Comparison

USTA Flex vs NetTrack Tennis

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

Head to head
About

USTA Flex

Find and play competitive tennis matches at your level on courts near you. Arrange games flexibly around your schedule and meet new players. Track your progress and improve your game with level-based singles or doubles matches.

Highlights
  • Find level-based tennis matches
  • Flexible scheduling with in-app chat
  • Singles and doubles competition
  • Track match history and progress
  • Utilizes ITF World Tennis Number for matchmaking
  • Organize and enter leagues
Features
Read full description

With USTA Flex, you can play tennis at your level on a court near you, whenever it suits you. Get on the court and enjoy friendly, competitive singles or doubles matches. Whatever your level – beginner or advanced – you will play exciting matches, meet new people and improve your game. Flex leagues are taking place all across the US and all year round for adults over the age of 18. Leagues take place in a round-robin or ladder 2.0 format, and a season generally runs for 8 to 12 weeks. You can arrange matches whenever you want – so it’s ideal if you’re looking to compete around your busy lifestyle. Why you should join More tennis: Play 5-7 level-based matches while making new tennis friends Ultimate flexibility: With our in-app chat, scheduling matches around your life has never been easier. Play when you want, where you want Track your progress: Every match is an opportunity to improve your game and improve your WTN rating Features of the USTA Flex app - Find all you need in one place – entering leagues, setting up matches, inputting scores and match history - In-app chat – easily schedule matches with your opponents with individual and group chats - More to come: Set up your own flex leagues and join local events and communities to get the most out of your tennis Not sure of your level of play? No problem – we’ll find the right group for you using your ITF World Tennis Number, so you play opponents at the right level for you. What’s the ITF World Tennis Number? The ITF World Tennis Number is a rating system for all tennis players across the world. It makes it easier for everyone who plays tennis in US to organize and play against opponents of a similar standard. • A worldwide rating system that ranges from 40 (beginner players) to 1 (pro players). • Has separate ratings for Singles and Doubles players • Uses a sophisticated algorithm to calculate your rating and updates it every time you compete • Counts sets and matches played, which means the more you compete, the more accurate your WTN will be Game on! Download the USTA Flex App today and enter a world where more tennis matches are just a tap away. Join our community of passionate players and discover the joy of playing tennis on your terms. Let’s make every match count with USTA Flex!

About

NetTrack Tennis

This app helps tennis players track match scores, sets, and tiebreaks with customizable options. It offers audio announcements, haptic feedback, and tiebreak assistance to keep players informed and focused during play.

Highlights
  • Game score tracking
  • Set and tiebreak management
  • Serving player indicator
  • Customizable tiebreak rules
  • Audio and haptic feedback
  • Tiebreak assist for court switching
Features
Read full description

NetTrack provides tracking of game scores, sets, tiebreaks, and serving players. Customize your match experience with flexible tiebreak rules, set formats, and No-Ad scoring options. With audio announcements, haptic feedback, and tiebreak assist, NetTrack enhances your game by keeping you informed and focused. Keep track of: • Game score. • Games won per set. • Serving player. • Deuce number. • Tiebreaks. • Sets won. Customizable match options • Tiebreak: Set and Match tiebreaks. Choose between 7 or 10 points. Or play win-by-two sets. • Sets per match: Select between best-of 3 or 5 sets. • No-Ad: Play out unlimited deuces, or play a deciding game point at the selected deuce number. App language: choose English or Spanish. Audio and haptic feedback • NetTrack announces the game score and provides haptic feedback whenever the score is updated. Tiebreak assist • NetTrack will remind you when it's time to switch court sides according to the Coman Tiebreak Procedure.

Screenshots

USTA Flex4 screens
NetTrack Tennis4 screens

Verdict

The call

The clearest difference is review sentiment: NetTrack Tennis at 100% against USTA Flex's 39%. NetTrack Tennis also leads on rating (5.0 vs 4.8). USTA Flex's advantage is price (Free vs $2.99) and ratings volume (772 vs 5). On update cadence, ads, in-app purchases and device support 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 Flex is free to download; NetTrack Tennis costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

NetTrack Tennis holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: USTA Flex has 772 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 39% of USTA Flex's written reviews are positive against 100% of NetTrack Tennis's.

UpkeepUpdate frequency

USTA Flex ships an update every 3 weeks, NetTrack Tennis every 2 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
USTA Flex versus NetTrack Tennis: the parameters behind the verdict, then further details
ParameterUSTA FlexNetTrack Tennis
PriceFree — better$2.99
Rating4.8 (772 ratings)5.0 (5 ratings) — better
Positive reviews39.3% of reviews100.0% of reviews — better
Number of ratings772 — better5
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS13.0 — better16.6
Further details — not scored
Size133 MB14 MB
Age rating4+4+
DeveloperUSTAFernando Quinones

Customer experience

USTA Flex

All ratings752 ratings
Positive95.2%
Neutral1.6%
Negative3.2%
Written reviews28 reviews
Positive39.3%
Neutral10.7%
Negative50.0%

NetTrack Tennis

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

USTA Flex

Reported bugs

11 issues
  • App works when it wants
  • Constant notifications with no messages
  • Cannot toggle back to see schedule
  • WTN score not figured out
  • Unable to login
Show 6 more
  • Cannot sign in with Google SSO
  • Cannot post score
  • Error: could not load data from server
  • Scores could not be inputted
  • Bad at positioning and assignments for ladder matches
  • Trouble to login

Requested features

6 requests
  • Link match times to calendars
  • Calendar in the app
  • Display all scheduled matches
  • Input availability directly
  • Google SSO integration
Show 1 more
  • Match score editing controls

NetTrack Tennis

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

USTA Flex

No in-app purchases

None

NetTrack Tennis

No in-app purchases

Questions

Is USTA Flex free?
USTA Flex is free to download, with no in-app purchases.
Is NetTrack Tennis free?
NetTrack Tennis costs $2.99, with no in-app purchases.
Which has better reviews, USTA Flex or NetTrack Tennis?
NetTrack Tennis is rated higher. USTA Flex averages 4.8 out of 5 from 772 ratings, while NetTrack Tennis averages 5.0 from 5 ratings.
Do USTA Flex or NetTrack Tennis have ads?
Neither USTA Flex nor NetTrack Tennis shows ads.
Which is updated more often, USTA Flex or NetTrack Tennis?
USTA Flex ships an update every 3 weeks, and NetTrack Tennis every 2 weeks. Most recently, USTA Flex was updated on November 2, 2026 and NetTrack Tennis on October 30, 2026.

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