In/Out v2.0: the Portable Line Call Device with Millimeters Accuracy



Real-time light and sound to signal the call

Training exercises with your instant tennis rating (ITR)

Already 5M line calls signaled and counting...!
 


10,000+

Courts calibrated


5,000,000+

Line Calls Signaled


65mph

Average Ball Speed

One In/Out on a net post:
this is Three features


HD recording

Learn from your own mistakes

HD 1080p recording for each court side


Line Calling

Stop the endless controversies

Real-time light and sound to signal the call


Stats Analysis

Analyze shots placements

Graphical shot placement and csv export

In/Out is a friendship saver:
Don't argue any more with your friends. Use In/Out to get real-time line calling!

Millimeters accurate, fully trustworthy

And a lot of features:

ATTACH TO ANY NET POST

Install in seconds with the smart attach.

PORTABLE, ZERO-SETUP

Ready-to-use with the court auto-calibration.

KEEP ON PLAYING

The battery runs between 1 and 2 hours.

STREAM OR STORE VIDEO

HD record: Live mode or SD card standalone.

REAL-TIME PROCESSING

Instant data processing, no cloud dependencies.

STATS LIKE ON TV

Get the same stats the pros use.

ANDROID AND IOS SUPPORT

Compatible with any low-end phone or tablet.

CSV/JSON EXPORT

Raw stats to be imported to Excel.

So much better than a tennis racket sensor!

Don't waste your money! Buy the device that's going to really help your tennis. Not only In/Out can provide all the stats that a racket sensor provides, but with In/Out, you are getting all the useful outcome-driven stats analysis, aka. ball location, ball speed and height over the net. Plus, with the real-time light and sound notification of line calling, you can be sure your opponent doesn't make wrong calls.

Mobile App and Cloud

The In/Out device can work in standalone but the Companion Apps provide additional features. Stats Analysis can be consulted on Android, iOS and the web

SmartWatch App

Watch how tennis is going to be experienced in the twenty first century!

Version 2.0

This is the third generation hardware labelled version 2.0.



NET DEVICE IS FINAL, LINE DEVICE IS IN BETA.

Beta v 2.0

Line device for millimeters accuracy

Strongly recommmended in match mode for best accuracy

Final v 2.0

Improved lenses, thermal, antenna

Improved net device based on feed-back of previous generations

Final v 2.0

Reinforced
carrying ball

Better materials of the carrying ball to resist external shocks

Software v 2.0

Training exercises
with ITR

ITR (Instant Tennis Rating): the rating how you play during the session

Version 2.0 is based on the development of the In/Out "IO 2" chip, the first ever-designed chip that natively detects balls and lines.



The benefits of a chip is performance, accuracy, battery life, and cost.

Special offer for Tennis Clubs

One court fully equipped with two devices for only $499 - no recurring fee!


2 devices

Best to cover one full court


2 cages

Carbon-fiber fixed attachments

$499 upfront and 0$/month

In/Out is the most affordable line calling solution in the market

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We run promotions such as free battery or free shipping from time to time: this form is the best place to be notified.

4 Pricing Options

Which In/Out is right for me?

1 Net Device
 

$249
  • Ideal for video recording and stats
  • Use In/Out on any court
Buy now

2 Net Devices
 

$499
  • Recommended for tennis club
  • Required for doubles support
Buy Now

2 Net Devices +
2 line Devices

$599
  • Recommended for amateur match
  • Best accuracy for your match
Buy Now

2 Net Devices +
10 Line Devices

$999
  • For professional tournament
  • There is a fee per official match
Contact Us

You can buy up to 10 units in the store, bulk pricing is available on request.

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