USTA.TV vs ForceData
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
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.
- 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
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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
Verdict
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
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.
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.
USTA.TV ships an update every 7 months, ForceData weekly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.
| Parameter | USTA.TV | ForceData |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 72.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 7 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 14.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 71 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Dartfish | Carlos Balsalobre |
Customer experience
USTA.TV
ForceData
In-app purchases
USTA.TV
No in-app purchases
ForceData
No in-app purchases









