SSW Calculator: Calculate Gestational Week & Due Date
Pregnancy calculator
Hooray, congratulations, the pregnancy test is positive!
One of the most unique things in this world is becoming a mother and the pregnancy that comes with it. It's a wonderful experience and filled with excitement. In the coming weeks, as an expectant mom, you'll hear the words "pregnancy" and "weeks of pregnancy" (SSW) many times. One question, of course, is very important: when can I finally welcome my little one?
The anticipation is probably already immense. Here you can increase your joy and find out your little one's expected due date in just a few clicks, as well as which week of pregnancy you are in.
Calculate expected date of birth
First day of your last period
Cycle length (in days)
Matching initial equipment
Nice to know
Easily calculate your pregnancy weeks with the Schmatzepuffer® week calculator
Pregnancy is a very special time full of anticipation, emotions and unforgettable moments.
With our free week of pregnancy calculator, you can quickly and reliably calculate your current week of pregnancy – regardless of whether you know your due date or the first day of your last period.
The calculator helps you better track your baby's development and prepare for the upcoming birth.
And it is precisely for this wonderful time that we at Schmatzepuffer® have something very special: lovingly personalized gift ideas that create memories that last forever.
| Month | 1. | 2. | 3. | 4. | 5. | 6. | 7. | 8. | 9. | 10. |
|---|---|---|---|---|---|---|---|---|---|---|
| Week | 1 - 4 | 5 - 8 | 9 - 12 | 13 - 16 | 17 - 20 | 21 - 24 | 25 - 28 | 29 - 32 | 33 - 36 | 37 - 40 |
| trimester | 1. | 2. | 3. | |||||||
Since not every baby chooses the same time, the length of pregnancy can vary. However, most babies are born between the 38th and 42nd week. Try our week calculator now and find out which week of pregnancy you are in.
Expectant parents often ask themselves: How accurately can you calculate the due date ? We have the answer! Like many others, our pregnancy calculator (weeks of pregnancy calculator) is based on the Naegele rule (first day of the last menstrual period + 7 days - 3 months + 1 year), which has proven over time to be the most reliable guide for calculating the due date. However, only about 3-4% of all babies are born exactly on the due date. Deviations of up to 2 weeks before or after the due date are completely normal. If you want to avoid the complicated math, you can simply enter your data into our week of pregnancy calculator and calculate the expected due date.
The week of pregnancy calculator is the ideal tool for expectant parents. It allows you to calculate the expected due date. This helps you better prepare for the upcoming birth and make important decisions in a timely manner. Our pregnancy calculator not only calculates the expected due date, but also comprehensively prepares you for the exciting time of pregnancy. The week of pregnancy calculator goes far beyond simply calculating the due date. It offers you a wealth of exciting information that will enrich the wait until your baby's birth. Would you like to know what zodiac sign your baby will have? Our pregnancy calculator has the answer.
Sit down, take a deep breath, stay calm, and don't panic. This wonderful gift of nature is as old as time itself. Countless parents have already taken this path, and you will too. The first step, of course, should be a visit to your gynecologist. They will conduct physical examinations and blood tests to determine whether you are truly pregnant, because even a pregnancy test from the drugstore can be inaccurate. Since our pregnancy calculator isn't 100% accurate, your doctor will also be able to work with you to calculate a more precise due date.
So, you've used our week of pregnancy calculator and calculated a due date. But when is the right time to share the news with family and friends? We believe that the 12th week of pregnancy is the right time to announce your pregnancy. The risk of complications during pregnancy is highest during the first trimester. Since the embryo is particularly sensitive to negative influences such as alcohol, nicotine, medications, infections, or X-rays during this early stage, extreme caution is advised. Once this delicate phase of development is over, the time is right to tell your friends.
Discover our hand-picked recommendations:
Gifts for birth – personalizable with names and perfect for the first memories
Baptism gifts – with meaning, style and lasting value
1st birthday gifts – individual, high-quality & full of emotions
Our claim: Gifts that touch the heart – selected with love and made with care.
Make this special phase of life unforgettable – with Schmatzepuffer®.
Schwangerschaftsrechner: SSW & Geburtstermin berechnen
Mit unserem Schwangerschaftsrechner kannst du schnell berechnen, in welcher Schwangerschaftswoche du ungefähr bist und wann dein voraussichtlicher Geburtstermin liegt.
Gib einfach den ersten Tag deiner letzten Periode und deine durchschnittliche Zykluslänge ein. Der Rechner nutzt die klassische Berechnung nach der Naegele-Regel als Orientierung.
Dein Ergebnis
Wenn der Geburtstermin näher rückt, beginnt oft auch die Suche nach einem schönen Namen und den ersten persönlichen Erinnerungen.
Namensfinder entdecken Geschenke zur Geburt ansehenWie wird der Geburtstermin berechnet?
Der voraussichtliche Geburtstermin wird häufig ab dem ersten Tag der letzten Periode berechnet. Bei einem durchschnittlichen Zyklus von 28 Tagen liegt der errechnete Geburtstermin ungefähr 280 Tage später.
Da jeder Zyklus unterschiedlich sein kann, berücksichtigt dieser Rechner zusätzlich deine angegebene Zykluslänge. Das Ergebnis ist eine Orientierung und ersetzt keine ärztliche Einschätzung.
Welche SSW entspricht welchem Trimester?
- 1. Trimester: etwa SSW 1 bis 12
- 2. Trimester: etwa SSW 13 bis 27
- 3. Trimester: ab etwa SSW 28
Hinweis: Dieser Schwangerschaftsrechner dient nur zur allgemeinen Orientierung. Für medizinische Fragen, Untersuchungen und genaue Einschätzungen wende dich bitte immer an deine Ärztin, deinen Arzt oder deine Hebamme.
Häufige Fragen zu Schwangerschaft, SSW und Geburtstermin
Die Schwangerschaft ist eine besondere Zeit voller Fragen. Wann beginnt welche Schwangerschaftswoche? Wie wird der Geburtstermin berechnet? Und wie genau ist ein SSW-Rechner wirklich? Hier findest du die wichtigsten Antworten einfach erklärt.