# Envelope Integrity Reporter vs VibeCheck

The clearest difference is in-app purchases: Envelope Integrity Reporter at none against VibeCheck's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VibeCheck sells 1 one-off in-app purchase. Envelope Integrity Reporter asks for nothing beyond the download.

Envelope Integrity Reporter ships an update every 4 weeks, VibeCheck every 2 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Envelope Integrity Reporter | VibeCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (16 ratings)](https://appshunter.io/ios/app/vibecheck/id1343722080/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 173 MB | 9 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Efficiency Matrix](https://appshunter.io/developer/1282284168) | [ITNNOVATE D.O.O.E.L.](https://appshunter.io/developer/1343722079) |

## What reviewers say

### Envelope Integrity Reporter

[App page](https://appshunter.io/ios/app/envelope-integrity-reporter/id1282284169)

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

**In-app purchases:** none


### VibeCheck

[App page](https://appshunter.io/ios/app/vibecheck/id1343722080)

This app measures overall vibration, velocity, and demodulation values using an external sensor. It allows users to capture images of machinery, add notes, and perform ISO assessments during data collection. Simple reports can be emailed directly from the device.

**Highlights:** Overall vibration measurement, Velocity and demodulation calculations, Machine image capture, Note saving, ISO 10860 assessment, Email simple reports

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FFT Extension | $599.99 | one-time |


## Frequently asked questions

### Is Envelope Integrity Reporter free?

Envelope Integrity Reporter is free to download, with no in-app purchases.

### Is VibeCheck free?

VibeCheck is free to download, with in-app purchases available.

### Do Envelope Integrity Reporter or VibeCheck have ads?

Neither Envelope Integrity Reporter nor VibeCheck shows ads.

### Which is updated more often, Envelope Integrity Reporter or VibeCheck?

Envelope Integrity Reporter ships an update every 4 weeks, and VibeCheck every 2 months. Most recently, Envelope Integrity Reporter was updated on October 10, 2026 and VibeCheck on October 24, 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.*