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1,2037 Sep 2026
| Published | Title | Build |
|---|---|---|
| Update for September 1, 2026 The following adjustments have been made · Adjusted some wording in the settings screen · The cats were hardly sleeping at all, so we asked them to sleep a little more · Sometimes you just feel like stopping the fan, so now it stops when you click it | 25042975 | |
| Update for August 23, 2026 Improved the app's stability when it cannot connect to Steam. · Adjusted in-app announcements so they do not appear too frequently. · Fixed an issue where, on some systems, a small window could briefly appear when quitting the app. | — | |
| Update for August 19, 2026 The following adjustments and fixes have been made. · Fixed an issue where it took a long time to close the app when quitting it · Adjusted the logic by which News published after an update is reflected on the cat signboard. · Fixed an issue where, under “Toys” in the Settings screen, the summer toys could stop being shown and not come back · Reorganized part of the display of the Settings scre… | — | |
| Update for August 14, 2026 The following adjustments and fixes have been made. · Added “Sunflower in a Vase” to the free Basic Toy Pack. You can show it from “Toys” in the Settings screen. It sometimes sways in the breeze · Reorganized the menu in the Settings screen · Made it possible to show the cat signboard again from the system tray menu while it is hidden · Fixed an issue where some text was displayed in Japanese e… | 24722238 | |
| Update for August 11, 2026 We have made the following adjustments and fixes. • Fixed an issue where, when using multiple monitors, a cat vanished in the middle of the screen on exit and it took a long time to quit • Fixed an issue where quitting while a cat was playing with the soccer ball made the cat vanish without saying goodbye • Fixed an issue where the soccer ball sometimes could not cross the boundary between moni… | — | |
| Update for August 8, 2026 Added News inside the app. When there is a new announcement, a balloon floats above the signboard. Clicking the balloon opens the News section in the settings window. When there are no unread announcements, links to the 3 most recent announcements are shown. The following adjustments and fixes were also made. • Changed the in-app popups so that the Windows alert sound no longer plays • Set the… | — | |
| July 27, 2026 Update Adjusted Sill Cats so that Windows notifications are displayed correctly when needed at startup. Renamed some achievements to make them easier to understand. Fixed other minor bugs. | — | |
| Update for July 26, 2026 We have made the following adjustments. • Stabilized DLC ownership detection • Strengthened the mechanism for saving your settings • Stabilized Steam Cloud synchronization • Other minor bug fixes | — | |
| Fixed a bug where Sill Cats would stay hidden behind windows for a long time Fixed a bug where Sill Cats would unintentionally stay hidden behind other apps for a long time. | 24285949 | |
| Update for July 9, 2026 Fixed an issue where a stray cat's personality would be unnaturally reset after a restart or similar. | — |
| Date | Day | Time | Patch title | Build ID | Branch | Depots | Download Δ |
|---|---|---|---|---|---|---|---|
| 6 Sep 2026 | Sun | 17:34 | No patch notes · unannounced build | 25154544 | public | 1 | — |
| 5 Sep 2026 | Sat | 09:24 | No patch notes · unannounced build | 25138739 | public | 1 | — |
| 4 Sep 2026 | Fri | 04:31 | No patch notes · unannounced build | 25108188 | public | 1 | — |
| 31 Aug 2026 | Mon | 19:14 | Update for September 1, 2026 | 25042975 | public | 1 | — |