A complete suite of free online tools for ECU tuners and workshops. Most work right in your browser — log in free to unlock the full results.
Recalculate CRC32/ADD32/ADD16 on your tuned BIN.
FREEDetect the ECU type, size, brand and IDs from a dump.
FREESee exactly which bytes & regions changed.
FREEDecode make, model, year, engine and likely ECU.
FREELook up any OBD2 fault code (P/B/C/U).
FREEEstimate Stage 1/2/3 power & torque gains.
FREEConvert between BIN, Intel HEX and Motorola S-Record.
FREEConvert boost, power, torque & AFR/Lambda instantly.
FREELook up any OBD2 PID — name, formula and units.
FREECheck official NHTSA recalls by make, model & year.
FREECompare tyre sizes & get your speedometer error.
FREEConvert AFR ↔ lambda for petrol, E85, diesel.
FREEMix pump fuel & E85 to a target ethanol %.
FREEFind injector cc/min for your target horsepower.
FREEStatic & boost-corrected compression ratio.
FREEBore × stroke → cc, litres and cubic inches.
FREEhp/ton, W/kg and a ¼-mile time estimate.
FREEHex↔dec↔bin for map editing — signed, 16-bit.
FREECorrect power to SAE/DIN/EWG standard conditions.
FREEAir density & density altitude for tuning.
FREETop speed from power, Cd & frontal area.
FREEEstimate acceleration from power & weight.
FREEBlend fuels to a target octane (RON).
FREEConvert MPG (US/UK), L/100km and km/L.
FREECO2 g/km from fuel consumption & fuel type.
FREEIntercooler thermal efficiency & temp drop.
FREECompare wheel widths/offsets - poke & clearance.
FREEFind wheel PCD from stud spacing; mm/inch.
FREETrip fuel cost from distance, mpg & price.
FREEPiston speed (m/s) from stroke & RPM.
FREERod length / stroke ratio for a build.
FREEEstimate crank HP from 1/4-mile trap speed.
FREEAirflow (lb/min) & frame for your HP target.
FREEConcentrate & water for a target protection.
FREERPM & accel change from a diff ratio swap.
FREESuspension ride frequency from spring & weight.
FREEN/A power lost in thin or hot air.
FREEEngine torque to wheel torque & tractive force.
FREEStopping distance from speed, grip & reaction.
FREERoad speed in each gear at a chosen RPM.
FREEEstimate power when you add boost.
FREEExpected compression-test psi from CR.
FREEConvert kW to hp and PS/CV instantly.
FREEConvert torque Nm to lb-ft and kgf-m.
FREEConvert pressure bar to psi and kPa.
FREEConvert speed mph to km/h and m/s.
FREEBallpark hp from displacement & aspiration.
FREERatio from drive & driven teeth counts.
FREEFront/rear balance from corner weights.
FREEInjector duty % for your power target.
FREESpeed at RPM (or RPM at speed) from your gearing.
FREEBoost → pressure ratio, absolute pressure, air gain.
FREEConvert dyno WHP to crank BHP (FWD/RWD/AWD).
FREELitres/hour a pump must flow for your HP target.
FREEEngine VE % from MAF, displacement and RPM.
FREEMAP sensor volts → pressure & boost (2/3/4 bar).
FREEConvert torque + RPM to hp/kW/PS, and back.
FREERemap revenue, software payback & yearly profit.
FREEThese browser tools cover the everyday jobs of an ECU tuner — verifying a read, fixing a checksum after a manual edit, identifying an unknown dump, comparing original vs modified files, decoding a VIN and looking up fault codes. They are free for registered customers and give you a taste of what the full Softechpro Solutions desktop software does offline across 260+ ECU families: DPF/EGR/AdBlue/DTC off, Stage tuning and DTC diagnostics.
The desktop Softechpro Solutions software corrects checksums for 260+ ECU families and does DPF/EGR/AdBlue/DTC off, Stage tuning and DTC diagnostics offline.
See pricing — €299 one-time