Comparison

USTA Flex vs CourtCheck

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

CourtCheck

See real-time tennis court availability before you leave home. View court status at a glance, share updates to earn points, and request live checks from other players. Spend less time traveling and more time playing.

Highlights
  • Real-time court status map
  • Share court updates
  • Earn points for updates
  • Request live checks from players
  • Favorites list for courts
  • Push notifications for replies
Features
Read full description

CourtCheck – Real-Time Tennis Court Availability CourtCheck helps you see which tennis courts are free before you leave home. See live status, share updates, and ask players at the court for a quick check—so you spend less time driving and more time playing. SEE COURT STATUS AT A GLANCE View tennis courts near you on a map with simple status colors: open, busy, or closed Tap a court for details, recent updates, and distance from you SHARE UPDATES, EARN POINTS Post the current status when you’re at a court (open, busy, closed) Earn CourtCheck points for each update you share Optional: add a photo so others can see conditions ASK FOR A LIVE CHECK Need to know if a court is free right now? Send an “Ask Live Update” request Players at or near that court get a notification and can reply with the current status Chat with responders in the app to get a clear answer before you go Uses a small amount of points so the system stays fair for everyone NEVER GUESS AGAIN See when each status was last updated so you know how fresh it is Favorites list lets you track your go-to courts Optional push notifications so you don’t miss replies to your live update requests YOUR PROFILE & PRIVACY View your stats: CourtCheck points, court updates shared, and live update requests sent Account is under your control: delete your account and data anytime from Profile (Settings) Sign in with email; your data is used to run the app and show you nearby courts BUILT FOR TENNIS PLAYERS IN THE US CourtCheck is built for players who want to know court availability in real time—whether you’re checking your usual spot or discovering new courts. Share what you see, ask for live checks, and cut down on wasted trips. Download CourtCheck and see which courts are open before you go.

Screenshots

USTA Flex4 screens
CourtCheck4 screens

Verdict

The call

The clearest difference is review sentiment: CourtCheck at 100% against USTA Flex's 41%. CourtCheck also leads on update cadence (every 2 days vs every 3 weeks) and rating (5.0 vs 4.8). USTA Flex's advantage is ratings volume (787 vs 2). On price, ads, in-app purchases and monetization model 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

CourtCheck holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: USTA Flex has 787 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 41% of USTA Flex's written reviews are positive against 100% of CourtCheck's.

UpkeepUpdate frequency

USTA Flex ships an update every 3 weeks, CourtCheck every 2 days. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
USTA Flex versus CourtCheck: the parameters behind the verdict, then further details
ParameterUSTA FlexCourtCheck
PriceFreeFree
Rating4.8 (787 ratings)5.0 (2 ratings) — better
Positive reviews41.4% of reviews100.0% of reviews — better
Number of ratings787 — better2
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size130 MB112 MB
Age rating4+4+
DeveloperUSTABO TAO

Customer experience

USTA Flex

All ratings787 ratings
Positive95.2%
Neutral1.7%
Negative3.2%
Written reviews29 reviews
Positive41.4%
Neutral10.3%
Negative48.3%

CourtCheck

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 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

CourtCheck

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

USTA Flex

No in-app purchases

None

CourtCheck

No in-app purchases

Questions

Is USTA Flex free?
USTA Flex is free to download, with no in-app purchases.
Is CourtCheck free?
CourtCheck is free to download, with no in-app purchases.
Which has better reviews, USTA Flex or CourtCheck?
CourtCheck is rated higher. USTA Flex averages 4.8 out of 5 from 787 ratings, while CourtCheck averages 5.0 from 2 ratings.
Do USTA Flex or CourtCheck have ads?
Neither USTA Flex nor CourtCheck shows ads.
Which is updated more often, USTA Flex or CourtCheck?
USTA Flex ships an update every 3 weeks, and CourtCheck every 2 days. Most recently, USTA Flex was updated on November 12, 2026 and CourtCheck on November 5, 2026.

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