# SCR MAXFLO™ vs ADCA Tools

The clearest difference is update cadence: ADCA Tools at daily against SCR MAXFLO™'s every 11 months. ADCA Tools also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

SCR MAXFLO™ ships an update every 11 months, ADCA Tools daily. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SCR MAXFLO™ | ADCA Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/scr-maxflo/id1077499630/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Daily** |
| Monetization | Free | — |
| Size | 7 MB | 28 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Southwire Company](https://appshunter.io/developer/440338423) | [VALSTEAM ADCA ENGINEERING, S.A.](https://appshunter.io/developer/1750422422) |

## What reviewers say

### SCR MAXFLO™

[App page](https://appshunter.io/ios/app/scr-maxflo/id1077499630)

This app calculates pressure drop, fluid velocity, Reynold's number, and friction factor for liquids and gases. It allows users to create custom projects, manage pipes, fluids, and fittings, and supports both metric and imperial units for efficient on-site work.

**Highlights:** Pressure drop calculation, Fluid velocity calculation, Reynold's number calculation, Friction factor calculation, Custom project creation, Pipe, fluid, and fitting management, Metric and imperial unit support

**Features:** macOS Compatibility

**In-app purchases:** none


### ADCA Tools

[App page](https://appshunter.io/ios/app/adca-tools/id6503931944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SCR MAXFLO™ free?

SCR MAXFLO™ is free to download, with no in-app purchases.

### Is ADCA Tools free?

ADCA Tools is free to download, with no in-app purchases.

### Do SCR MAXFLO™ or ADCA Tools have ads?

Neither SCR MAXFLO™ nor ADCA Tools shows ads.

### Which is updated more often, SCR MAXFLO™ or ADCA Tools?

SCR MAXFLO™ ships an update every 11 months, and ADCA Tools daily. Most recently, SCR MAXFLO™ was updated on September 9, 2026 and ADCA Tools on September 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.*