# Nerva vs Formula For Life

The clearest difference is in-app purchases: Formula For Life at none against Nerva's 4. Nerva's advantage is chart position (#196 vs unranked). 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. Formula For Life asks for nothing beyond the download.

Nerva ships an update weekly, Formula For Life every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Nerva | Formula For Life |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15K ratings)](https://appshunter.io/ios/app/nerva-gut-brain-program/id1467398796/reviews)** | — |
| Number of ratings | **15K** | — |
| Positive reviews | 72.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#196** | — |
| Size | 139 MB | 95 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +12 | 17+ |
| Developer | [Mindset Health Pty Ltd](https://appshunter.io/developer/1255073245) | [Formula For Life](https://appshunter.io/developer/6793387347) |

## What reviewers say

### Nerva

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

**Currently charting:** #196 Top Grossing · Health & Fitness (US App Store)

This program helps manage gut-brain disorders like IBS and bloating by retraining the nervous system. It offers daily sessions, practical tools, and personalized guidance to improve digestive comfort and reduce symptoms.

**Highlights:** Daily 15-minute retraining sessions, Flare-up tools for specific symptoms, Long-term maintenance plan, AI-driven personalization, Evidence-based gut-brain techniques

**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


### Formula For Life

[App page](https://appshunter.io/ios/app/formula-for-life/id6793387345)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nerva free?

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

### Is Formula For Life free?

Formula For Life is free to download, with no in-app purchases.

### Do Nerva or Formula For Life have ads?

Neither Nerva nor Formula For Life shows ads.

### Which is updated more often, Nerva or Formula For Life?

Nerva ships an update weekly, and Formula For Life every 5 days. Most recently, Nerva was updated on November 5, 2026 and Formula For Life on October 31, 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.*