Ask your question,
find your tool.

Shows the hourly sea water temperature at 81 coastal points, the 7-day trend and swimming suitability, and compares the coast region by region.

Compares snow depth, wind and the five-day forecast for 24 ski resorts in Turkey in one table. For slope and lift status, one click takes you to each resort’s official page.

Scores wind speed, gusts, direction and wave forecasts at selected windsurf spots in Turkey against your level, so you can see at a glance where to go today.

Shows 288 certified dive centres in 32 provinces and 276 dive sites on one map. Every site’s source is marked with a badge, and everything is listed province by province.

Tells you which wetsuit thickness to wear for the water temperature, using month-by-month averages for Turkey’s dive areas and published diving charts.

Gives a sourced starting estimate and range from your body weight, suit, tank and water, including the lower salinity of the Black Sea and the Sea of Marmara.

Calculates the maximum operating depth and equivalent air depth of your mix with the US Navy Diving Manual formulas, always rounding to the conservative side.

A free couch-to-5K style run-walk plan: tell it how many days a week and which days you can run, and it builds a plan around you. Each week it looks at what you logged and moves you on, repeats the week or eases the load.

Turns your target finish time into pace and your pace into speed. Works out your kilometre splits and a negative split plan to the second, in kilometres or miles.

Gives speed, gear inches and development for every chainring and cassette combination in a table. Compares two setups side by side and flags cross-chained combinations.

Filter running, trail, ultra, cycling and triathlon races in Turkey by date, city and type, and find distances and registration details.

79 running clubs in 21 cities: meeting day and time, whether the meeting point is fixed or changes each week, contact channels and a short description of each club.

Works out how many calories you burned from your distance, pace and incline. Values come from the measured MET table of the 2024 Adult Compendium, with gross and net burn shown separately.

How many calories in 10,000 steps? Works it out from your steps, distance and incline, and takes conditions like hills, sand and a backpack into account with measured MET values.

Works it out from your speed, surface and type of ride. Exercise bikes, spinning and e-bikes are each handled separately.

Estimates your VO2 max from the Cooper 12-minute test, your resting heart rate or a 1-mile walk, then shows which percentile you’re in for your age and sex.

Enter your age and resting heart rate to get all five training zones. Shows the percentage of max heart rate and Karvonen methods side by side, and tells you how far the estimate can be off.