Qualmfrei

Understand what smoking does to the body — and read up on how recovery works. Qualmfrei gives you the knowledge, a habit tracker and daily goals to work with. 423 ARTICLES — YOUR BODY, CLEARLY EXPLAINED • The lungs, part by part: from the cilia to the alveoli • Every organ affected: heart, blood vessels, brain, skin, teeth, hormones, immune system and more • 92 toxins in tobacco smoke explained one by one — each with origin, effect, official substance classification and source • Combined effects: why the mixture is more than the sum of its parts • The recovery timeline: what typically changes after 20 minutes, 48 hours, 9 months and 15 years • Addiction psychology, withdrawal symptoms, everyday strategies, myths fact-checked • Every article cites its sources (WHO, DKFZ, BZgA, US Surgeon General and others) • Browse it like a magazine: the library is a continuous feed with its own cover art for every article YOUR TRACKER • Smoke-free days, money saved and cigarettes avoided at a glance • A timeline built from the research figures, with a progress indicator • A daily check-in — and a fair way of handling slips: your progress is never lost A NEW GOAL EVERY DAY • Every smoke-free day unlocks a new daily goal — 365 small steps, from day one to a smoke-free year LANGUAGES • All 423 articles and all 365 daily goals are available in full in Deutsch, English, 简体中文, Bahasa Indonesia, Türkçe • The interface is translated into 32 languages — from Spanish, Chinese and Arabic to Bulgarian, Serbian, Romanian, Greek, Hungarian, Polish and Ukrainian • In the remaining languages, articles and goals are currently shown in English; the app says so in the library. More translations are on the way • You can switch language at any time in the settings YOUR DATA IS YOURS • The app works offline: no accounts, no ads, no tracking • Your entries stay on your device START FOR FREE The tracker, the goals, the recovery timeline and more than 50 articles are free. A single purchase unlocks the full library — no subscription. IMPORTANT: This app is for information and motivation only. It is not a medical device, makes no diagnosis and does not replace medical advice. The times and risk figures given are averages from studies, not a prediction for any individual. If you have health complaints, please talk to your doctor.