i Know Tennis! at App Store analyse

App power index: 180 (based on ranks around App Stores today)
Sports Entertainment
Developer: Barbara Wyatt
Price: 0 free
Current version: 5.1, last update: 4 years ago
First release : 13 Jul 2013
App size: 83.42 Mb
4.4 ( 6224 ratings )
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Estimation application downloads and cost

> 3.96k
Monthly downloads
~ $ 1.62k
Estimation App Cost


i Know Tennis! is the fastest way to learn and understand the rules of tennis. This app is for new officials, experienced players wanting a refresher, beginning players, team captains, pros and coaches.

This app will entertain and educate through a series of quiz questions with a detailed answer.

i Know Tennis! walks you through on-court challenges, category by category. From Serving/Receiving to Calls to Faults/Lets, you will learn how officials would rule on each court challenge. The app includes a reference area for USTA Team Captains.

If you are a parent waiting for your childs game to begin, you can quickly run through a few questions, then close it down to watch your child’s game. Team captains, coaches and pros can select an area to review and study real life on-the-court situation in a comfortable and entertaining way. Your team may be headed for sectionals and you want a refresher on tennis rules before the event.

This is a great app to learn the USTA league rules and be more confident on the court.
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# Term Store county Place Priority
1 i-serve 4
Available in countries
Country Price
Canada 1.39 CAD
China 6 CNY
France 1.09 EUR
Germany 1.09 EUR
Italy 1.09 EUR
Netherlands 1.09 EUR
Portugal 1.09 EUR
Spain 1.09 EUR
Poland 1.09 EUR
UK 0.99 GBP
India 79 INR
Japan 120 JPY
Korea, Republic Of 999.99 KRW
Poland 4.99 PLN
Russia 75 RUB
Turkey 6.99 TRY
USA 0.99 USD
Korea, Republic Of 1.09 USD
Ukraine 0.99 USD
Available for devices
iPhone3GS, iPadWifi, iPad3G, iPhone4, iPodTouchThirdGen, iPodTouchFourthGen, iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX,