🪵 Old School RuneScape Construction
OSRS Construction Calculator (Planks, XP & GP Cost to 99)
Calculate exact planks, butler costs, and GP needed for level 99 Construction using Mahogany Tables, Oak Larders, Mythical Capes, and Gnome Benches.
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Plank Tier & Butler Target
Plank Tier & Butler Target
⚠️ Values modified — Click “Calculate Planks & Cost” to update
📊 Calculated Outputs
Total XP Required
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Experience to target level
Planks Required
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Total boards to construct
Estimated Total Cost (GP)
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Planks + Butler unnoting fee
Approximate Training Time
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Based on realistic tick-speed
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Damage per second, accuracy, and gear setups.
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