OSRS Calculators
Use these OSRS calculators to estimate combat level, manual DPS and max hit, Prayer supplies, skill actions, Crafting cost, XP remaining, and drop-rate dryness.
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Popular OSRS Calculators
- OSRS DPS CalculatorCalculate manual-mode Old School RuneScape DPS for melee or ranged setups using attack rolls, defence rolls, max hit, weapon ticks, and hit chance.
- OSRS Skill CalculatorCalculate XP remaining, actions, materials, time, and cost for any OSRS skill using a manual training method.
- OSRS XP CalculatorCalculate XP remaining to a target level, progress percentage, estimated time, actions, and projected XP.
- OSRS Dry CalculatorCalculate your probability of still being dry (or having received a drop) at any Old School RuneScape drop rate and kill count.
Combat Calculators
- OSRS Combat CalculatorCalculate your Old School RuneScape combat level from your Attack, Strength, Defence, Hitpoints, Ranged, Magic, and Prayer levels.
- OSRS Combat Level CalculatorCalculate OSRS combat level from Attack, Strength, Defence, Hitpoints, Prayer, Ranged, and Magic.
- OSRS Max Hit CalculatorCalculate a manual melee or ranged maximum hit from level, boost, prayer, style, void, equipment bonus, and damage multipliers.
- OSRS Prayer CalculatorCalculate Prayer XP remaining, XP per offering, expected offerings, supply cost, GP per XP, and training time.
Skill and XP Calculators
- OSRS Crafting CalculatorEstimate Crafting actions, materials, XP, time, cost, revenue, and net profit or loss for a manual training method.
- OSRS Herblore CalculatorCalculate Herblore XP remaining, potions needed, herbs and secondary ingredients, time, cost, output value, and GP per XP.
- OSRS Cooking CalculatorCalculate Cooking XP, successful cooks, raw food required, expected burns, cost, output value, time, and GP per XP.
- OSRS Firemaking CalculatorCalculate Firemaking XP remaining, logs or actions needed, supply cost, reward value, time, GP per XP, and XP per hour.
- OSRS Fishing CalculatorCalculate Fishing XP remaining, catches needed, expected catch attempts, time, XP per hour, catch value, GP per hour, and total value.
- OSRS Agility CalculatorCalculate Agility XP remaining, laps needed, estimated time, XP per hour, expected Marks of Grace, reward value, and net value.
- OSRS Runecrafting CalculatorCalculate Runecrafting XP remaining, essence and actions needed, runes produced, time, gross value, supply cost, profit, GP per hour, and GP per XP.
Minigame Calculators
- OSRS Giants' Foundry CalculatorEstimate swords, Smithing XP, bars or items consumed, reputation, time, supply cost, rewards, and net value at Giants' Foundry.
- OSRS Mahogany Homes CalculatorCalculate contracts, Construction XP, planks, steel bars, Carpenter points, time, cost, GP per XP, and reward progress.
Drop Rate and Loot Calculators
OSRS Guides
- How Giants' Foundry XP and Reputation WorkUnderstand why Giants' Foundry results depend on alloy, mould score, quality, mistakes, and completion speed.
- How OSRS DPS Is Calculated: Attack Bonus, Strength, and PrayerUnderstand how OSRS damage per second is calculated from attack speed, accuracy, max hit, and prayer bonuses. Covers the effective level, roll, and hit damage formulas.
- How OSRS Drop Rates Work: Probability, Dry Streaks & Bad Luck ProtectionUnderstand OSRS drop rates: how 1/512 means you won't always get a drop in 512 kills, how to calculate dry streak probability, and what protections OSRS has against extreme bad luck.
- How to Estimate OSRS Cooking Burns: Burn Rate Formula and Stop-Burn LevelsCalculate OSRS cooking burn rates by food type and cooking level. Find the level where each food stops burning, and estimate food waste during your Cooking XP grind.
