Comparison

IOU vs DebtFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

IOU

Easily track money lent, borrowed, and owed without spreadsheets. Manage personal debts, shared expenses, and recurring bills with clear overviews of balances and payment history. Log payments instantly and stay organized with automatic tracking for monthly charges.

Highlights
  • Track money lent, borrowed, and owed
  • Filter debts owed to you vs. money you owe
  • View balances, payment history, and upcoming charges
  • Log partial or full payments instantly
  • Automatically track recurring bills and subscriptions
  • Private and ad-free financial tracking
Features
Read full description

OweTracker is a simple personal debt tracker for money you lend, borrow, and owe — without spreadsheets or guesswork. Track rent, shared expenses, personal loans, IOUs, recurring bills, and everyday paybacks in one clear place. See what's owed, what's paid, what's coming next, and when it's time to settle up. Track personal debts with clarity Filter between money you owe and money owed to you with a single tap See totals, payment history, and remaining balances at a glance Save with confidence — the button tells you exactly what you're saving Add notes to keep context on every entry Built for recurring payments Track recurring charges like rent, phone bills, subscriptions, or ongoing loans Set charges to repeat weekly, every two weeks, or monthly Schedule future recurring charges before a balance is due See upcoming charges before they happen Stay organized even when payments change over time Record payments easily Log partial or full payments in seconds Watch balances update instantly Never lose track of who paid what Settle up clearly Create simple settle-up cards when it's time to close the loop Share clean payment summaries for rent, bills, loans, or everyday paybacks Help everyone see what was owed, what was paid, and what remains Made for wherever you are Works in 150+ currencies Available in 12 languages Private by design No ads No data selling Your financial tracking stays on your device Upgrade to Pro OweTracker includes a free version with basic tracking and settle-up cards. Upgrade to Pro to unlock: Unlimited debts Unlimited recurring charges Custom quick notes for faster entry Subscriptions help support continued development and keep OweTracker private and ad-free. If you've ever said "I'll remember later" — OweTracker is for you. Privacy Policy: https://sites.google.com/view/owetracker-privacy-policy/home Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

DebtFlow

Features
Read full description

DebtFlow is the simplest way to track money between people — and build toward what you're saving for. Whether you lent a friend money for rent, owe your supplier from last month, or you're splitting a recurring bill with a flatmate — DebtFlow keeps the record so you don't have to hold it in your head. DEBT TRACKING — Log money you've lent or borrowed in seconds — Track partial repayments with progress bars — Attach payment receipts and transfer references as proof — Get reminders before due dates — Organise debts by category — personal, business, family CONTACTS — One profile per person shows your full history together — See the net balance between you and anyone at a glance — Add labels: Friend, Family, Business, Flatmate RECURRING DEBTS — Set up repeating entries for subscriptions, loan instalments, or shared bills — New entries generate automatically on schedule — Settle one or all at once when payments come through SAVINGS GOALS — Create goals for anything — a phone, a trip, an emergency fund — Track progress with deposit history and a visual progress bar — Get a daily, weekly, and monthly savings pace so you always know if you're on track — Celebrate milestones at 25%, 50%, 75%, and 100% — Export your savings history as CSV DESIGNED FOR REAL LIFE — Works in any currency — Dark and light mode — PIN lock for privacy — Fast, offline-first — no account required DebtFlow works for anyone managing money between people — freelancers, small business owners, students splitting bills, or anyone who wants to stop keeping IOUs in their notes app. Download free. No ads. Upgrade to DebtFlow Pro for unlimited records, reminders, and PDF export Privacy Policy: https://sites.google.com/view/debtflow-privacy-policy Terms of Use (EULA): https://sites.google.com/view/debtflow-terms

Screenshots

IOU4 screens
DebtFlow4 screens

Verdict

The call

The clearest difference is ads: IOU at none against DebtFlow's shown. DebtFlow's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. IOU sells 3 in-app purchases, starting at $1.99 per month and DebtFlow sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

IOU ships an update every 10 days, DebtFlow every 2 weeks. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
IOU versus DebtFlow: the parameters behind the verdict, then further details
ParameterIOUDebtFlow
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size13 MB71 MB
Age rating4+4+
DeveloperMASON QULIZADAAyobami Lawal

In-app purchases

3 purchases

IOU

Subscriptions2
  • OweTracker Pro – Monthly$1.991 Month
  • OweTracker Pro$17.991 Year
One-time1
  • OweTracker Pro – Lifetime$19.99
3 purchases

DebtFlow

Subscriptions2
  • 1 Month$1.991 Month
  • 1 Year$9.991 Year
One-time1
  • Lifetime$19.99

Questions

Is IOU free?
IOU is free to download, with in-app purchases available.
Is DebtFlow free?
DebtFlow is free to download, with in-app purchases available.
Do IOU or DebtFlow have ads?
DebtFlow shows ads; IOU does not.
Which is updated more often, IOU or DebtFlow?
IOU ships an update every 10 days, and DebtFlow every 2 weeks. Most recently, IOU was updated on October 5, 2026 and DebtFlow on October 10, 2026.

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