# Sonu vs SF Custom Chiropractic

The clearest difference is ads: Sonu at none against SF Custom Chiropractic's shown. Sonu also leads on update cadence (every 3 weeks vs every 2 months) and monetization model (free vs ad-supported). SF Custom Chiropractic's advantage is review sentiment (100% vs 72%) and iOS requirement (15.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

Sonu ships an update every 3 weeks, SF Custom Chiropractic every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sonu | SF Custom Chiropractic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (232 ratings)](https://appshunter.io/ios/app/sonu/id1597730467/reviews)** | — |
| Number of ratings | **232** | — |
| Positive reviews | 71.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 209 MB | 49 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sound Health Systems, Inc.](https://appshunter.io/developer/1500011226) | [Adam Jacobs Chiropractic Corp.](https://appshunter.io/developer/1661943209) |

## 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


### SF Custom Chiropractic

[App page](https://appshunter.io/ios/app/sf-custom-chiropractic/id1661943207)

Access chiropractic services, health information, and functional movement training. Book appointments and learn about conditions treated. Rated the #1 chiropractor in San Francisco.

**Highlights:** Learn about services, Read expert health blogs, Book appointments, Watch functional movement videos

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sonu free?

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

### Is SF Custom Chiropractic free?

SF Custom Chiropractic is free to download, with no in-app purchases.

### Do Sonu or SF Custom Chiropractic have ads?

SF Custom Chiropractic shows ads; Sonu does not.

### Which is updated more often, Sonu or SF Custom Chiropractic?

Sonu ships an update every 3 weeks, and SF Custom Chiropractic every 2 months. Most recently, Sonu was updated on October 23, 2026 and SF Custom Chiropractic 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.*