Comparison

STIMULUS vs GYM HAYES

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

Head to head

About

STIMULUS

Features

Read full description

Guiding you through your health and fitness journey! - Book classes online in just a few clicks - Create your own exercise programmes or select from a range provided by the club - Track your progress from all your workouts - Keep track of your body measurements and progress - Take part in regular fitness challenges - Contact club staff directly - Interact and get to know your fellow members - See all the latest club news, offers and events - Refer Friends to the club online - Recipes Library - Video Workout Library Apple Health App Integration Track your progress with our HealthKit app integration to import and measure your daily steps, distance or calories burnt. Also use HealthKit to import your data from a range of different wearable devices.

About

GYM HAYES

Features

Read full description

Guiding you through your health and fitness journey! - Book classes online in just a few clicks - Track your progress from all your workouts - Keep track of your body measurements and progress - Take part in regular fitness challenges - See all the latest club news, offers and events - Recipes Library Apple Health App Integration Track your progress with our HealthKit app integration to import and measure your daily steps, distance or calories burnt. Also use HealthKit to import your data from a range of different wearable devices.

Screenshots

STIMULUS3 screens

GYM HAYES4 screens

Verdict

The call

STIMULUS and GYM HAYES are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

STIMULUS ships an update every 2 months, GYM HAYES every 3 months. Both last shipped on October 6, 2026.

ScorecardNo meaningful differences

STIMULUS versus GYM HAYES: the parameters behind the verdict, then further details
Parameter	STIMULUS	GYM HAYES
Price	Free	Free
Update frequency	Every 2 months — better	Every 3 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0 — better	15.0
Further details — not scored
Size	59 MB	68 MB
Age rating	4+	4+
Developer	TeamUp Sports	Ashbourne

In-app purchases

None

STIMULUS

No in-app purchases

None

GYM HAYES

No in-app purchases

Questions

Is STIMULUS free?

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

Is GYM HAYES free?

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

Do STIMULUS or GYM HAYES have ads?

Neither STIMULUS nor GYM HAYES shows ads.

Which is updated more often, STIMULUS or GYM HAYES?

STIMULUS ships an update every 2 months, and GYM HAYES every 3 months. Most recently, STIMULUS was updated on October 6, 2026 and GYM HAYES on October 6, 2026.