How can you translate a functioning game from Flash to HTML5 without rewriting the client from scratch and without disrupting the players’ familiar experience? In a column for App2Top, SuperCity development director Kirill Ivanov discusses the gradual modernization of the project, the reasons for retaining old tools, and process automation that helped reduce certain tasks from several days to a few hours.

In July 2026, SuperCity celebrated its 15th anniversary. Over this time, the game by Playkot evolved from a browser-based city-building project to one of the company’s most enduring products (and indeed, of the genre), earning over $100 million and amassing 40 million installs. SuperCity’s story is intriguing not just by the numbers. It’s a tale of how the game repeatedly found itself at the brink of a technological or product dead-end, only to discover a…

SuperCity turned 15 years old — the city-building simulator from Playkot debuted on June 1, 2011. In honor of the game’s anniversary, the developers shared its achievements.

The Playkot team is releasing a mobile version of the SuperCity builder to the world this summer. We talked with the authors of the project about how the work on the new game was going on and about the processes within the company.