsepower or flow, suggests frame and cylinder configurations, and estimates stages, bore sizes, and discharge temperatures. Results can be emailed for further review.

**Highlights:** Horsepower or gas flow estimate, Compressor frame and cylinder configuration, Estimate required stages and bore sizes, Input gas specific gravity, English or Metric units, Email results

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WMC Fall Rate Calculator free?

WMC Fall Rate Calculator is free to download, with no in-app purchases.

### Is Ariel Quick Size free?

Ariel Quick Size is free to download, with no in-app purchases.

### Which has better reviews, WMC Fall Rate Calculator or Ariel Quick Size?

Ariel Quick Size is rated higher. WMC Fall Rate Calculator averages 3.8 out of 5 from 4 ratings, while Ariel Quick Size averages 5.0 from 2 ratings.

### Do WMC Fall Rate Calculator or Ariel Quick Size have ads?

Neither WMC Fall Rate Calculator nor Ariel Quick Size shows ads.

### Which is updated more often, WMC Fall Rate Calculator or Ariel Quick Size?

WMC Fall Rate Calculator ships an update every 18 months, and Ariel Quick Size every 7 months. Most recently, WMC Fall Rate Calculator was updated on October 23, 2026 and Ariel Quick Size on October 26, 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.*