The best doubles matchmaker app is here!

With this app, you can easily create a fair and unbiased draw for your tennis tournament. Just enter the number of players, courts, and the app will do the rest. You can even change the conditions of the event and participation at will.

The app features a graphical and easy-to-use screen design, an unrivalled range of features, highly accurate drawing logic, and a high degree of flexibility in setting conditions.

So what are you waiting for? Download the Doubles Matchmaker app today and experience the best draw quality!

Key features:

* Change the conditions of the event and participation at will
* Fair and unbiased draw
* Labor-saving member management
* Implement a rating system
* Support for network data sharing
* Tablet support

*Change the conditions of the event and participation at will
Respond flexibly to sudden changes in conditions that occur during the event.

- Fixed pairs, exclusive pairs
- Late arrivals, early departures and breaks
- Multiple draw mode (Normal/Mixed/Balanced)
- Drag and drop to freely rearrange
- Round-by-round draw, court-by-court draw
- Can be used as a 'random number table'

*Fair and unbiased draw
The draw creates a fun combination without being unfair.

- Equalise the probability of winning between participants and create combinations that take into account breaks and absences.
- Check the participation status with the draw result history.
- Optimise to combine as many different players as possible.
- Three draw modes are available
Normal: Random combinations regardless of gender
Mixed: Generate mixed doubles
Balanced: Generate combinations that balance the gender ratio of the opponents.

*Labor-saving member management
Reduces the amount of work required to enter participants, which varies from event to event.

- Names, gender, and other attributes can be entered into the registry.
- You can create a list of names on a PC or other device and import them via the clipboard.
- You can load past event history from saved data.
- Grouping display is possible by selecting groups to which the members belong.

*Implement a rating system
It features TrueSkill, an advanced rating system.

- Individual ranking is possible in doubles games with non-fixed pairs.
- Support for sorting match results by various criteria.

*Support for network data sharing
It has backup and data sharing functions using the Firebase cloud database.
It can also be conveniently used with Android, iPhone and Windows PC.

- If you have multiple devices, you can easily update data between devices.
- If there are multiple operators, you can share data using a shared email account.
- The result of the draw can be pushed from the host device to a registered player device.
- Non-Android devices such as iPhone and Windows can also view draw results in the browser.
- Registries can be input/output to/from EXCEL files using PC tools.
- You can update the match results of the host device from the player's App.
- The draw result can be shared by text distribution from the Match screen.

*Tablet support
- In portrait mode, a large layout is the default, making it easy for multiple users to share the screen.
- In landscape mode, two screens are displayed in a well-balanced layout.

*Main specifications
Supports both small and large scale events.

Maximum number of courts: 16
Maximum number of participants: 64
Maximum number of rounds: 99