- How to Plan an OSRS Skill Goal: XP Requirements and Time EstimationPlan your OSRS skill goals with XP gap calculations, time estimates at different XP rates, and how to choose efficient training methods for each skill.
- Mahogany Homes Contracts, Points and CostPlan Mahogany Homes contracts using tier points, average XP, planks, steel bars, time, and GP per XP.
- OSRS Accuracy and Hit Chance Explained: How to Calculate if You'll HitUnderstand OSRS accuracy and hit chance calculation. Learn how attacker and defender rolls determine whether your attack lands, and how equipment bonuses and prayer affect accuracy.
- OSRS Agility Laps, Time, and Marks of Grace: Best Rooftop CoursesPlan your OSRS Agility training with lap times, XP per lap, and Marks of Grace rates for all rooftop courses. Find the best course for your level and goals.
- OSRS Attack Speed and Game Ticks: How Tick-Based Combat WorksUnderstand OSRS game ticks and attack speed. Every action in OSRS happens in 0.6-second tick intervals, and weapon speed determines how many ticks between attacks.
- OSRS Combat Level Formula: How Your Combat Level Is CalculatedCalculate your OSRS combat level from your stats. Covers the combat level formula for melee, ranged, and magic combat styles, and how Prayer and Hitpoints contribute.
- OSRS Drop Rate Probability: How to Use a Drop Rate CalculatorLearn to use OSRS drop rate probability calculations to find your dry streak odds, time to 50% chance, and cumulative probability at any kill count.
- OSRS Firemaking XP, Cost, and Time: Fastest Methods to 99Plan your OSRS Firemaking grind with XP per log, cost per XP, and time estimates for standard logs vs. Wintertodt. Find the fastest and cheapest path to 99 Firemaking.
- OSRS Fishing XP, Time, and Profit: Best Methods to 99Compare OSRS Fishing XP rates, time to 99, and profit potential. Covers Barbarian Fishing, Drift Net, Infernal Eel, and AFK methods with XP/hr and GP/hr data.
- OSRS Herblore Cost and XP Planning: Cheapest Path to 99Plan your OSRS Herblore training with exact potion XP values, cost-per-XP for every common potion, and the cheapest route to 99 Herblore from level 1.
- OSRS Prayer XP Methods Explained: Bones, Ensouled Heads, and Gilded AltarCompare OSRS Prayer XP methods: burying bones, using a gilded altar, ensouled heads, and Chaos Temple. Covers XP rates, GP/XP costs, and the fastest path to 99 Prayer.
- OSRS Runecrafting: Essence Required, XP Rates, and Profit GuidePlan your OSRS Runecrafting grind with essence quantities, XP rates by altar, and profit calculations. Covers Lavas, ZMI, Bloods, and double-rune thresholds.
- OSRS XP Table and Level Formula: How Experience Points Are CalculatedUnderstand the OSRS XP to level formula, how XP requirements scale, and why the gap between levels grows exponentially. Includes the full XP table from level 1 to 99.
- ToA Purple Chance and Loot ProbabilityModel ToA purple odds, team share, target-item probability, raid milestones, expected value, and GP per hour.
- What Does Going Dry Mean in OSRS? Drop Rates & Dry Streak PsychologyGoing dry in OSRS means killing a monster far more times than expected without getting a rare drop. Learn why dry streaks happen mathematically and how to think about them.
Frequently Asked Questions
- Which OSRS calculators are included?
- The hub includes combat level, DPS, max hit, Prayer, skill, Crafting, XP, and drop-rate dryness calculators.
- Do these calculators fetch my RuneScape account?
- No. The current tools use manual inputs and do not call Hiscores automatically.
- Do the calculators use live Grand Exchange prices?
- No. Cost calculators use prices entered by the visitor.
- Are special weapons and boss mechanics supported?
- Only when explicitly stated. Manual max-hit and DPS tools do not claim full support for every weapon or boss exception.
- Are the results official?
- No. They are planning estimates based on documented formulas and the values entered.
Last updated 7/17/2026