# MicroPStat vs Sound Recognition

The clearest difference is rating: MicroPStat at 5.0 against Sound Recognition's 1.0. MicroPStat also leads on ads (none vs shown) and monetization model (free vs ad-supported). Sound Recognition's advantage is update cadence (every 2 weeks vs every 2 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

MicroPStat holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

MicroPStat ships an update every 2 months, Sound Recognition every 2 weeks. The most recent releases landed on September 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | MicroPStat | Sound Recognition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/micropstat/id1436175184/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sound-recognition/id6504954671/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 12 MB | 36 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Analytical Instrument Systems, Inc.](https://appshunter.io/developer/1436175183) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### MicroPStat

[App page](https://appshunter.io/ios/app/micropstat/id1436175184)

This instrument enables voltammetric and striping analysis for low-level analyte detection. Users can navigate menus, collect, view, and analyze data directly on their iPad or iPhone, with cloud backup and MicroSD card access.

**Highlights:** Voltammetric analysis, Striping analysis for low-level detection, iOS device control (iPad/iPhone), Data collection and viewing, iCloud data backup, MicroSD card data access

**Features:** macOS Compatibility

**In-app purchases:** none


### Sound Recognition

[App page](https://appshunter.io/ios/app/sound-recognition/id6504954671)

This utility app notifies users with a screen change and light when a specific target voice is recognized. It also displays the most likely speech recognition result, including its type and evaluation value.

**Highlights:** Voice recognition alerts, Screen and light notification, Displays speech recognition results, Configurable recognition threshold

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MicroPStat free?

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

### Is Sound Recognition free?

Sound Recognition is free to download, with no in-app purchases.

### Which has better reviews, MicroPStat or Sound Recognition?

MicroPStat is rated higher. MicroPStat averages 5.0 out of 5 from 1 ratings, while Sound Recognition averages 1.0 from 1 ratings.

### Do MicroPStat or Sound Recognition have ads?

Sound Recognition shows ads; MicroPStat does not.

### Which is updated more often, MicroPStat or Sound Recognition?

MicroPStat ships an update every 2 months, and Sound Recognition every 2 weeks. Most recently, MicroPStat was updated on September 26, 2026 and Sound Recognition on October 7, 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.*