# Flow Rate Help vs ASME Materials and Electrodes

The clearest difference is rating: Flow Rate Help at 4.3 against ASME Materials and Electrodes's 1.0. Flow Rate Help also leads on update cadence (every 15 months vs every 74 months) and ratings volume (44 vs 1). On ads, in-app purchases and monetization model there is nothing between them.

Flow Rate Help costs $0.99 and ASME Materials and Electrodes $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Flow Rate Help holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Flow Rate Help has 44 ratings behind it against 1, so its average is the more settled of the two.

Flow Rate Help ships an update every 15 months, ASME Materials and Electrodes every 74 months. The most recent releases landed on August 6, 2026 and August 24, 2026 respectively.

## The numbers

| Metric | Flow Rate Help | ASME Materials and Electrodes |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | **[4.3 (44 ratings)](https://appshunter.io/ios/app/flow-rate-help/id1009898806/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/asme-materials-and-electrodes/id1488097945/reviews) |
| Number of ratings | **44** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 74 months |
| Monetization | Paid | Paid |
| Size | 3 MB | 1 MB |
| Requires iOS | **11.0** | 18.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [Imran Pinjara](https://appshunter.io/developer/1484488781) |

## What reviewers say

### Flow Rate Help

[App page](https://appshunter.io/ios/app/flow-rate-help/id1009898806)

Calculate liquid flow rate, pipe diameter, or velocity with ease. Customize units for diameter, velocity, and flow rate, and set your preferred decimal places for precise results.

**Highlights:** Solve flow rate equations, Customizable diameter units, Customizable velocity units, Customizable flow rate units, Set decimal places

**Features:** Vision Pro support

**In-app purchases:** none


### ASME Materials and Electrodes

[App page](https://appshunter.io/ios/app/asme-materials-and-electrodes/id1488097945)

This app provides a quick reference for fabrication engineers, welders, and designers. It offers detailed ASME/ASTM material specifications and recommended AWS welding electrode selections for various materials used in fabrication and manufacturing.

**Highlights:** ASME/ASTM material specifications, AWS welding electrode recommendations, Material grades and properties, Preheat & post-weld heat treatment data, Fabrication notes, Reference standards

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

**In-app purchases:** none


## Frequently asked questions

### Is Flow Rate Help free?

Flow Rate Help costs $0.99, with no in-app purchases.

### Is ASME Materials and Electrodes free?

ASME Materials and Electrodes costs $3.99, with no in-app purchases.

### Which has better reviews, Flow Rate Help or ASME Materials and Electrodes?

Flow Rate Help is rated higher. Flow Rate Help averages 4.3 out of 5 from 44 ratings, while ASME Materials and Electrodes averages 1.0 from 1 ratings.

### Do Flow Rate Help or ASME Materials and Electrodes have ads?

Neither Flow Rate Help nor ASME Materials and Electrodes shows ads.

### Which is updated more often, Flow Rate Help or ASME Materials and Electrodes?

Flow Rate Help ships an update every 15 months, and ASME Materials and Electrodes every 74 months. Most recently, Flow Rate Help was updated on August 6, 2026 and ASME Materials and Electrodes on August 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.*