# Flat Stomach Workouts vs NeuroLup

The clearest difference is in-app purchases: NeuroLup at none against Flat Stomach Workouts's 11. NeuroLup also leads on ads (none vs shown) and update cadence (fortnightly vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Flat Stomach Workouts sells 11 in-app purchases, starting at $0.99 per month. NeuroLup asks for nothing beyond the download.

Flat Stomach Workouts ships an update every 5 weeks, NeuroLup fortnightly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Flat Stomach Workouts | NeuroLup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/neurolup/id6445998683/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 141 MB | 33 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Loyal Health & Fitness, Inc.](https://appshunter.io/developer/1088263310) | [ReLup Inc.](https://appshunter.io/developer/1675369666) |

## What reviewers say

### Flat Stomach Workouts

[App page](https://appshunter.io/ios/app/flat-stomach-workouts/id889654541)

Achieve a flatter stomach with targeted abdominal exercises that require no equipment. This app offers customized weekly routines and HD instructional videos to guide you. Enhance your experience with motivating audio guidance and DJ mixes.

**Highlights:** No equipment required, Customized weekly workouts, HD instructional videos, Audio guidance from trainer, Offline workout access, DJ-mixed motivating workouts

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Fitivity Premium | $1.99 | per month |
| ad Free One Month | $1.99 | per month |
| Yearly Subscription | $5.99 | per year |
| Yearly Subscription | $9.49 | per year |
| Entire Program - Flat Stomach | $4.99 | one-time |
| Entire Program - Six Pack | $4.99 | one-time |
| Entire Program - 8 Minute Abs | $4.99 | one-time |
| Entire Program - Lower Abs | $4.99 | one-time |
| Purchase levels of all programs | $14.99 | one-time |
| Lifetime Premium Subscription | $299.99 | one-time |


### NeuroLup

[App page](https://appshunter.io/ios/app/neurolup/id6445998683)

This platform uses AI to collect and assess digital biomarkers from engaging brain games. It helps users understand their cognitive health through fun, short activities. It is not a diagnostic tool and medical advice should be sought from a doctor.

**Highlights:** AI-powered biomarker assessment, Engaging brain games, Digital biomarker collection, Cognitive health insights, Games under 15 minutes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flat Stomach Workouts free?

Flat Stomach Workouts is free to download, with in-app purchases available.

### Is NeuroLup free?

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

### Do Flat Stomach Workouts or NeuroLup have ads?

Flat Stomach Workouts shows ads; NeuroLup does not.

### Which is updated more often, Flat Stomach Workouts or NeuroLup?

Flat Stomach Workouts ships an update every 5 weeks, and NeuroLup fortnightly. Most recently, Flat Stomach Workouts was updated on October 14, 2026 and NeuroLup 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.*