# OrthoPulse App vs Sonu

The clearest difference is review sentiment: Sonu at 73% against OrthoPulse App's 0%. Sonu also leads on rating (4.4 vs 1.6) and ratings volume (232 vs 23). OrthoPulse App's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence, ads 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.

Sonu holds the better App Store score, 4.4 against 1.6. That said, the two scores are not equally well evidenced: Sonu has 232 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 0% of OrthoPulse App's written reviews are positive against 73% of Sonu's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | OrthoPulse App | Sonu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (23 ratings)](https://appshunter.io/ios/app/orthopulse-app/id1591164992/reviews) | **[4.4 (232 ratings)](https://appshunter.io/ios/app/sonu/id1597730467/reviews)** |
| Number of ratings | 23 | **232** |
| Positive reviews | 0.0% of reviews | **73.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 46 MB | 209 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Biolux Technology GmbH](https://appshunter.io/developer/1591164994) | [Sound Health Systems, Inc.](https://appshunter.io/developer/1500011226) |

## What reviewers say

### OrthoPulse App

[App page](https://appshunter.io/ios/app/orthopulse-app/id1591164992)

This app helps users manage their orthodontic treatment by tracking daily progress and providing reminders. It works with a specific medical device to accelerate treatment and reduce discomfort from home. Users can monitor their journey towards a straighter smile with a simple interface.

**Highlights:** Daily treatment reminders, Real-time progress tracking, Milestone monitoring, Treatment updates, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Sonu

[App page](https://appshunter.io/ios/app/sonu/id1597730467)

This app offers personalized, drug-free acoustic resonance therapy for nasal congestion relief. It uses AI and facial scanning to tailor treatments, delivered via a separate wearable band. Track your progress and enjoy convenient, at-home therapy sessions.

**Highlights:** Personalized acoustic resonance therapy, Drug-free treatment, AI-enhanced facial scanning, Bluetooth connectivity, Treatment session tracking, Micro vibration options

**In-app purchases:** none

**What reviewers like**

- 👍 Product works well
- 👍 Drug-free congestion relief
- 👍 Effective for sinus issues
- 👍 Helps with breathing
- 👍 Revolutionary technology

**What reviewers complain about**

- 🐛 App has declined
- 🐛 New app confusing
- 🐛 Old features gone
- 🐛 Core functionality buried
- 🐛 Difficult to use (new app)

**Reported bugs**

- Infinite login loop
- App locks after session end
- Bluetooth connection issues
- Offline mode non-functional
- Cannot end session

**Requested features**

- Bring back old features
- Provide battery life indicator
- Add warning for high audio
- Restore alignment check
- Allow disconnection from band


## Frequently asked questions

### Is OrthoPulse App free?

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

### Is Sonu free?

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

### Which has better reviews, OrthoPulse App or Sonu?

Sonu is rated higher. OrthoPulse App averages 1.6 out of 5 from 23 ratings, while Sonu averages 4.4 from 232 ratings.

### Do OrthoPulse App or Sonu have ads?

Neither OrthoPulse App nor Sonu shows ads.

### Which is updated more often, OrthoPulse App or Sonu?

OrthoPulse App ships an update every 3 weeks, and Sonu every 3 weeks. Most recently, OrthoPulse App was updated on October 16, 2026 and Sonu on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*