🦦 The family simulation bank for kids

Where kids save, learn & invest, like a game.

Otterly gives kids aged 9 and up real market rates and virtual money to practise with, and gives you the controls to guide every coin along the way.

Download on theApp StoreGET IT ONGoogle Play
9:41••• 📊 🔋
Parent account
The Bank of Mum
🌐 EN
Total across 2 kids
$211
$4 allowance due Sun
🏦
2 requests need you
Deposits & withdrawals
Goal status
Mia · 11
allowance $2/wk
$149
+$1
🏆 Goal $175 · 🎢 Theme park85%
Leo · 8
allowance $1/wk
$62
+$1
Home
Requests2
Kids
Chores
Controls
9:41••• 📊 🔋
Welcome back
Mia · 11
🌐 EN
Total worth
$149
+$1 this week 📈
🌱 Saving
$125
📈 Invested
$24
🏆
Grow to $175
Set by Mum · by 31 Dec
85%
$27 to go!🎢 Theme park trip
🎓
TODAY'S LESSON
What is interest?
Home
Save
Swap
Invest
Chores
Otter mascot
✅ You approve every transaction📈 Real market interest rates🎮 Learn by playing
Why families love it

Everything a young saver needs

Six real money skills, wrapped in a game kids actually want to open.

🏦

Real interest, real habits

Switch on savings interest at real market rates, and kids feel the reward of watching their money grow.

📈

Invest without the risk

Virtual money, real market movements. Kids buy stocks, gold and bonds and see how markets behave.

🎓

Lessons that stick

A daily lesson unlocks by age, bite-sized, playful, and built around their own real balance.

Chores & allowance

Assign chores, approve the ones that are done, and pay allowance automatically. Effort in, coins out.

🔒

Grown-up controls

You set the rates and goals, switch investing on or off, and approve every deposit and withdrawal.

🌍

Swap currencies

Swap between THB, AED and more at live rates, a hands-on passport to how money works worldwide.

Take a look

Two apps, one happy family

KID APP

A money home screen kids are proud of

Total worth front and centre, savings and investments side by side, and a parent-set goal with a real reward waiting at the finish line.

  • See saving and investing grow week by week
  • Goals with rewards you choose together
  • A fresh money lesson every day
9:41••• 📊 🔋
Welcome back
Mia · 11
🌐 EN
Total worth
$149
+$1 this week 📈
🌱 Saving
$125
📈 Invested
$24
🏆
Grow to $175
Set by Mum · by 31 Dec
85%
$27 to go!🎢 Theme park trip
🎓
TODAY'S LESSON
What is interest?
Home
Save
Swap
Invest
Chores
9:41••• 📊 🔋
Parent account
The Bank of Mum
🌐 EN
Total across 2 kids
$211
$4 allowance due Sun
🏦
2 requests need you
Deposits & withdrawals
Goal status
Mia · 11
allowance $2/wk
$149
+$1
🏆 Goal $175 · 🎢 Theme park85%
Leo · 8
allowance $1/wk
$62
+$1
Home
Requests2
Kids
Chores
Controls
PARENT APP

You hold all the controls

A real money-management console for grown-ups: see every kid at a glance, approve requests, set allowances, and decide the rules for savings and investing.

  • One dashboard for all your kids
  • Approve or decline every deposit & withdrawal
  • Set custom interest rates & turn investing on or off
INVEST

Investing, minus the risk

Kids build a virtual portfolio of US stocks, tech, gold and bonds that tracks real markets, guided by Otter's friendly market watch — and only once you switch investing on.

  • Real market movements, zero real risk
  • Parents switch investing on or off for each kid
  • 1W / 1M / 1Y growth kids can actually read
9:41••• 📊 🔋
Invest 📈
Total invested
$24
+$1 since signup ↗
Otter's market watch
I keep an eye on your investments so they can grow over time.
Growth over time1W1M1Y
+5.9% +$1
US Stocks
+4.1%
Gold
+2.3%
Home
Save
Swap
Invest
Chores
9:41••• 📊 🔋
Swap money 💱
FROM
🇹🇭 THB100
You have ฿5,070
TO
🇦🇪 AED10.60
Today · ฿100 = AED 10.60
Swap now
Otter keeps an eye on live rates.
Home
Save
Swap
Invest
Chores
SWAP

A passport to world money

Kids swap between currencies at real live rates — a hands-on feel for how money moves across borders, from baht to dirham and beyond.

