# HPLC Troubleshooting Guide vs Expert Buffer Designer

The clearest difference is ads: HPLC Troubleshooting Guide at none against Expert Buffer Designer's shown. HPLC Troubleshooting Guide also leads on monetization model (free vs ad-supported) and ratings volume (3 vs 1). On price, rating, review sentiment 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.

On the App Store both sit at effectively the same score — 5.0 for HPLC Troubleshooting Guide against 5.0 for Expert Buffer Designer. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | HPLC Troubleshooting Guide | Expert Buffer Designer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/hplc-troubleshooting-guide/id573520445/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/expert-buffer-designer/id6739745588/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | **Free** | Ad-supported |
| Size | 49 MB | 26 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thermo Fisher Scientific](https://appshunter.io/developer/407517076) | [Bioprocess Tools LLC](https://appshunter.io/developer/1786829896) |

## What reviewers say

### HPLC Troubleshooting Guide

[App page](https://appshunter.io/ios/app/hplc-troubleshooting-guide/id573520445)

This application provides comprehensive guidance for diagnosing and resolving issues with High-Performance Liquid Chromatography (HPLC) systems. It offers quick tips, solutions for common problems across various detection methods, and helpful tools like a method transfer calculator.

**Highlights:** Instrument setup troubleshooting tips, Solutions for HPLC, nano LC, fluorescence, and charged aerosol detection, HPLC and UHPLC method transfer calculator, Links to relevant HPLC application content, Built-in sharing for team collaboration

**Features:** Vision Pro support

**In-app purchases:** none


### Expert Buffer Designer

[App page](https://appshunter.io/ios/app/expert-buffer-designer/id6739745588)

This application helps scientists and lab professionals design and analyze buffer solutions with a pH calculator and real-time feedback. It offers comprehensive buffer selection, variability analysis, and dynamic pH adjustment for precise results.

**Highlights:** Comprehensive buffer selection with sensitivity visualization, Instant variability analysis with heat map, Detailed compound and ion insights, Dynamic pH adjustment with real-time feedback, Personalized buffer library, Multi-platform availability (iOS, iPad, Mac)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HPLC Troubleshooting Guide free?

HPLC Troubleshooting Guide is free to download, with no in-app purchases.

### Is Expert Buffer Designer free?

Expert Buffer Designer is free to download, with no in-app purchases.

### Which has better reviews, HPLC Troubleshooting Guide or Expert Buffer Designer?

HPLC Troubleshooting Guide and Expert Buffer Designer are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do HPLC Troubleshooting Guide or Expert Buffer Designer have ads?

Expert Buffer Designer shows ads; HPLC Troubleshooting Guide does not.

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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.*