Lutra – Shared Expenses

In-app purchases
Content rating
Teen
0+
Downloads
Content rating
Teen
Diverse Content: Discretion Advised
Users Interact, In-App Purchases
Learn more
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About this app

Lutra splits costs between friends and family: vacations, roommates, weekends, group gifts. Add an expense in a few taps, see at a glance who owes whom, and let Lutra do the math, even when your crew is complicated.

FREE AND AD-FREE
Groups, expenses, balances, settling up, stats and export are free, with no ads.

GROUPS
• One group per trip, shared apartment or project, in the currency you choose
• Invite your people by link or QR code; everyone joins with their account and picks who they are in the list
• People without the app stay simple participants: you add expenses for them
• Activity log: who added or changed what, and when
• Trash to bring back a deleted expense
• Works offline, everything updates when you are back online

EXPENSES
• Equal shares, amounts, shares (×2, ×0.5) or percentages
• Several payers for one expense
• Income (deposit returned, resale) and transfers between members
• Receipt photo attached
• Expenses in a foreign currency, with a daily rate you can edit
• Saved splits for your group's habits

FAMILIES, KIDS AND WHO'S THERE
• A household pays and settles as one: "The Martins" instead of four lines
• Adults, children and babies each count for their own share
• Arrival and departure dates per person: an expense only involves the people who were there
• Someone leaves early? Lutra recalculates the expenses involved and shows you the effect before you confirm

SETTLING UP
• As few transfers as possible to get everyone square
• Partial repayments
• Everyone's payment details (IBAN, Wero, Lydia, PayPal.me), copied in one tap
No money goes through Lutra: you pay back with your usual bank or payment app.

AND ALSO
• Stats by category, by person and by day
• CSV and PDF export of the group
• End-of-trip summary
• Repayment reminders, if you turn them on
• Friends: find your people again from one group to the next
• Light and dark themes, in English and French

LUTRA+, AN OPTIONAL SUBSCRIPTION
Lutra+ saves you time; it never locks the essentials:
• Receipt scan: the amount and the receipt details are read automatically
• Everyone ticks their own items on the receipt, the rest is split as usual
• Automatic rules, for example for children's and babies' shares depending on the category
One subscription covers a whole group: when you apply your Lutra+ to a group, all its members benefit.

Lutra+ is a monthly or yearly subscription with a 7-day free trial. It renews automatically and can be canceled at any time from Google Play. The price is shown in the app before any purchase.

A KAMYKO ACCOUNT
Lutra needs a Kamyko account: a code sent by email or your Google account is enough. Your groups are shared with their members and nobody else. From the app, you can export your data, delete your Lutra data or delete your account.

Learn more: heylutra.com
Sharing costs with your people, minus the headache.
Updated on
Oct 30, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Financial info and 4 others
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

The first version of Lutra: share expenses with family and friends, hassle-free. Groups and households with children, staggered arrivals and departures, receipt scanning, suggested paybacks, friends and shared groups. Lutra+ with a 7-day free trial.
Content rating
Teen
Diverse Content: Discretion Advised
Users Interact, In-App Purchases
Learn more

App support

About the developer
ATLANI MYLAN
contact.kamyko@gmail.com
BATIMENT C, APPT 22 4 RUE ANDRE ALLAR 13015 MARSEILLE France
+33 6 58 06 81 99