All Free Cycling Calculators
Browse all 98 free calculators across 10 categories. Every tool uses metric measurements and is designed for UK cyclists.
Calculate cycling speed, distance, pace and timing for rides and races.
Speed Calculator
Calculate your cycling speed from distance and time.
Distance Calculator
Work out distance covered from speed and time.
Pace Calculator
Calculate your pace in minutes per kilometre or mile.
Average Speed Calculator
Find your average speed across multiple segments.
Time Trial Calculator
Estimate time trial finish times from power and course data.
Split Calculator
Calculate split times for even-paced riding.
Interval Calculator
Plan interval training sessions with work and rest periods.
Cadence to Speed Calculator
Convert pedalling cadence to road speed for any gear ratio.
Wheel Speed Calculator
Calculate wheel RPM and speed from tyre size and cadence.
GPS Distance Calculator
Estimate true distance from GPS coordinates with elevation correction.
Training zones, FTP testing, recovery metrics and fitness tracking calculators.
FTP Calculator
Estimate your Functional Threshold Power from test results.
Heart Rate Zone Calculator
Calculate heart rate training zones from max or threshold HR.
Power Zone Calculator
Calculate power-based training zones from your FTP.
Calorie Burn Calculator
Estimate calories burned cycling based on power, weight and duration.
TSS Calculator
Calculate Training Stress Score from power and duration.
Training Load Calculator
Track acute and chronic training load over time.
Recovery Calculator
Estimate recovery time needed after training efforts.
Ramp Test Calculator
Calculate FTP from a ramp test result.
VO2 Max Calculator
Estimate VO2 max from cycling power-to-weight ratio.
Threshold Calculator
Find your lactate threshold from heart rate or power data.
Frame sizing, saddle height, reach, stack and positioning calculators.
Frame Size Calculator
Find the right frame size based on your body measurements.
Saddle Height Calculator
Calculate optimal saddle height from inseam measurement.
Handlebar Reach Calculator
Determine ideal handlebar reach from torso and arm length.
Stack and Reach Calculator
Compare frame stack and reach between different bike sizes.
Stem Length Calculator
Calculate the stem length needed for your ideal reach.
Crank Length Calculator
Find optimal crank length based on leg length and riding style.
Seat Tube Angle Calculator
Calculate effective seat tube angle from saddle position.
Saddle Setback Calculator
Determine saddle fore-aft position relative to the bottom bracket.
Handlebar Width Calculator
Find the right handlebar width from shoulder measurement.
Cleat Position Calculator
Calculate optimal cleat placement on cycling shoes.
Gear ratios, development, chainring and cassette calculators for optimal drivetrains.
Gear Ratio Calculator
Calculate gear ratios from chainring and sprocket tooth counts.
Gear Inches Calculator
Convert gear ratios to gear inches for comparison.
Development Calculator
Calculate distance travelled per pedal revolution for any gear.
Chainring Calculator
Compare chainring sizes and their effect on gearing range.
Cassette Calculator
Analyse cassette tooth counts and gear jumps between sprockets.
Speed in Gear Calculator
Calculate road speed for any gear at a given cadence.
Gear Range Calculator
Compare total gear range across different drivetrain setups.
Cadence Calculator
Calculate required cadence for a target speed in any gear.
Single Speed Calculator
Find the ideal single speed gear ratio for your terrain.
Hub Gear Calculator
Calculate effective gear ratios for internal hub gear systems.
Tyre pressure, spoke calculations, wheel sizing and tyre performance tools.
Tyre Pressure Calculator
Calculate optimal tyre pressure based on rider weight and tyre width.
Tyre Size Converter
Convert between ETRTO, French and imperial tyre size designations.
Wheel Circumference Calculator
Calculate wheel circumference from tyre size for computer setup.
Spoke Length Calculator
Calculate spoke lengths for wheel building from hub and rim dimensions.
Spoke Count Calculator
Determine the right spoke count for your riding style and weight.
Tyre Clearance Calculator
Check if a tyre size fits your frame and fork clearance.
Rim Width Calculator
Find the optimal rim width for your tyre size.
Tubeless Sealant Calculator
Calculate the right amount of tubeless sealant for your tyres.
Tyre Rolling Resistance Calculator
Compare rolling resistance between different tyre setups.
Wheel Weight Calculator
Calculate total wheel weight and rotational inertia.
Watts per kilo, aerodynamics, climbing power and speed-from-power calculators.
