BuildCity Updates

BuildCity Development Notes

Follow the decisions behind BuildCity updates: balance changes, city simulation fixes, performance work, and quality-of-life improvements written for players who want to understand what changed and why it matters.

28 Published updates

v1.3.13 Latest version

Open Player feedback

What These Updates Cover

Each note is written to explain the player-facing result first, then the design or technical reason behind it. This keeps the update history useful for returning mayors, new players, and search crawlers reading the site without launching the game.

City Systems

Road access, utility coverage, zoning behavior, taxes, happiness, public services, and the rules that shape city growth.

Performance Work

Model loading, render cost, cache behavior, and mobile-friendly changes that keep the city playable on modest devices.

Player Guidance

Short explanations of how each change affects city planning, budgets, service placement, and early-game decisions.

Community Feedback

Comment threads collect bug reports, balance reactions, and requests so follow-up work can be tied to a specific version.

How To Read A BuildCity Patch Note

The update log is organized around practical questions a player would ask after returning to a saved city.

Check the gameplay impact

Look for changes to money flow, service coverage, roads, zoning, happiness, and city rank before changing a long-running layout.

Review stability notes

Performance, loading, cache, and save-state fixes are called out because they affect browser memory, network requests, and older devices.

Use comments for follow-up

If an update changes your city in an unexpected way, leave feedback on that version so the report includes the right context.

Date 2026-06-12 · Views 27 · Comments 0

Version v1.2.0

Friends system added. Add friends from profiles or the in-game friends panel, see who's online and when they last played, and exchange 1:1 messages.
Sister City pacts added. From Small City (1,000 population), use the 🤝 button to get mayor recommendations matched to your play pattern and send pact requests. Pact benefits (tourism bonus, joint quests) arrive in the next update.
Profile titles added. Earn titles through city growth and activity, and set a featured title on your profile.
Referral rewards added. Enter a referral code at signup and both players receive rewards after email verification.
The monthly City Pass is now available in the shop. While subscribed, you automatically receive 25 gems each day you log in, stamped on your attendance calendar.
The shop has a fresh new design, and the daily login reward screen has been renewed.
Smooth motion effects applied across buttons, panels, and menus.
Rankings now show each city's last login time, and chat timestamps display correctly in your local time zone.