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DetSol
Android & web appLive on Google Play

Expenddy

Shared expenses, settled without the spreadsheet.

Expenddy is an expense-splitting and expense-tracking app. You record a shared expense in a group, split it equally, by exact amount or by percentage, see who owes whom, and mark balances settled once someone pays.

Built for: Friends, flatmates and anyone splitting a bill more than once

Free, no paid tier. Expenddy is free to use. Install the Android app from Google Play, or use the web app at expenddy.com — same account, same data, nothing to install.

Hunza trip · 3 people

Rs 7,600 spent. Two payments to settle.

  • Apaid Rs 6,400settled
  • Zpaid Rs 1,200owes Rs 1,400
  • Bpaid Rs 0owes Rs 2,600
ZA·BA— fewest payments that clear the group

The short version

What Expenddy is, and what it is for.

What Expenddy is

Expenddy is an expense-splitting and expense-tracking app. You record a shared expense in a group, split it equally, by exact amount or by percentage, see who owes whom, and mark balances settled once someone pays.

Create a group, add what you paid, and Expenddy keeps track of who owes whom — across trips, flatmates and anything else people split. It also handles one-to-one IOUs and your own personal spending.

The problem it solves

Shared costs go wrong in the gap between paying and remembering. A spreadsheet needs someone to maintain it, a group chat buries the numbers under conversation, and mental arithmetic quietly favours whoever is worst at it. Expenddy holds one shared record that recalculates the moment anything changes, so the balance is never a matter of opinion.

Who it's for

Expenddy is built for these people.

Flatmates splitting rent, utilities and the weekly shop

Friends on a trip where different people pay for different things

Couples keeping a shared record without merging their money

Anyone lending small amounts and losing track of who repaid what

Where it runs

Platforms and availability.

Listed as it actually stands today. Anything unreleased says so.

Android

Available

Free download from Google Play.

Web

Available

The full app runs in a browser at expenddy.com — same account, same data, nothing to install.

iOS

In development

An iOS app is in development and is not released yet. iPhone and iPad users can use the web app in Safari today.

Why it's different

What Expenddy gets right.

Three ways to split, and it checks the maths

Equally, by exact amounts, or by percentage. Exact and percentage splits have to add up to the total before the expense is accepted, so a mistyped share can't quietly corrupt everyone's balances.

English and Arabic, RTL included

The Android app mirrors its entire interface in Arabic rather than just swapping strings — laid out right to left, end to end. The web app is English only for now.

More than groups

One-to-one friend ledgers track informal lending as 'you gave' and 'you got' with a running balance, and personal expense tracking keeps your own spending private to you.

It records payments, it doesn't make them

Expenddy is not a bank and never moves money. Recording a settlement notes that a payment already happened — in cash, by transfer, however you actually paid.

How it works

Five steps, and none of them is arithmetic.

The whole loop, from creating a group to clearing a balance.

  1. Create a group

    Start a group for the trip, the flat, the couple or a one-off event. Group types are General, Trip, Home, Couple and Other.

  2. Add the people sharing the cost

    Invite members by email, phone number or an invite link. People who are not on Expenddy yet can still be invited — the invitation attaches to their account when they sign up.

  3. Record an expense

    Enter the amount and what it was for, choose who paid, pick who shares it, and choose the split method. Attach a photo of the bill if you want a record of it.

  4. Check the balances

    Expenddy recalculates immediately and shows what you owe and what you are owed, per person. No mental arithmetic, no spreadsheet to update.

  5. Settle up and record it

    Pay whoever you owe however you normally pay, then record the settlement. The balance clears and the payment stays in the history. Record one by mistake and you can void or edit it — the original is annotated rather than erased.

Splitting

Three ways to split, and when each one is right.

Exact and percentage splits are validated before the expense is accepted: the shares have to reconcile to the total, so a typo cannot quietly move money between people's balances.

MethodWhat it doesExampleUse it when
EqualThe total is divided evenly between everyone included in the split.A Rs 12,000 dinner shared by four people gives each person a Rs 3,000 share.Everyone consumed roughly the same thing — a shared taxi, a group dinner, a joint gift.
ExactYou type each person's share as a currency amount, and the shares must add up to the total.A Rs 12,000 grocery run where Rs 7,000 was one person's own items and Rs 5,000 was shared: enter the two amounts directly.People consumed clearly different amounts and you know the real numbers.
PercentageYou give each person a percentage of the total, and the percentages must total 100%.Rent of Rs 100,000 split 60/40 between two people gives shares of Rs 60,000 and Rs 40,000.The ratio is stable but the amount changes each time — rent by room size, a bill split by income.

What's inside

What Expenddy holds.

Groups are the headline, but Expenddy models money three genuinely different ways — shared group expenses, one-to-one ledgers, and your own private records.

Groups

General, Trip, Home, Couple or Other — with invites by email, phone or link

Expenses

Equal, exact or percentage splits, twelve categories, and a photo of the bill

Balances

Who owes whom, recalculated the moment anything changes

Settlements

Record a payment, correct it if it was wrong, and keep the history

Friend ledgers

One-to-one IOUs outside any group, with a running balance

Personal tracking

Your own expenses and income, private to you

Charts

Spending by category and weekly or monthly totals

Activity feed

A chronological record of what changed and who changed it

Built with

  • React Native
  • Node + Express
  • PostgreSQL
  • Firebase push

Currencies & languages

Eight currencies, and no exchange rates.

