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CalcDost Circle

Friends & groups

Small circles. Shared curiosity.

My space

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Your invitations

Your friends

Add someone you know using their exact username or registered email. There is no public user search.

Exact username or email

Your groups

Family, friends, study partners or a weekend away.

Group name

Members & invitations

Exact username or email

Only accepted members can see group activity. You choose what to share. Birth dates and private family records stay on your profile.

Start an activity

Activity

Your question

Unit

Group goal

Use a calculator for comparable results

Calculator

Use an example you are happy to share. These assumptions become visible to the group when the activity is revealed.

Select whose ages to use. Only the combined age is revealed; names and birth dates are excluded.

Share the combined age of these selected people with this group

Today’s question is picked for the whole group. A new question is available each day.

Your contribution

Your number

Or choose a saved calculation

Also share the calculation inputs with this group

Short label (optional)

Show my elephant without my username

Submitting shares this number with your private group. Guesses stay hidden until the organiser reveals the round.

CalcDost

Everyday maths, clearly explained.

Show community activity notifications

About How we calculate Contact Privacy Terms Disclaimer

CalcDost Circle

A little maths. A little togetherness.

Your elephant and username are all anyone sees. Your email stays private.

Create a CalcDost account or sign in to continue.

Email (private)

PasswordAt least 8 characters.

Open my space

Username3–24 letters, numbers, underscores or hyphens.

Email (private)Your account email. Never shown to other members.

Choose your elephant colour

Your elephant

Blue

Purple

Pink

Green

Orange

Slate

Personalise your profile (optional)

About you (private, optional)

Stay anonymous in community activityShare the calculator I use with the communityOnly after you press Calculate. No inputs, amounts or results are shared.

Shared activity disappears after 24 hours. Turning sharing off removes your previous activity. Privacy

CalcDost Circle

Save to my space

This saves the inputs privately on your profile. Nothing is shared with the community.

Give it a name

Keep as a favourite

Open my space

Your people

Name or nickname

Birth date

Only you can see this. Leap-day birthdays use 28 February in other years.

Compare with a friend

The link contains this result and your elephant colour. Your inputs, birth dates and private plan name are excluded. Anyone with the link can read the result.

Include my username