# Sonoscout vs Tab4 Checker

The clearest difference is rating: Sonoscout at 5.0 against Tab4 Checker's 1.0. Sonoscout also leads on ratings volume (4 vs 1) and iOS requirement (12.0 vs 15.6). Tab4 Checker's advantage is update cadence (fortnightly vs every 3 months) and device support (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sonoscout holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Sonoscout ships an update every 3 months, Tab4 Checker fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sonoscout | Tab4 Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sonoscout/id622515891/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/tab4-checker/id1545894852/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 81 MB | 74 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hottinger Bruel & Kjaer A/S](https://appshunter.io/developer/622515894) | [Mitric S.R.L.](https://appshunter.io/developer/415910322) |

## What reviewers say

### Sonoscout

[App page](https://appshunter.io/ios/app/sonoscout/id622515891)

This app enables portable, multi-channel noise and vibration recording with real-time analysis. It allows users to control measurements, document tests with photos and videos, and perform on-the-go validation using touch-based analysis tools.

**Highlights:** Multi-channel NVH recording, Real-time analysis, Wireless data acquisition, GPS route mapping, Multi-touch graph analysis, Data export in multiple formats

**Features:** macOS Compatibility

**In-app purchases:** none


### Tab4 Checker

[App page](https://appshunter.io/ios/app/tab4-checker/id1545894852)

Streamline audits and inspections with a customizable platform. Create checklists, compile reports, and manage action plans efficiently. Ideal for businesses aiming to improve quality standards and compliance.

**Highlights:** Customizable checklist creation, Offline data compilation, Real-time reporting, Action plan management, Attachment of media to checklist items, QR code identification for checklists, Real-time anomaly verification

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sonoscout free?

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

### Is Tab4 Checker free?

Tab4 Checker is free to download, with no in-app purchases.

### Which has better reviews, Sonoscout or Tab4 Checker?

Sonoscout is rated higher. Sonoscout averages 5.0 out of 5 from 4 ratings, while Tab4 Checker averages 1.0 from 1 ratings.

### Do Sonoscout or Tab4 Checker have ads?

Neither Sonoscout nor Tab4 Checker shows ads.

### Which is updated more often, Sonoscout or Tab4 Checker?

Sonoscout ships an update every 3 months, and Tab4 Checker fortnightly. Most recently, Sonoscout was updated on November 1, 2026 and Tab4 Checker on November 3, 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.*