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 10M line calls signaled and counting...!
 


10,000+

Courts calibrated


10,000,000+

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.

Cloud and AI Coaching

After synchronizing an In/Out device, all stats are available in the cloud with CSV and JSON export.

Based on a revolutionary AI-based algorithm tailored for tennis, In/Out Coach will make strategy recommendation for all of your opponents!



SmartPhone App

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.



Version 2.0

Line device for millimeters accuracy

Strongly recommmended in match mode for best accuracy

Version 2.0

Improved lenses, thermal, antenna

Improved net device based on feed-back of previous generations

Version 2.0

Reinforced
carrying ball

Better materials of the carrying ball to resist external shocks

Version 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 net devices v2.0 and two cages v2.0 for only $579 - no recurring fee!


2 devices v2.0

Best to cover one full court


2 cages v2.0

New carbon-fiber fixed attachment

$579 upfront and 0$/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
  • Better reliability and preciseness
  • Required for doubles
Buy Now

2 Net Devices +
2 line Devices
 

$599
  • Recommended for amateur match
  • Portable, enhanced accuracy
Buy Now

2 Net Devices +
2 cages +
8 Line Devices

$999
  • Professional-grade millimeters accuracy
  • For club & private court
Buy Now

Bulk pricing is available on request.

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