Klocky is an indie casual simulation game for PC in which players assemble functional mechanical clocks piece by piece. The experience centers on realistic gear trains, escapements, and layered mechanisms that behave according to actual tooth counts and ratios rather than scripted animations. Every part must mesh correctly on the same layer at the proper distance, or the machine simply will not run.
Gameplay
Players work from stacks of hand-drawn assembly drawings that guide the sequence of placement. Clicking a line on the current sheet highlights the required part, which is then positioned on the correct layer. Once seated, a green flash confirms the connection. Gears only interact when their teeth align properly, and closed loops of three or more gears cause the entire assembly to lock. The physics are calculated from real ratios, so a 70-tooth center wheel driving a 7-leaf pinion combined with a 66-tooth third wheel and 11-leaf pinion produces exactly one rotation per minute for the seconds hand.
Sound design reinforces the mechanical focus. Each contact produces its own recorded tick or click drawn from real clocks, and swapping components changes the audible character of the machine. Players can speed up time or jump forward by hours, days, or years to observe calendar wheels, moon phases, and planetary motions advance in real time.
Game Modes
The primary mode follows the guided assembly of more than thirty machines, each presented as a series of hand-drawn sheets that increase in complexity. Early examples include a simple seconds counter, while later ones feature rose engines that trace floral patterns, calendar moon clocks that advance date and weekday indicators, orreries showing accurate relative planetary speeds, and cam-driven blacksmith figures that swing hammers and operate bellows.
Free play provides an empty workbench stocked with every available part. Players arrange components freely across layers without following a drawing, provided the resulting mechanism satisfies the same meshing and ratio rules that govern the guided machines.
Mechanics and Features
Parts exist on multiple stacked layers that can be isolated or rotated as a whole for inspection. Escapements, jump springs, count wheels, planetary gears, and cams all follow documented mechanical principles. The 4K and multi-monitor support allows detailed viewing of fine gear teeth and hand movements. No timers or scoring systems appear in any mode, keeping the focus on precise placement and observation of the resulting motion.
Is It Worth Playing?
Klocky suits players who enjoy methodical tinkering with mechanical systems and appreciate seeing cause-and-effect relationships play out in accurate detail. The guided assemblies introduce concepts gradually while free play rewards experimentation with working layouts that differ from the reference drawings. Those seeking a pressure-free simulation of real clockwork will find the realistic ratios and layered construction rewarding, particularly when combined with the distinct audio feedback from each mechanism.