Currencies

  • USD
  • GBP
  • EUR
  • INR
  • CAD
  • AUD
  • AED
  • PKR

Expenddy records each expense in a currency and nets balances separately for each one. It does not convert between currencies or apply exchange rates, so a debt in one currency is never cancelled by a payment in another.

Languages

The Android app's interface is available in English and Arabic, including full right-to-left layout in Arabic. The web app is currently English only.

Right-to-left support means the layout mirrors — navigation, icons, alignment and the direction numbers read in — rather than Arabic strings being poured into a left-to-right screen.

Scope

What Expenddy is not.

Stated plainly, because an expense app that touches money gets mistaken for a payment app — by people and by machines.

Expenddy is not a bank, a payment service or a money transmitter.
Expenddy never moves, holds or transfers money — recording a settlement notes that a payment happened elsewhere.
Expenddy does not connect to your bank account and never sees your card or account numbers.
Balances are calculated from what members enter, so they are a shared bookkeeping record rather than a legally binding statement of debt.

Questions

Expenddy, answered.

What is Expenddy?

Expenddy is an expense-splitting and expense-tracking app built by DetSol. You record a shared expense in a group, split it equally, by exact amount or by percentage, see who owes whom, and mark balances settled once someone pays. It also tracks one-to-one IOUs and your own personal spending.

Who builds Expenddy?

Expenddy is built and operated by DetSol, a software company in Lahore, Pakistan. DetSol also builds Stockroot, inventory and business management software. The Google Play listing for Expenddy names DetSol as the builder.

How does Expenddy split expenses?

Expenddy offers three split methods: equal, exact amounts and percentage. You record who paid, choose which members share the expense, and pick the method. Expenddy converts that into a share for each person and updates everyone's balance immediately.

Can Expenddy split a bill equally?

Yes. An equal split divides the total evenly between everyone included in that expense, and recalculates as you add or remove people. Equal is the default split method in Expenddy.

Can I split expenses by exact amounts?

Yes. An exact split lets you type each person's share as a currency amount. Expenddy checks that the shares add up to the expense total and refuses the expense if they do not, so a mistyped share cannot silently corrupt the balances.

Can I split expenses by percentage?

Yes. A percentage split lets you give each person a percentage of the total. The percentages must add up to 100%, and Expenddy converts them into currency amounts against the expense total. This suits costs where the ratio is stable but the amount changes, such as rent split by room size.

Can I track who owes whom?

Yes. Every Expenddy group shows what you owe and what you are owed, broken down per person. Balances recalculate the moment an expense is added, edited or deleted, so nobody has to do arithmetic or maintain a spreadsheet.

Can I use Expenddy with roommates?

Yes. Create a group of the Home type for the household, add your flatmates, and record rent, utilities and shopping as they happen. Recurring costs with a stable ratio can use a percentage split, while one-off shared costs can be split equally or by exact amounts.

Can I use Expenddy for a group trip?

Yes. Expenddy has a Trip group type for exactly this. Different people pay for different things as the trip goes on, each expense records who actually paid, and at the end the group shows what each person owes rather than requiring anyone to reconstruct it afterwards.

Can I track IOUs without creating a group?

Yes. Expenddy has one-to-one friend ledgers, which are separate from groups. A friend ledger is a running list of 'you gave' and 'you got' entries against one person with a live balance of who is ahead. There is no split, because there is nothing to divide.

Can I record a settlement when someone pays me back?

Yes. When a payment happens, you record it in Expenddy and the balances clear. Settlements are kept as a dated history. If a settlement was recorded by mistake it can be voided or edited, and the balance movement is reversed exactly — the original record is annotated rather than erased.

Does Expenddy support multiple currencies?

Expenddy supports eight currencies: US dollar, pound sterling, euro, Indian rupee, Canadian dollar, Australian dollar, UAE dirham and Pakistani rupee. Each expense is recorded in a currency and balances are netted separately for each one. Expenddy does not convert between currencies or apply exchange rates, so a debt in one currency is never cancelled by a payment in another.

Does Expenddy support Arabic?

Yes, in the Android app. Expenddy's Android interface is fully translated into Arabic, including a complete right-to-left layout rather than Arabic text in a left-to-right screen. The web app at expenddy.com is currently English only.

Can I attach a receipt or a photo of the bill?

Yes. You can attach a photo of the bill to an expense in Expenddy, so the amount can be checked later without anyone hunting for paper.

Is Expenddy free?

Yes. Expenddy is free to use. There is no paid tier and no subscription.

Is Expenddy available on iPhone?

Not yet as a native app. Expenddy is live on Google Play for Android, and an iOS app is in development with no release date announced. iPhone and iPad users can use the full web app at expenddy.com in Safari today — same account and same data as the mobile app.

Does Expenddy move or hold money?

No. Expenddy is not a bank, a payment service or a money transmitter, and it never moves, holds or transfers money. It does not connect to your bank account and never sees card or account numbers. Recording a settlement notes that a payment happened elsewhere — in cash, by bank transfer, or however you actually paid.

Can I get my data out of Expenddy?

Yes. Expenddy exports a group's ledger, a one-to-one friend ledger or your personal records to CSV.

Insights

Further reading

Expenddy has its own site

This page is DetSol's description of Expenddy. Expenddy has its own site at expenddy.com, and that is where the product lives: the full feature reference, guides on splitting with roommates and on group trips, comparisons against spreadsheets and group chats, the download page, and the web app itself.

If you are looking to use Expenddy rather than to find out who built it, go there.

Want to see Expenddy on your own numbers?

Tell us what you're running today and we'll tell you honestly whether it fits.