Comparison

Ballbutton vs USTA Flex

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

Head to head
About

Ballbutton

This app streamlines sports club and studio operations by managing bookings, payments, programs, and memberships. It offers features for various athletic facilities and includes a unique social feed for members.

Highlights
  • Booking management
  • Payment processing
  • Program and lesson scheduling
  • Membership management
  • Automated payments and billing
  • Member social feed
Features
Read full description

Ballbutton helps clubs & studios manage their business and grow the revenue by managing bookings, payments, programs, lessons, teams, and members (memberships). Tennis, Golf, Pickleball, Badminton, Squash, Golf, Swimming, Cycling, Yoga and any other athletic facility Court/Tee/Spot/Line reservations. Any lesson, clinic and program reservations. Offer any classes also Streaming! Membership management tools AtoZ: memberships, subscriptions, initiations, automated payments, billing, reports, checkins and more! PLUS extraordinary one-of-a-kind module: Members’ Social Feed!! Privacy Policy: https://www.ballbutton.com/privacy Terms of Service: https://www.ballbutton.com/terms

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!

Screenshots

Ballbutton3 screens
USTA Flex4 screens

Verdict

The call

The clearest difference is update cadence: USTA Flex at fortnightly against Ballbutton's every 6 weeks. USTA Flex also leads on rating (4.8 vs 4.6). Ballbutton's advantage is review sentiment (50% vs 41%). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

USTA Flex holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 516 and 642 respectively. Written reviews complicate that: 50% of Ballbutton's written reviews are positive against 41% of USTA Flex's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Ballbutton ships an update every 6 weeks, USTA Flex fortnightly. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level
Ballbutton versus USTA Flex: the parameters behind the verdict, then further details
ParameterBallbuttonUSTA Flex
PriceFreeFree
Rating4.6 (516 ratings)4.8 (642 ratings) — better
Positive reviews50.0% of reviews — better40.7% of reviews
Number of ratings516642 — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size39 MB133 MB
Age rating4+4+
DeveloperBallbutton, IncUSTA

Customer experience

Ballbutton

All ratings513 ratings
Positive89.5%
Neutral3.7%
Negative6.8%
Written reviews28 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

USTA Flex

All ratings642 ratings
Positive94.9%
Neutral1.6%
Negative3.6%
Written reviews27 reviews
Positive40.7%
Neutral7.4%
Negative51.9%

Bugs and requests

Ballbutton

Reported bugs

9 issues
  • Invalid input syntax error when booking courts (type integer: 3.0)
  • App crashes when clicking on dates to book
  • Password creation validation not working properly
  • Bookings not appearing in upcoming reservations list
  • Potential duplicate charges when using multiple payment methods
Show 4 more
  • Email confirmations not being sent
  • Mass email function failing to reach users
  • Android app rarely functions properly
  • Message function disabled with COVID-19 message still displayed

Requested features

10 requests
  • Change calendar to start with Sunday instead of Monday
  • Display booking confirmation with specific day information
  • Increase font size for time columns
  • Improve reservation visibility in app after booking
  • Add phone number as account creation option alongside email
Show 5 more
  • Implement reliable email confirmation system
  • Show partner names for all reservation participants
  • Sort reservations by date rather than day of week
  • Enable message sharing functionality for reservations
  • Add cancellation management features

USTA Flex

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Ballbutton

No in-app purchases

None

USTA Flex

No in-app purchases

Questions

Is Ballbutton free?
Ballbutton is free to download, with no in-app purchases.
Is USTA Flex free?
USTA Flex is free to download, with no in-app purchases.
Which has better reviews, Ballbutton or USTA Flex?
USTA Flex is rated higher. Ballbutton averages 4.6 out of 5 from 516 ratings, while USTA Flex averages 4.8 from 642 ratings.
Do Ballbutton or USTA Flex have ads?
Neither Ballbutton nor USTA Flex shows ads.
Which is updated more often, Ballbutton or USTA Flex?
Ballbutton ships an update every 6 weeks, and USTA Flex fortnightly. Most recently, Ballbutton was updated on September 22, 2026 and USTA Flex on September 20, 2026.

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