Watts Per Kilo Calculator
Calculate your power-to-weight ratio in watts per kilogram.
Power to Speed Calculator
Estimate cycling speed from power output accounting for all resistances.
Climbing Power Calculator
Calculate the power needed to climb at a given speed and gradient.
Drag Calculator
Calculate aerodynamic drag force at different speeds.
CdA Calculator
Estimate your drag coefficient area from field test data.
Wind Resistance Calculator
Calculate the effect of headwind and tailwind on power requirements.
Gradient Calculator
Calculate road gradient from elevation change and distance.
VAM Calculator
Calculate vertical ascent metres per hour from climbing data.
Normalised Power Calculator
Calculate normalised power from average power and variability index.
Power Duration Calculator
Estimate sustainable power output for different durations.
Ride fuelling, hydration, carb loading and recovery nutrition calculators.
Ride Calorie Calculator
Estimate total calories needed for a ride based on duration and intensity.
Hydration Calculator
Calculate fluid intake requirements based on duration and temperature.
Carb Loading Calculator
Plan carbohydrate loading for race preparation.
Electrolyte Calculator
Calculate sodium and electrolyte needs for long rides.
Bonk Calculator
Estimate when glycogen stores will deplete without fuelling.
Recovery Nutrition Calculator
Calculate post-ride protein and carb intake for optimal recovery.
Pre-Ride Meal Calculator
Plan pre-ride meal timing and macronutrient balance.
Energy Gel Calculator
Calculate how many energy gels to carry for your ride.
Chain wear, service intervals, brake pads, cable lengths and workshop calculators.
Chain Wear Calculator
Estimate chain replacement timing from mileage and conditions.
Brake Pad Calculator
Estimate brake pad life based on riding conditions and terrain.
Tyre Wear Calculator
Estimate tyre replacement timing from mileage and riding style.
Service Interval Calculator
Calculate when your bike components need servicing.
Tubeless Conversion Calculator
Plan a tubeless conversion with sealant, tape and valve requirements.
Cable Length Calculator
Calculate brake and gear cable lengths for your frame size.
Bleed Volume Calculator
Calculate hydraulic brake fluid volume for bleeding.
Chain Length Calculator
Calculate the correct chain length for your drivetrain.
Headset Size Calculator
Identify the correct headset size for your frame.
Bottom Bracket Calculator
Find the right bottom bracket for your frame and crankset.
Climbing categories, gradient analysis, elevation and ride planning tools.
Climbing Category Calculator
Classify a climb by its category based on length and gradient.
Route Gradient Calculator
Calculate gradient percentage from elevation and distance data.
Elevation Gain Calculator
Calculate total elevation gain from gradient and distance.
Ascent Time Calculator
Estimate climbing time from power, weight and gradient.
Descent Speed Calculator
Estimate safe descent speed based on gradient and conditions.
Wind Effect Calculator
Calculate the impact of wind on speed and power requirements.
Hill Repeat Calculator
Plan hill repeat sessions with effort and recovery times.
Route Difficulty Calculator
Rate route difficulty from distance, elevation and gradient data.
Ride Time Calculator
Estimate total ride time including climbs and rest stops.
Altitude Calculator
Calculate altitude effects on cycling performance and power.
Cycling costs, commute savings, budgeting and component life calculators.
Bike Cost Per Ride Calculator
Calculate the cost per ride based on bike price and usage.
Annual Cycling Cost Calculator
Estimate your total annual cycling expenditure.
Commute Savings Calculator
Calculate savings from cycling to work versus driving or public transport.
Equipment Budget Calculator
Plan your cycling equipment budget across categories.
Race Entry Calculator
Budget for race entries, travel and accommodation costs.
Training Plan Calculator
Estimate weekly training hours and structure for your goals.
Bike Insurance Calculator
Estimate bike insurance costs based on bike value and coverage.
Component Life Calculator
Estimate replacement intervals for all major bike components.
Wheel Build Cost Calculator
Estimate the total cost of building a custom wheelset.
Tour Budget Calculator
Plan a cycling tour budget with accommodation, food and transport.
Why Use BikeCalcs?
Every calculator on this page is completely free, requires no signup, and works on any device. All tools use metric measurements and are designed specifically for UK cyclists.
Whether you're optimising your position, planning nutrition for a sportive, or working out gear ratios for a new cassette, BikeCalcs gives you accurate results instantly. All formulas are based on established cycling physics and sports science.