Comparison

Output Capture vs ESST

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

Head to head
About

Output Capture

This app, paired with a wearable sensor, provides comprehensive athlete performance analysis. It tracks strength, speed, power, and mobility with reliable and valid data, streamlining the entire assessment process for training optimization and return-to-play protocols.

Highlights
  • Comprehensive athlete testing
  • Strength, speed, power, mobility tracking
  • Reliable and valid data
  • Streamlined data management
  • End-to-end solution
  • Machine-learning algorithms
Read full description

Output Sports is your Swiss army knife to truly understand athletes and optimise their performance // Anytime, anywhere. Paired with an Output V2 Inertial Measurement Unit (IMU)*, the Capture app offers unparalleled versatility, scalability and usability without sacrificing accuracy and validity, making it the perfect tool for assessing athlete performance. With Output’s machine-learning algorithms you have the ability to test and track multiple components of athletic performance. * Use of the Capture app requires the wearable V2 Capture IMU sensor to function. The Capture app requires iOS 15.0+. - End-To-End Solution One simple, portable, easy to use tool that can be used for comprehensive athlete testing and tracking of strength, speed, power, mobility & more. Whether integrating it into training programme optimisation, developing return to play assessments, or driving intent. - Reliability and Validity Reliability and validity is at the forefront of what we do at Output. Our state of the art algorithms have been developed in biomechanics labs and have exceptional agreement with gold-standard research. - Unified Data No more reliance on cumbersome equipment producing difficult to manage silos of data. Output streamlines the whole data capture, management and decision-making process. - Grown with our community Our technology has been co-developed with elite sporting partners & spans >8 years of research and development. Our community continues to grow everyday. You can check out some of our user stories on our website at https://www.outputsports.com/.

About

ESST

This app helps you manage your health and fitness journey by allowing you to book classes, create custom workout plans, and stay updated on club news. It integrates with Apple Health to track your progress, including steps, distance, and calories burned, and can import data from wearable devices.

Highlights
  • Book classes online
  • Create custom exercise programs
  • View club news and events
  • Refer friends to the club
  • Apple Health integration
  • Track steps, distance, and calories
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 - See all the latest club news, offers and events - Refer Friends to the club online 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

Output Capture4 screens
ESST3 screens

Verdict

The call

The clearest difference is update cadence: Output Capture at fortnightly against ESST's every 3 months. ESST's advantage is iOS requirement (14.0 vs 17.0). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Output Capture against 4.9 for ESST. Both are backed by a comparable volume of ratings — 12 and 10 respectively.

UpkeepUpdate frequency

Output Capture ships an update fortnightly, ESST every 3 months. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 8 level
Output Capture versus ESST: the parameters behind the verdict, then further details
ParameterOutput CaptureESST
PriceFreeFree
Rating4.9 (12 ratings)4.9 (10 ratings)
Positive reviews100.0% of reviews—
Number of ratings12 — better10
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.014.0 — better
Further details — not scored
Size98 MB55 MB
Age rating4+4+
DeveloperOutput SportsTeamUp Sports

Customer experience

Output Capture

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ESST

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Output Capture

No in-app purchases

None

ESST

No in-app purchases

Questions

Is Output Capture free?
Output Capture is free to download, with no in-app purchases.
Is ESST free?
ESST is free to download, with no in-app purchases.
Which has better reviews, Output Capture or ESST?
Output Capture and ESST are both rated 4.9 out of 5 on the App Store, from 12 and 10 ratings respectively.
Do Output Capture or ESST have ads?
Neither Output Capture nor ESST shows ads.
Which is updated more often, Output Capture or ESST?
Output Capture ships an update fortnightly, and ESST every 3 months. Most recently, Output Capture was updated on October 3, 2026 and ESST on October 4, 2026.

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