# Neurolign vs PrepLyfe

The clearest difference is in-app purchases: Neurolign at none against PrepLyfe's 4. PrepLyfe's advantage is update cadence (every 5 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PrepLyfe sells 4 in-app purchases, starting at $9.99 per month. Neurolign asks for nothing beyond the download.

Neurolign ships an update every 4 months, PrepLyfe every 5 days. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Neurolign | PrepLyfe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/preplyfe/id6760195495/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 112 MB | 52 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Neurolign Technologies Inc.](https://appshunter.io/developer/1534202401) | [Infinite Software Solutions, LLC](https://appshunter.io/developer/1883114650) |

## What reviewers say

### Neurolign

[App page](https://appshunter.io/ios/app/neurolign/id1534202399)

**In-app purchases:** none


### PrepLyfe

[App page](https://appshunter.io/ios/app/preplyfe/id6760195495)

This app uses AI to create personalized fitness and nutrition plans for athletes and coaches. It offers habit tracking, detailed logging of workouts and meals, and progress analysis. Coaches can manage clients, assign habits, and generate plans through a dedicated platform.

**Highlights:** AI-driven plan generation, Habit tracking with Discipline Score, Macro planning and food logging, Workout logging with progress trends, Body metrics tracking, Coach platform for client management

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Athlete Unlimited | $9.99 | per month |
| 15 AI credits | $4.99 | one-time |
| 50 AI credits | $14.99 | one-time |
| 120 AI credits | $29.99 | one-time |


## Frequently asked questions

### Is Neurolign free?

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

### Is PrepLyfe free?

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

### Do Neurolign or PrepLyfe have ads?

Neither Neurolign nor PrepLyfe shows ads.

### Which is updated more often, Neurolign or PrepLyfe?

Neurolign ships an update every 4 months, and PrepLyfe every 5 days. Most recently, Neurolign was updated on October 25, 2026 and PrepLyfe on November 5, 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.*