Amenities
Small, handy extras, free to use
From a tea brewing calculator and focus timer to a bill splitter and lunar calendar converter: sixteen small tools Nhà An made for your tea, study sessions and get-togethers. Just open and use, no login needed.
For your cup
Choose and brew a cup that suits you
Five tools to help you find what you like and brew it right at home.
Tea brewing calculator
Pick a tea and instantly get the leaf amount, water temperature and steeping time to brew at home.
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Which tea suits you?
A few quick questions about your taste and when you drink tea to find the tea that fits you.
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Sugar level picker
From 0% to 100%, each sweetness level comes with a taste description so you can pick the cup you like when you visit Nhà An.
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What should I drink today?
Can't decide? Tap spin to get a drink suggestion based on your mood and the time of day.
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Caffeine estimator
Quickly add up the estimated caffeine from the cups you've had today, for reference only.
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Keep the rhythm of study, work and rest
Four tools for students, office workers and anyone racing a deadline.
Focus Corner
A Pomodoro timer and other focus modes, with built-in generated ambient sound, to help you work in stretches with breaks.
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Enter your subject, number of days and daily study hours to get a schedule with breaks built in.
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Enter your exam date to see how many days are left and get suggestions for splitting your revision into phases.
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Find your seat
Group study, a meeting, a deadline crunch or just relaxing? Answer a few questions to find which zone to pick.
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Meet up, give gifts, send wishes
Four small tools for those times you're out with friends and family.
Bill splitter
Enter the total bill, number of people and an optional tip to split quickly with tidy rounding.
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Gift ideas
Answer a few questions about the recipient to get gift suggestions from Nhà An.
Xem thêmGreeting card maker
Pick an occasion like Tết (Lunar New Year), Women's Day (8/3), Vietnamese Women's Day (20/10), Teachers' Day (20/11) or a birthday, add your message, then download the card as an image.
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Lunar-solar calendar converter
Convert solar dates to the Vietnamese lunar calendar and back, and see upcoming full-moon days (15th) and first days of the lunar month.
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Quickly find what you need
Three shortcuts to browse photos, find information and follow events.
Why you can relax
Compact and respectful of you
Nhà An makes these tools for you to really use, without asking for your personal information.
Free
No fees, and you don't need to buy anything to use them.
Runs right in your browser
No app to install; open it on your phone or computer.
No login needed
No account, no email left behind. Use it and go.
Data stays on your device
Study plans, exam dates and quiz results are remembered right in your browser and can be deleted anytime.
Easy for everyone
Works with a keyboard, with clear text, and is comfortable to use on a phone screen.
For reference only
Estimates such as caffeine don't replace advice from a doctor or nutritionist.
Quick questions
About the tools
Are Nhà An's tools free?
Yes. All tools on this page are free and require no login.
Is the data I enter sent anywhere?
What you save, such as study plans or exam dates, stays in your browser on your own device and is not sent to Nhà An's servers. Clear your browser data to delete it. The website only measures visits anonymously and in aggregate; see the Cookie and Storage Policy for details.
Do I need to visit Nhà An to use them?
No. Use them wherever you are. Once the branches open, tools like the sugar level picker or seat finder will be even handier when you drop by.
What if I'd like to suggest another tool?
Nhà An would love to hear it. Send your idea through the Contact page or email contact@tiemnhaan.com.
Tried them out? Come visit Nhà An
Nhà An will be open 24/7 at all 5 branches opening soon. Book a table ahead to get just the seat you want.
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