Formula Used
Displayed skill from points: 100 + points × 10.
Maximum crafted skill bonus: max(0, (displayed skill − 100) / 20) × server multiplier.
Expected bonus: maximum crafted skill bonus / 2.
Final blueprint stat: base stat + ((blueprint stat − base stat) × (1 + used bonus / 100)).
Inventory time estimate: base craft time / (speed skill / 100).
Engram items are treated as having no crafted skill stat bonus. Material totals are planning totals only.
How to Use This Calculator
Choose whether you want to enter attribute points or the displayed crafting skill percentage.
Enter the base item stat and the blueprint stat shown in game.
Select expected, maximum, or manual crafted bonus mode.
Add craft time, quantity, and material values for construction planning.
Press Calculate to show results below the header and above the form.
Use CSV or PDF download buttons when you want to save the result.
Ark Crafting Planning for Builders
Crafting skill changes how blueprint items finish in Ark. It does not turn every item into a perfect roll. Instead, it raises the possible crafted skill bonus. The final roll can still be low, because the bonus is random. This calculator helps you estimate the best case, average case, or a manual roll before you spend rare materials.
Why the calculator matters
Large construction projects often need saddles, tools, weapons, storage parts, and defense gear. A single blueprint can require a long resource grind. When you know the base stat, blueprint stat, skill level, and craft quantity, you can compare the possible gain against the cost. This helps you decide whether a crafter character is worth using.
Blueprint stat logic
The skill bonus does not multiply the whole blueprint number. It multiplies only the part above the normal base item. For example, a blueprint with 200 armor and a base item with 100 armor has 100 bonus armor. A 20 percent crafted bonus raises that bonus part to 120. The final item becomes 220 armor, not 240 armor.
Speed and material planning
Crafting skill can also reduce personal inventory crafting time. This page estimates time by dividing base time by the displayed skill ratio. Container crafts can behave differently, so use the source selector with care. Materials are not reduced by crafting skill. The material section only totals your planned resource demand.
Best use cases
Use this tool before expensive blueprint runs. Test several skill values. Compare max and expected results. Enter a manual crafted bonus after an actual roll. Export the result for tribe planning. Save the PDF when you want a simple summary for later. The table below also gives sample values, so new users can understand each field quickly.
Server and tribe notes
Different servers may use custom rates or balance changes. Treat the estimate as a planning guide, then compare it with live results. Keep notes for each blueprint. Over time, those notes show which crafts deserve mindwipe planning, focal food support, and extra resource storage before major construction days begin.
Use conservative settings for shared bases, because safer estimates protect metal, polymer, cementing paste, and long farming sessions from waste.
FAQs
Does crafting skill improve every item?
No. Blueprint items and some recipe outcomes can benefit. Engram items are treated as normal crafts in this calculator, so they receive no crafted skill stat bonus.
Why is the expected bonus half of the maximum?
The calculator uses a simple average estimate between zero and the maximum possible bonus. Actual game rolls can still be higher or lower.
What should I enter as the base stat?
Enter the normal stat for the base item. For many weapons, damage starts at 100 percent. For armor or saddles, use the normal base value.
What should I enter as the blueprint stat?
Enter the stat shown on the blueprint before crafting. The calculator applies the crafted bonus only to the amount above the base stat.
Can I use an actual crafted item roll?
Yes. Select manual actual roll, then enter the crafted skill bonus shown on the item tooltip. This helps compare expected results with real outcomes.
Does crafting skill reduce material costs?
No. This calculator totals material needs for planning only. It does not apply a resource discount because crafting skill does not normally reduce material requirements.
Why include craft source?
Crafting speed benefits can depend on where the item is crafted. Personal inventory crafts are estimated with speed scaling. Container crafts keep base time here.
Can server settings change the result?
Yes. Some servers may use custom settings or mods. Use the server bonus cap multiplier to adjust estimates, then compare against live in-game results.