Shark Bridge5.52

Shark's 5th generation robot can be adjusted from an excellent beginner to a full-scale AI expert player.
Shark Bridge offers unlimited hands, duplicate bridge games, and Daily Tournament with MP (%) scoring.
Play bridge with friends or practice on your own.
Study the hands of your bridge teacher.
Play deals online from your library, classroom hands, and generator
You can play and review boards with the complete auction and play details from International, North American, and European competitions.

Internet is not required, except for Daily Tournaments and the Online Bridge Club.
Shark Bridge won the 2014 and 2011 World Bridge Computer Championships.

You can email hands to your partner or other bridge friends for discussion if they have Shark or another bridge app capable of opening PBN/LIN files. Share the fun! You can also import bridge deals from your computer disk or the Internet.

Shark Bridge features:
- Bidding systems: Standard American 5 card major( SAYC or Shark flavor), 2/1 Game Force, Std English Acol (in development) bidding systems.
- Duplicate bridge game.
- Bridge tournament boards.
- Play bridge offline ( no Internet ) or live on the Internet with your friends and foes.
- Never wait for a bridge table to fill in; our high-quality robot will play bridge when needed.
- Hints and auction analysis are available at any time. Ask the Shark Bridge, and it will help.
- Get suggestions when the declarer is on the lead to a trick; Shark will recommend a play strategy.
- Open PBN (Portable Bridge Notation) and LIN ( VU-Graph) files from your email.
- Choose from regular and 4-color card decks.
Bridge Enthusiast In-App purchase ($29.99) upgrade offers:
- Play an unlimited number of random deals.
- 9 WBF, ACBL, and European bridge tournaments from 2014,2013,2011.
- Email bridge hands from your Personal Deal Library.
- Basic Online Bridge Play: create, join, and kibitz at any table.
- Deal Analysis.
- One year free VIP subscription.

VIP subscription ($34.99/year) unlocks additional features and services:
- Daily tournament with 16 boards; compare your skill with the rest of our VIP members. Study the deals from past competitions.
- 32 WBF, ACBL, and European bridge tournaments in recent years, including 2016. More are in the works.
- VIP online play: create, join, and kibitz at any table, manage friends, block players, invite players.
- Par Contract Calculator.
- Personal Deal Library: all saved deals are instantly available to all of your devices.
- Advanced Deal Generator.
- Classroom hands
- Access to The CommonGame hands, via the Classroom hands module
- Highest priority for feature requests.

Bridge Bidding Systems: Standard American 5-card major( SAYC or Shark flavor), 2/1 Game Force, Acol, and Swedish 5-card major bidding systems, and more are in the works.

Each bridge system includes the most popular conventions, and you can further customize it with :
1NT / 2NT range and hand distribution options
Gambling 3NT or strong 25+ HCP 3NT
Stayman
Jacoby and Texas Transfers
Weak two Spades, Hearts, Diamonds
Strong 2 Clubs
Blackwood: 4 Aces / 5 Aces, RKCB, RKC 1430, Exclusion Blackwood
Jacoby 2NT
Sandwich 2NT
Two-way new minor forcing (XY-NT)
Leaping Michaels
Michaels Cue Bid
Maximum Overcall Double
Negative Doubles
Takeout Doubles
Responsive Doubles
Support Double
Splinter Bids
Lebensohl
Unusual 2NT
Drury
DONT
Landy
Multi Landi
BPH

The Shark Play bridge engine was designed and programmed by John Norris, an international bridge master and Danish Bridge Champion.
Shark robot is the most human-like playing bot; it has been tested against professional players and proved a worthy opponent.

Version History Resolve a bug that can cause the App to crash on iPad. 5.52 Sep 25 Improved Classroom Hands module
Secure Account Authentication
Bidding and Play engine update 5.51 Sep 21 Added Social Login choice. 5.50 Sep 14 Fixed some broken Practice Tournaments 5.27 Aug 28 iPhone UI for ACBL Masterpoint games 5.26 Jul 3 Updated bidding and play engine 5.25 Apr 15 Fix for pbn reader 5.24 Mar 21 Major upgrade to bots bidding, explanations, and play. 5.23 Mar 19 Bug fix for some expert bidding actions where the bot will seriously overbid. 5.20 Mar 5 Robot's bidding and play update. 5.19 Mar 3 Update for PBN file reader, fixes reading boards without [Auction] tag. 5.18 Feb 20 Fixed 3C/2C opening bug. 5.17 Feb 10 Fixed 2NT opening bug in some ranges. 5.16 Feb 7 Updated PBN import
Bidding and play improvements 5.15 Feb 4 Fixed a rare freeze on opening lead bug. 5.14 12/17/2025 Fixed a freezing bug on some very rare auctions. 5.12 12/16/2025 Significant robot play improvements. 5.08 11/29/2025 Improved robot play 5.07 09/30/2025 Bidding and play engine update. 5.06 09/20/2025 ACBL Masterpoints now available 5.05 08/09/2025 Bug fix for auctions after 1NT Double. 5.04 06/04/2025 Major bidding database update 5.03 05/27/2025 In this update, we've fixed a bug that could misinterpret bids, ensuring more accurate and reliable bid processing. We've also made several performance improvements and minor tweaks to enhance your overall experience. 5.02 04/06/2025 Engine update
Database sync update 5.01 03/22/2025 Bidding and play improvements 4.99 01/31/2025