Co-parenting,
organised and calm.
One quiet place to share expenses, swap updates and keep your child's life on track — whether you're co-parenting together or solo.
Sign in with mobile OTP · No passwords to remember
Everything a family needs.
Nothing more.
Shared expenses
Track who paid for school fees, doctor visits and birthdays. Splits and balances in INR.
Calm messaging
A dedicated space for co-parent chat. No mixed messages with old WhatsApp threads.
Child profiles
Keep birthdays, allergies and notes in one place — accessible to both parents.
Privacy-first
Designed with the DPDP Act 2023 in mind. Your data is yours.
Solo mode
Single parent? Use 1saath on your own and invite a co-parent later.
Mobile OTP login
Sign in with your Indian mobile number. No passwords ever.
How it works
Sign in with mobile
Verify your Indian mobile number with a 6-digit OTP. No passwords.
Set up your child
Add your child's name and birthday. Optional notes if you want.
Invite your co-parent
Share a 6-character code. They sign in and you're linked. Or stay solo — your choice.
Live in calm
Log expenses, send messages, keep records. 1saath gets out of the way.
For two parents
Co-parenting mode
Link with your co-parent and share expenses, messages and your child's details — without the noise.
For one parent
Solo mode
Single parent today? Use 1saath on your own to track everything, and invite a co-parent whenever you're ready.
Mobile apps coming soon
The web is just the start.
Native apps for iOS and Android are on the way. Use 1saath on the web today — your account will travel with you.
Use 1saath on the web