Cookie Clicker Building Optimizer
Find the best Cookie Clicker building to buy next. Compares CpS per cookie cost across all 8 buildings and recommends the optimal purchase order.
| Building | Owned | Next cost | CpS after | Cost per CpS | Buy? |
|---|---|---|---|---|---|
| Grandma | 10 | 405 | 11.00 | 37 | Best |
| Farm | 5 | 2,213 | 48.00 | 46 | Afford |
| Cursor | 10 | 61 | 1.10 | 55 | Afford |
| Mine | 2 | 15,870 | 141.00 | 113 | Afford |
| Factory | 1 | 149,500 | 520.00 | 288 | Afford |
| Bank | 0 | 1,400,000 | 1400.00 | 1,000 | No |
| Temple | 0 | 20,000,000 | 7800.00 | 2,564 | No |
| Wizard Tower | 0 | 330,000,000 | 44000.00 | 7,500 | No |
Cost per CpS is the standard Cookie Clicker optimization metric. Lower is better. The cheapest cost-per-CpS building is always the optimal next buy, given infinite patience.
About the Cookie Clicker Building Optimizer
The Cookie Clicker Building Optimizer is one of several free tools we offer for idle, incremental, and roguelike players. Whether you are optimizing your Cookie Clicker ascension strategy, planning a Universal Paperclips phase transition, or calculating time-to-target in any idle game, this calculator handles the math for you.
What this calculator handles
- Time to target — how long until you reach a specific resource amount, accounting for compound growth
- Production rate required — what CPS you need to reach a goal in a fixed window
- Growth forecast — projected total after a given time window with a growth rate
Tips for accurate results
- Use the highest realistic growth rate for your current game phase
- Account for any cap on production (some games cap per-second gains)
- For prestige-heavy games, run the calculator separately for each prestige tier
More idle game resources
Looking for more idle game strategy? Read our 2026 best idle games list or our in-depth Cookie Clicker strategy guide. We update our guides and tools weekly with new tips and tools.