Last War Speedup Calculator
Convert speedup items into one total and compare them with a timer after the relevant build, research or training speed bonus.
Fill in the required fields to see your result.
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Remaining time is positive when speedups do not fully cover the adjusted timer. Surplus is positive when speedups exceed it.
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How to Use This Calculator
Enter item quantities for common durations plus any custom minutes. Enter the base timer and applicable speed bonus.
Formula & Methodology
Total speedup time is the sum of all speedup durations. Adjusted timer equals base time divided by 1 + speed bonus/100.
Example: 10 one-hour and 30 five-minute speedups
The inventory contains 12.5 hours of speedups before adding any other items.
Results are planning estimates. Game mechanics, rates, caps, regional versions, servers, seasons and event rules can change.
Independent fan-made calculator. Not affiliated with or endorsed by the game publisher. Verify important values in the current game client.
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Related Guides
- How to Use the Last War Speedup CalculatorLearn how Last War speedups work — different types, equivalent time values, and how to use the Speedup Calculator to plan construction, research, and training acceleration.
- How to Use the Last War Event CalculatorLearn how Last War events work — event point systems, milestone rewards, ranking tiers, and how to use the Event Calculator to plan activities that maximize your reward efficiency.
- How Last War Research Speed Works: Speedups, Timers, and Research StrategyUnderstand how Last War: Survival Game research speed and speedups work. Learn how to calculate research time, prioritize speedup usage, and accelerate your base development.
- How to Plan Last War Research: Priority Research Path and Speedup StrategyCreate an efficient Last War: Survival Game research plan — which research trees to prioritize, how to spend speedups wisely, and how to sequence research for maximum base power.
- Kingshot Research Speed and Speedups: How to Accelerate ResearchLearn how Kingshot research speed works, how speedups reduce research time, and which researches to prioritize for competitive base development.
Frequently Asked Questions
- Can I include universal speedups?
- Yes, add them to the matching duration fields only when you intend to spend them on this timer.
- Should I compare speedups with base time?
- Compare them with the adjusted timer after the relevant speed bonus.
- Does the calculator consume whole items only?
- It totals durations. In-game item-use restrictions or rounding may produce a small difference.
Last updated 7/21/2026