Dueline vs DebtSyn
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dueline
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Dueline is a simple, private way to stay on top of your bills, income, and account balances all in one place. Add your bills, set due dates, and get reminders before they're due. Mark them paid and watch your account balances update automatically. Set up recurring bills and income once, and Dueline keeps the schedule going for you. FEATURES • Track bills with due dates, categories, and notes • Reminders so you never miss a payment • Recurring bills and income (weekly, monthly, quarterly, yearly, and more) • Multiple accounts with automatic balance tracking • A calendar view of everything that's due • Reports to see where your money goes • Private iCloud sync: your data follows you to a new device YOUR DATA STAYS YOURS Dueline has no ads, no tracking, and no accounts to create. Your information is stored on your device and in your own private iCloud. We never see it. Take control of your money with Dueline.
DebtSyn
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Money between friends gets awkward. DebtSyn keeps it clear. Record a debt in seconds — the other person confirms it, so there is never an argument about who owes what. When it is paid, both sides confirm again. Done. Transparent history forever. WHY DEBTSYN • Both-sides confirmation — every debt and every payment is agreed by both people • Friendly reminders (nudges) — ping a friend politely when a debt is due • Trust score — everyone builds a 0–100 reliability score that friends can see • Group expenses — trips and dinners split Splitwise-style, settled with the fewest transfers • Private personal ledger — quick IOU notes stored only on your device, no account needed for the other person • Reports — monthly activity, balance breakdown and top partners at a glance • Pay via VietQR (Vietnam) — generate a bank-transfer QR for the exact amount; money goes bank-to-bank, never through the app SIMPLE & SAFE • Sign in with Apple or Google, or start instantly without an account • Debts sync across devices; your private ledger never leaves your phone • No ads. No tracking. Core features are free — Premium only removes usage limits DebtSyn Premium (optional subscription): unlimited friends, groups and ledger entries, more nudges and photos, watermark-free receipts. Monthly, quarterly or yearly; cancel anytime in your Apple account settings. Terms of Use: https://sinta.ltd/terms-of-service Privacy Policy: https://sinta.ltd/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: Dueline at none against DebtSyn's 3. DebtSyn's advantage is update cadence (every 6 days vs every 3 weeks). On price, ads, device support and iOS requirement 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
Both are free to download. DebtSyn sells 3 in-app purchases, starting at $2.99 per month. Dueline asks for nothing beyond the download.
Dueline ships an update every 3 weeks, DebtSyn every 6 days. Both last shipped on October 31, 2026.
| Parameter | Dueline | DebtSyn |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Fenil Shah | SINTA Technology |
In-app purchases
Dueline
No in-app purchases
DebtSyn
- Premium Monthly$2.991 Month
- Premium Quarterly$7.993 Months
- Premium Yearly$19.991 Year









