About Shark Bridge
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...
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 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 Bidding and play improvements. 4.98 01/20/2025 Bug fix that can cause the robot to play a senseless card. 4.97 01/14/2025 Addition of Drury, Exclusion Blackwood, Void Response for RKCB / RKCB 1430 Robot improvements Bug fixes 4.96 01/13/2025 Fixed a crashing bug when you try to play hand from a set with more than 300 hands. 4.95 12/27/2024 CRITICAL: This update completes the transition to our new cloud infrastructure. 4.94 12/23/2024
Previous Versions
Here you can find the changelog of Shark Bridge since it was posted on our website on 2021-12-17 10:25:28.
The latest version is 5.25 and it was updated on 2026-06-29 14:23:54. See below the changes in each version.
Shark Bridge version 5.25
Updated At: 2026-06-29
Changes: Version History 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 Bidding and play improvements. 4.98 01/20/2025 Bug fix that can cause the robot to play a senseless card. 4.97 01/14/2025 Addition of Drury, Exclusion Blackwood, Void Response for RKCB / RKCB 1430
Robot improvements
Bug fixes 4.96 01/13/2025 Fixed a crashing bug when you try to play hand from a set with more than 300 hands. 4.95 12/27/2024 CRITICAL: This update completes the transition to our new cloud infrastructure. 4.94 12/23/2024
Shark Bridge version 5.24
Updated At: 2026-03-21
Changes: Fix for pbn reader
Shark Bridge version 5.20
Updated At: 2026-03-05
Changes: Bug fix for some expert bidding actions where the bot will seriously overbid.
Shark Bridge version 5.17
Updated At: 2026-02-10
Changes: Fixed 3C/2C opening bug.
Shark Bridge version 5.14
Updated At: 2025-12-17
Changes: Fixed a rare freeze on opening lead bug.
Shark Bridge version 5.06
Updated At: 2025-09-20
Changes: Sep 20, 2025
Version 5.06
Bidding and play engine update.
Shark Bridge version 5.04
Updated At: 2025-06-04
Changes: Jun 4, 2025
Version 5.04
Bug fix for auctions after 1NT Double.
Shark Bridge version 5.03
Updated At: 2025-05-27
Changes: May 27, 2025
Version 5.03
Major bidding database update
Shark Bridge version 5.02
Updated At: 2025-04-06
Changes: Apr 6, 2025
Version 5.02
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.
Shark Bridge version 5.01
Updated At: 2025-03-22
Changes: Mar 22, 2025
Version 5.01
Engine update
Database sync update
Disclaimer
Official App Store Link
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