Comparison

Flat Stomach Workouts vs NeuroLup

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Flat Stomach Workouts

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
Read full description

This app is for anyone who wants to achieve a flat stomach through exercise! The app will help you strengthen and build abdominal muscles without equipment. Trimming belly fat can be difficult, however this app includes proven routines to help you achieve a flat stomach as fast as possible. Your Fitivity app has multiple training programs in it! Switch between programs that were designed specifically for you! In addition to your weekly workouts, try out Fitivity COACHING! Coaching is a highly engaging exercise experience that combines mixes by DJ's and super motivating trainers to push you through workouts. • Audio guidance from your personal digital trainer • Customized workouts designed for you each week. • For each workout you are provided with HD instructional videos to preview & learn training techniques. • Stream workouts online or do workouts offline. Subscription Details For your convenience, subscription charges will be processed through your iTunes account, ensuring a seamless and secure payment experience. You can manage your subscription at any time, giving you full control over your membership. Should you decide to cancel, simply do so at least 24 hours before the end of your current subscription period to avoid auto-renewal. • Payment is charged to your iTunes account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. You can turn off the auto-renew subscription from your device settings. • Account will be charged for renewal within 24 hours before the end of the current period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. To manage your subscription or turn off auto-renewal on your iPhone: 1. Open the Settings app 2. Tap your name or Apple ID 3. Tap Subscriptions 4. Tap the subscription you want to manage 5. Use the options to manage your subscription Privacy Policy and Terms of Use: https://www.loyal.app/privacy-policy

About

NeuroLup

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
Read full description

NeuroLup, a product of ReLup, is a platform that collects and assesses digital biomarkers related to cognitive health. Digital biomarkers are objective, quantifiable, behavioral or physiological data that are collected via digital devices. NeuroLup extracts digital biomarkers from various brain games. Using NeuroLup is easy and fun, with brain games being completed in under 15 minutes! Disclaimer: NeuroLup is not a diagnostic tool and should not be used for any medical decisions without first consulting with a medical doctor.

Screenshots

Flat Stomach Workouts4 screens
NeuroLup4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Flat Stomach Workouts versus NeuroLup: the parameters behind the verdict, then further details
ParameterFlat Stomach WorkoutsNeuroLup
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings—1 — better
Update frequencyEvery 5 weeksFortnightly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size141 MB33 MB
Age rating4+4+
DeveloperLoyal Health & Fitness, Inc.ReLup Inc.

Customer experience

Flat Stomach Workouts

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

NeuroLup

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

11 purchases

Flat Stomach Workouts

Subscriptions5
  • Monthly Subscription3 Days trial$0.991 Month
  • Fitivity Premium7 Days trial$1.991 Month
  • ad Free One Month$1.991 Month
Show 2 more
  • Yearly Subscription$5.991 Year
  • Yearly Subscription7 Days trial$9.491 Year
One-time6
  • Entire Program - Flat Stomach$4.99
  • Entire Program - Six Pack$4.99
  • Entire Program - 8 Minute Abs$4.99
Show 3 more
  • Entire Program - Lower Abs$4.99
  • Purchase levels of all programs$14.99
  • Lifetime Premium Subscription$299.99
None

NeuroLup

No in-app purchases

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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