# Sonu vs Elemind

The clearest difference is rating: Sonu at 4.4 against Elemind's 2.3. Sonu also leads on in-app purchases (none vs 2) and review sentiment (74% vs 44%). Elemind's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Elemind sells 2 in-app purchases, starting at $12.99 per month. Sonu asks for nothing beyond the download.

Sonu holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Sonu has 227 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 74% of Sonu's written reviews are positive against 44% of Elemind's.

Sonu ships an update every 3 weeks, Elemind every 10 days. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Sonu | Elemind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (227 ratings)](https://appshunter.io/ios/app/sonu/id1597730467/reviews)** | [2.3 (7 ratings)](https://appshunter.io/ios/app/elemind/id6502909319/reviews) |
| Number of ratings | **227** | 7 |
| Positive reviews | **74.5% of reviews** | 44.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 191 MB | 71 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sound Health Systems, Inc.](https://appshunter.io/developer/1500011226) | [Elemind Technologies, Inc.](https://appshunter.io/developer/1524781150) |

## What reviewers say

### 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


### Elemind

[App page](https://appshunter.io/ios/app/elemind/id6502909319)

This app uses neurotechnology to read and respond to your brainwaves, guiding you into deeper sleep. It analyzes EEG signals to deliver precise acoustic stimulation, helping you fall asleep faster and improve sleep efficiency without negative side effects.

**Highlights:** Real-time EEG brainwave tracking, Personalized acoustic stimulation, Faster sleep onset, Improved sleep efficiency, Detailed sleep stage analysis, Data-driven sleep insights

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Elemind Monthly | $12.99 | per month |
| Elemind Annual | $83.99 | per year |


## Frequently asked questions

### Is Sonu free?

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

### Is Elemind free?

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

### Which has better reviews, Sonu or Elemind?

Sonu is rated higher. Sonu averages 4.4 out of 5 from 227 ratings, while Elemind averages 2.3 from 7 ratings.

### Do Sonu or Elemind have ads?

Neither Sonu nor Elemind shows ads.

### Which is updated more often, Sonu or Elemind?

Sonu ships an update every 3 weeks, and Elemind every 10 days. Most recently, Sonu was updated on September 14, 2026 and Elemind on September 21, 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.*