# OPUS Connect vs Nightproof

The clearest difference is price: OPUS Connect at Free against Nightproof's $2.99. OPUS Connect also leads on in-app purchases (none vs 1) and update cadence (fortnightly vs every 6 weeks). On ads and device support there is nothing between them.

OPUS Connect is free to download; Nightproof costs $2.99 up front. Nightproof sells 1 one-off in-app purchase. OPUS Connect asks for nothing beyond the download.

OPUS Connect ships an update fortnightly, Nightproof every 6 weeks. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | OPUS Connect | Nightproof |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.1 (17 ratings)](https://appshunter.io/ios/app/opus-connect/id1661617364/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 115 MB | 4 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [OPUS Immersive, Inc](https://appshunter.io/developer/1638758805) | [colby dimaggio](https://appshunter.io/developer/1891903456) |

## What reviewers say

### OPUS Connect

[App page](https://appshunter.io/ios/app/opus-connect/id1661617364)

Experience a symphony of wellness with sound and vibration for inner peace and emotional well-being. Customize your sessions with an evolving library of immersive soundscapes and controls.

**Highlights:** Personalized wellness sessions, Immersive soundscapes, SoundBed multi-sensory experience, Customizable frequency, sound, and vibration controls, Portable serenity, Evolving library with weekly updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Nightproof

[App page](https://appshunter.io/ios/app/nightproof-drunk-mode-blocker/id6762097129)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nightproof Unlock | $4.99 | one-time |


## Frequently asked questions

### Is OPUS Connect free?

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

### Is Nightproof free?

Nightproof costs $2.99, and also offers in-app purchases.

### Do OPUS Connect or Nightproof have ads?

Neither OPUS Connect nor Nightproof shows ads.

### Which is updated more often, OPUS Connect or Nightproof?

OPUS Connect ships an update fortnightly, and Nightproof every 6 weeks. Most recently, OPUS Connect was updated on October 4, 2026 and Nightproof on October 2, 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.*