  • Convert between THB, AED and more at live rates
  • See exactly what today's rate gives them
  • Learn how exchange rates move, risk-free
A team of grown-ups

Mum and Dad, on the same page

Invite your partner so both grown-ups can manage the family from their own phones, and get a LINE message the moment anything needs your OK.

  • 👨‍👩‍👧Invite a partner to co-manage every kid, together
  • 🔔Get an instant LINE notification when a kid sends a request
  • Both parents get pinged the moment one of you approves
✨ LINE alerts and partner access are free for everyone
LINEReal-time alerts, delivered on LINE
💬
Otterly via LINE
now
🔔 Mia requested ฿50 to move into Invest. Tap to review.
💬
Otterly via LINE
2 min ago
Dad approved Leo's ฿30 deposit. All in sync!
🧹
Otterly via LINE
10 min ago
🧹 Mia marked "Tidy room" as done, waiting for your OK.
Get started

Up and running in minutes

1

Create your family

Sign up as a grown-up on the web app and add each kid. Takes about two minutes.

2

Set the rules and goals

Set allowance and savings interest, set a savings goal with a reward at the finish line, and add each child's initial funds, money they can save or invest, but never withdraw.

3

Kids level up

They save, swap, invest and finish chores, building money skills like a game, on any device.

Loved by grown-ups

Parents are talking

★★★★★

"My 9-year-old asks to check her savings now. The interest finally clicked for her."

P
Priya
Mum of two
★★★★★

"A way to teach investing without handing over real money. The controls give me total peace of mind."

D
Daniel
Dad of three
★★★★★

"The chores-to-allowance flow ended our Sunday money arguments. Worth it for that alone."

A
Aisha
Mum of one
★★★★★

"My kids finally get why saving in baht matters, and the daily lessons are the part they ask for."

N
Nicha
Mum of two, Bangkok
Pricing

Everything, free

Free

฿0/ forever

Every feature, for every family — no subscription, no card, no catch.

Create a family
  • Parent & kid apps, right in your browser
  • Allowance, chores & savings goals
  • Currency swap, LINE alerts & money lessons
  • Kid investing: stocks, gold & bonds
  • Custom savings interest rates you set
  • Invite a partner & priority support

Free forever — no subscription and no card required. Otterly is not a bank; all balances are virtual money for learning.

FAQ

Questions, answered

Is Otterly a bank?+

No. Otterly is a learning tool, not a bank. Balances are virtual money, kids practise with real market rates, but no real funds ever move.

Is my child investing real money?+

No. Investments use virtual money that tracks real market movements, so kids learn how markets behave completely risk-free.

How much does it cost?+

Otterly is completely free — every feature, for every family, including custom interest rates, kid investing, partner access and LINE alerts. No subscription, no card required.

What ages is it for?+

Otterly is designed for kids aged 9 and up. Daily lessons grow right along with them as they level up.

Can both parents join?+

Yes, invite a partner so both grown-ups can manage the family together from their own devices.

What do I need to use it?+

Just a web browser, there's nothing you have to install. Open Otterly on any laptop, tablet or phone and your family's data stays perfectly in sync everywhere you log in. Prefer an app? Otterly is out now on both the App Store and Google Play.

📱 iPhone & Android

Otterly is on your phone too

The app is out now on the App Store and Google Play. Download it free — the same family, the same balances, in sync with the web app.

Download on theApp StoreGET IT ONGoogle Play

Free, no subscription. Works on iPhone, Android and any browser.

Start your family bank today

Free to start, right in your browser. Raise a money-smart kid, one coin at a time. 🦦

Download on theApp StoreGET IT ONGoogle Play
Otter family