Comparison

USTA.TV vs ForceData

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

Head to head
About

USTA.TV

Access free tennis content from the USTA's Dartfish TV channel, featuring professional player videos, expert advice on training, and private content for affiliated players and coaches. Enjoy precise video playback with key position analysis and drawing tools.

Highlights
  • Access USTA's Dartfish TV content
  • Professional player video breakdowns
  • Expert advice on tennis topics
  • Private content for affiliated users
  • Precise video scrubbing and frame-by-frame playback
  • Key position technology with drawing tools
Features
Read full description

As the governing body of tennis, The United States Tennis Association is proud to offer USTA.TV, an application for the iPhone and iPad that allows everyone to access public and private content posted on the USTA’s Dartfish TV channel for free. The channel features videos of the top professional players in action, broken down into key positions. A brand new library of HD and high speed videos is coming soon. Other featured content includes world renowned experts in their fields speaking on tennis specific topics such as strength and conditioning, mental toughness training, 10 & Under Tennis, and more. Players, parents and coaches affiliated with Regional Training Centers or USTAPD National Training Centers, will be assigned a login that will enable viewing of private content from iOS devices. Coaches attending future USTA High Performance Coaching Programs will be able to access their on-court presentations as well as highlights from the course presentations through the app. The USTA.tv app offers video scrubbing and accurate frame by frame playback both forward and backward for precise control over the video. The same key position technology that is on Dartfish TV is mirrored in the app allowing you to view the most important frames with drawing tools and a text description. Full screen playback is available in the landscape view to maximize your viewing experience. Get the USTA.tv app today and stay connected with the USTA’s Dartfish TV channel for the latest and greatest free tennis content from USTA Player Development.

About

ForceData

This app utilizes device sensors to measure acceleration, velocity, and force. It exports filtered data to CSV files, perfect for creating force-time, velocity-time, and acceleration-time graphs. Ideal for basic sports biomechanics analysis of exercises like jumps and squats.

Highlights
  • Measures acceleration, velocity, and force
  • Uses iPhone, iPad, or Apple Watch sensors
  • Exports filtered data to CSV
  • Generates force-time, velocity-time, and acceleration-time curves
  • Useful for sport biomechanics analysis
Features
Read full description

ForceData is a very simple app that uses the sensors of the iPhone, iPad or Apple Watch to measure acceleration, velocity and force. Also, it exports filtered data to a CSV file. This CSV file is already prepared to plot force-time, velocity-time and acceleration-time curves easily. Very useful for simple sport biomechanics analyses in exercises like the countermovement jump or the squat!

Screenshots

USTA.TV3 screens
ForceData3 screens

Verdict

The call

The clearest difference is price: USTA.TV at Free against ForceData's $0.99. ForceData's advantage is update cadence (weekly vs every 7 months) and review sentiment (100% vs 73%). On rating, ratings volume, ads and in-app purchases 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

USTA.TV is free to download; ForceData costs $0.99 up front. 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 — 5.0 for USTA.TV against 5.0 for ForceData. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 73% of USTA.TV's written reviews are positive against 100% of ForceData's.

UpkeepUpdate frequency

USTA.TV ships an update every 7 months, ForceData weekly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

Scorecard5 real differences · 5 level
USTA.TV versus ForceData: the parameters behind the verdict, then further details
ParameterUSTA.TVForceData
PriceFree — better$0.99
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews72.7% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 7 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS14.011.0 — better
Further details — not scored
Size71 MB25 MB
Age rating4+4+
DeveloperDartfishCarlos Balsalobre

Customer experience

USTA.TV

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive72.7%
Neutral0.0%
Negative27.3%

ForceData

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

USTA.TV

No in-app purchases

None

ForceData

No in-app purchases

Questions

Is USTA.TV free?
USTA.TV is free to download, with no in-app purchases.
Is ForceData free?
ForceData costs $0.99, with no in-app purchases.
Which has better reviews, USTA.TV or ForceData?
USTA.TV and ForceData are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do USTA.TV or ForceData have ads?
Neither USTA.TV nor ForceData shows ads.
Which is updated more often, USTA.TV or ForceData?
USTA.TV ships an update every 7 months, and ForceData weekly. Most recently, USTA.TV was updated on November 1, 2026 and ForceData on November 6, 2026.

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