# Nerva vs KBMO

The clearest difference is in-app purchases: KBMO at none against Nerva's 4. KBMO also leads on rating (5.0 vs 4.7). Nerva's advantage is ratings volume (15K vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Nerva sells 4 in-app purchases, starting at $99.00 per month. KBMO asks for nothing beyond the download.

KBMO holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Nerva has 15K ratings behind it against 2, so its average is the more settled of the two.

Nerva ships an update every 2 weeks, KBMO every 3 weeks. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Nerva | KBMO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (15K ratings)](https://appshunter.io/ios/app/nerva-gut-brain-program/id1467398796/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kbmo/id6757969108/reviews)** |
| Number of ratings | **15K** | 2 |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 138 MB | 36 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Mindset Health Pty Ltd](https://appshunter.io/developer/1255073245) | [KBMO Diagnostics](https://appshunter.io/developer/1117169460) |

## What reviewers say

### Nerva

[App page](https://appshunter.io/ios/app/nerva-gut-brain-program/id1467398796)

This app offers a personalized gut-brain therapy program to manage symptoms of IBS, FD, GERD, and other gut-brain disorders. It aims to retrain the nervous system and improve communication between the gut and brain through daily sessions and practical tools.

**Highlights:** Personalized gut-brain therapy program, Daily 15-minute retraining sessions, Flare-up management tools, Long-term symptom maintenance plan, AI-driven personalization, Evidence-based clinical research

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nerva IBS program (Monthly) | $99.00 | per month |
| Nerva IBS program (3 Month) | $149.00 | per 3 months |
| 30% Off Nerva IBS (3 Month) | $149.00 | per 3 months |
| Nerva Full Access | $199.00 | per year |

**What reviewers like**

- 🚀 Effective for symptom reduction
- 👍 Calming and relaxing sessions
- 💡 Helpful for managing stress and anxiety
- 👍 Positive affirmations and education
- 🚀 Quick improvements seen by some users

**What reviewers complain about**

- 🔁 Repetitive nature of sessions
- 💰 Expensive subscription cost
- 🔍 Lack of customization options
- 🐛 Technical issues with app functionality

**Reported bugs**

- App getting stuck on certain days
- Difficulty accessing previous sessions
- Inconsistent user experience across devices

**Requested features**

- More variety in guided visualizations
- Ability to skip or replace certain sessions
- Maintenance plan with reduced pricing
- Offline access to recordings


### KBMO

[App page](https://appshunter.io/ios/app/kbmo/id6757969108)

Access your personalized Food Inflammation Test and Meal Plan results directly on your phone. This app offers an easy-to-understand and readily available presentation of your health data, replacing physical printouts. Always consult a doctor for medical advice alongside using the app.

**Highlights:** Personalized test results, Digital meal plan access, Easy-to-understand presentation, Always available on phone, Replaces printouts

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

**In-app purchases:** none


## Frequently asked questions

### Is Nerva free?

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

### Is KBMO free?

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

### Which has better reviews, Nerva or KBMO?

KBMO is rated higher. Nerva averages 4.7 out of 5 from 15K ratings, while KBMO averages 5.0 from 2 ratings.

### Do Nerva or KBMO have ads?

Neither Nerva nor KBMO shows ads.

### Which is updated more often, Nerva or KBMO?

Nerva ships an update every 2 weeks, and KBMO every 3 weeks. Most recently, Nerva was updated on October 15, 2026 and KBMO on September 29, 2026.

---

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