# Neptune Slurry Calculator vs QRClone Create perfectly equal QR code

The clearest difference is rating: Neptune Slurry Calculator at 5.0 against QRClone Create perfectly equal QR code's 4.0. Neptune Slurry Calculator also leads on review sentiment (100% vs 75%). QRClone Create perfectly equal QR code's advantage is update cadence (every 3 weeks vs every 50 months) and iOS requirement (9.2 vs 13.4). On price, ratings volume, 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.

Neptune Slurry Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 100% of Neptune Slurry Calculator's written reviews are positive against 75% of QRClone Create perfectly equal QR code's.

Neptune Slurry Calculator ships an update every 50 months, QRClone Create perfectly equal QR code every 3 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Neptune Slurry Calculator | QRClone Create perfectly equal QR code |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/neptune-slurry-calculator/id1095701474/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/qrclone-create-perfectly-equal-qr-code/id1262245739/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **100.0% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 2 MB |
| Requires iOS | 13.4 | **9.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chuck Baxter](https://appshunter.io/developer/1095701473) | [RR Soft](https://appshunter.io/developer/363992052) |

## What reviewers say

### Neptune Slurry Calculator

[App page](https://appshunter.io/ios/app/neptune-slurry-calculator/id1095701474)

Calculate essential slurry and pump parameters for the sand and aggregate industries. This tool offers dynamic head, horsepower, mass balance, and flow calculations, along with unit conversions.

**Highlights:** Pump total dynamic head and horsepower calculations, Pipe line velocities, Mass balances, Flow over weirs, Motor information, Unit conversions (% solids to SG, psi to ft. of head, mesh sizes)

**Features:** macOS Compatibility

**In-app purchases:** none


### QRClone Create perfectly equal QR code

[App page](https://appshunter.io/ios/app/qrclone-create-perfectly-equal-qr-code/id1262245739)

This utility app allows you to duplicate QR codes and read their embedded information. It can identify version, error correction level, mask pattern, input mode, and the presence of an invisible area within a QR code.

**Highlights:** Duplicate QR codes, Read QR code version, Identify error correction level, Detect mask pattern, Analyze input mode, Check for invisible area

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

**In-app purchases:** none


## Frequently asked questions

### Is Neptune Slurry Calculator free?

Neptune Slurry Calculator is free to download, with no in-app purchases.

### Is QRClone Create perfectly equal QR code free?

QRClone Create perfectly equal QR code is free to download, with no in-app purchases.

### Which has better reviews, Neptune Slurry Calculator or QRClone Create perfectly equal QR code?

Neptune Slurry Calculator is rated higher. Neptune Slurry Calculator averages 5.0 out of 5 from 2 ratings, while QRClone Create perfectly equal QR code averages 4.0 from 2 ratings.

### Do Neptune Slurry Calculator or QRClone Create perfectly equal QR code have ads?

Neither Neptune Slurry Calculator nor QRClone Create perfectly equal QR code shows ads.

### Which is updated more often, Neptune Slurry Calculator or QRClone Create perfectly equal QR code?

Neptune Slurry Calculator ships an update every 50 months, and QRClone Create perfectly equal QR code every 3 weeks. Most recently, Neptune Slurry Calculator was updated on October 10, 2026 and QRClone Create perfectly equal QR code on October 6, 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.*