This is a bug-fix and weight update version. 1. Fixed a bug where AI would not start on iOS 12. 2. Updated KataGo_Latest to kata1-b28c512nbt-s12192929536-d5655876072.

This version is an improved release. 1. Overhauled the default AI engine to improve search speed. 2. Made KataGo's weight files persistent to suppress re-downloading when SSD free space is tight. 3. Improved sound effects. 4. Updated KataGo_Latest to kata1-b28c512nbt-adam-s11165M-d5387M.

This is a bug-fix update. 1. Fixed an issue in KataGo where, after downloading the weights or clearing the cache and launching the app, attempting to restart the game after exiting could result in a "resourcesNotAvailable" error preventing the app from launching.

This is a bug-fix update. 1. Fixed a crash that occurred when launching the AI engine on devices with A11 Bionic or earlier processors. 2. Fixed an issue where the playout win-rate chart and bar chart race were hard to see in light mode due to a white background. 3. Addressed an issue where sound might not play.

This version includes feature enhancements. 1. Added a graph showing the number of playouts and win rate changes for each candidate move. 2. Updated KataGo_Latest to kata1-b28c512nbt-s9584861952-d4960414494. 3. Updated KataGo to version 1.16.2. 4. Fixed a bug where KataGo could fail to start due to a noSources error.

This is an improved version. 1. Made the variation view information easier to read. 2. Fixed a bug where red marks indicating "unexpected" moves in the variation view would remain when they should be removed. 3. Now displays the reason when AI fails to launch. 4. Added an alert when the AI passes. 5. Updated KataGo_Latest to kata1-b28c512nbt-s9134533376-d484228835.

This is the weight update and bug fix version. 1. Updated KataGo_Latest to kata1-b28c512nbt-s8446540032-d4660424551. 2. Fixed a bug that caused the app to crash when the 4-division variation diagram was displayed immediately. (The previous bug reoccurred.) 3. Fixed a bug that caused the win rate graph to not update when self-playing using the human imitation feature.

This is a bug fix version. 1. Fixed a bug that caused KataGo's human mimicry function to not work properly. We truly apologize for it. 2. Fixed a bug in the 4-division variation diagram where the number of red marks indicating surprising moves increased.

This is a bug fix version. 1. Fixed a bug where updating KataGo_Latest was not reflected. 2. Fixed a bug where the win rate was not displayed correctly in the 4-division variation diagram.

This is a bug-fixed version with a new feature. 1. fixed a bug where study mode used human imitation model unintentionally after playing against human model. 2. added turn-switch option when resigning. 3. updated KataGo_Latest to kata1-b28c512nbt-s8209287936-d4596492266. 4. added date property in SGF output.

This is a bug-fixed version. 1. fixed a bug that the app might crash when displaying variations view. 2. fixed a bug that the "Buy" button of "Human Imitation function" did not become active right after purchasing "KataGo". 3. fixed a bug that the app might crash during purchasing process.

This is a major version update! 1. Added KataGo's human imitation function (charged). You can enjoy playing against opponents of your desired strength. 2. When using KataGo, the situation heat map display is now supported even on the quadrant change diagram screen. 3. Added special weights for KataGo's 9x9 board. 4. Fixed a bug where the variation diagram was limited to 14 moves when using KataGo. 5. In the quadrant variations diagram, moves that are highly unexpected are marked in red.

This is a bug-fixed version. 1. fixed a bug that KataGo did not work for multitasking. 2. fixed a bug that a file can not be opened when an engine was running on iOS.

This is a bug-fixed version. 1. fixed a bug that the app was crashed by tapping the scale button when you use KataGo.

This is a improved version. 1. avoided to re-download KataGo weights when a device's storage is low. 2. updated KataGo_Latest weight to kata1-b28c512nbt-s7915807488-d4517482653. 3. updated KataGo to version 1.15.3.

This is a bug-fix version. 1. fixed a bug that KataGo failed to start after OS restart.

This is a modified version around performance settings. 1. fixed a bug that KataGo benchmark crashed. 2. added performance parameters for more cases.

This is a version which supports the latest KataGo weight. 1. built KataGo weights as on-demand resources. The app itself is now smaller, allowing you to download only the KataGo weights you need. 2. supports the latest KataGo weight kata1-b28c512nbt-s7332806912-d4357057652.

This is a new-feature version. 1. New feature: New index "AI Sense of a move", which is ratio between its policy value and maximum one. 2. New feature: added handicap-aware search (dynamicPlayoutDoublingAdvantageCapPerOppLead) in game mode for KataGo. 3. improved performance of default engine. 4. updated KataGo to v1.14.0. 5. updated KataGo_Heavy weight to kata1-b18c384nbt-s9131461376-d4087399203.

This is a new-featured version. 1. New feature: KataGo benchmark. You can investigate number of threads suitable for your device. 2. improved limit of number of search nodes depending on your device. 3. implemented a new method checking the rest of available memory. 4. updated KataGo_Heavy to kata1-b18c384nbt-s8526915840-d3929217702.

This is a bug-fixed version. 1. fixed a bug that the app might be crashed when hand-off. 2. fixed a bug that the app might be crashed when using the default AI engine. this bug got into the app in version 6.4.0. 3. fixed a bug that the default AI engine misunderstood the same position with loosing stones as draw.

This is an improved version. 1. fixed a bug that KataGo_Heavy weight did not take into account post process parameters. 2. displays maximum policy move with hightlight color. 3. improved a few points about performance of UI response.

This is a bug-fixed version. 1. fixed a bug that KataGo_Heavy did not start on 9x9 and 13x13 boards.

This version has several improvements. 1. updated all KataGo weights with simple names with Light, Medium, and Heavy. All weights are stronger than previous ones. 2.. You can move a handicap stone by long-pres&drag&drop as well as a played stone. 3. The judgment bar shows position info, not recommended move's info even when using KataGo. 4. new feature: winrate bar chart race. 5. new feature: shows surprises in each variation in 4-division variations view.

This is a bug-fixed version. 1. fixed a bug that situation bar and charts were not updated when playing with KataGo.