QuickZaim vs DueKeeper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QuickZaim
This app allows for quick and easy input of income and expenses, designed for on-the-go recording of your spending. It features a streamlined interface for immediate data entry, including details like date, amount, account, category, shop, and notes. A simple calculator is also integrated for convenience.
- Quick input interface
- Record date, amount, account, category
- Add shop and memo details
- Integrated calculator
- Supports income and expense tracking
Read full descriptionHide full description
QuickZaimは家計簿サービスZaimの入出金を入力するのに特化したアプリです。片手間に素早く入力できるので、使ったお金をその場ですぐに記録しましょう。 ■主な機能 - 起動してすぐに金額が入力できるインターフェース - 入力できる項目は以下の通りです o 日付 o 金額 o 口座 o カテゴリ(入出金どちらも可能です) o お店 o メモ - 簡易な電卓機能搭載(消費税の計算に対応) *Zaimについては http://zaim.net/ をごらんください。
DueKeeper
This app helps you manage household finances by organizing income and expenses. It provides a clear overview of upcoming payments, offers customizable reminders, and tracks different expense types. View summaries, charts, and use widgets for quick access to your financial status.
- Payment schedule matrix
- Customizable payment reminders
- Three expense types (fixed, variable, one-time)
- Monthly income/expense summaries and charts
- Home screen widget support
- Multiple budget books (Premium)
- 10 currencies supported
Read full descriptionHide full description
"When is that payment due again?" DueKeeper takes the guesswork out of managing your money. It's a household budget app that organizes your income and expenses so you can see exactly when, where, and how much you need to pay — all at a glance. Designed to be intuitive enough for first-time budgeters. Payment Schedule - View all your upcoming payments in a clear date-by-account matrix. See which account is being charged, when, and how much. Payment dates that fall on weekends or holidays are automatically adjusted. Payment Reminders Get notified 1 to 7 days before a payment is due. Never miss a credit card charge or forget a transfer deadline again. 3 Expense Types for Detailed Tracking - Fixed: Rent, insurance, subscriptions — recurring expenses with a set amount - Variable: Utilities, credit cards — recurring expenses where the amount changes - One-time: Travel, appliance purchases — expenses that occur only once Set payment dates, accounts, and billing cycles for each to get a complete picture of your finances. Monthly Summary & Charts - Review your income, expenses, and balance month by month. Category breakdowns and a 6-month trend chart help you spot spending patterns. Widget Support - View your income/expense summary and payment schedule right on your home screen. Multiple Budgets (Premium) - Create up to 5 separate budget books for different purposes — household, personal, business, and more. Business mode supports daily sales tracking, making it ideal for freelancers and sole proprietors. More Useful Features - 10 currencies supported (JPY, USD, EUR, GBP, SGD, CAD, AUD, CNY, KRW, TWD) - Custom month start date (align your budget with your payday) - Account management (bank, e-money, cash) - Custom categories (Premium) - Available in English and Japanese - Automatic payment date adjustment for holidays in 5 countries (Japan, US, UK, Singapore, Canada) Designed to Be Simple and Sustainable - Unlike typical budgeting apps, there's no need to: - Track or reconcile account balances - Log every daily transaction - Scan receipts - Link your bank accounts Built for Privacy All your data is stored locally on your device. Keep it safe with iCloud backup. No ads, no tracking, no sign-up required. Pricing Core features are free to use. Premium Features (Subscription or One-Time Purchase) - Multiple budget books - Sales tracking - Custom categories - Automatic iCloud backup - Annual reports Privacy Policy: https://kakeibo.spade3.com/en/privacy-policy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: QuickZaim at none against DueKeeper's 5. DueKeeper's advantage is ads (none vs shown) and update cadence (weekly vs every 5 months). On price, review sentiment 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. DueKeeper sells 5 in-app purchases, starting at $0.99 per month. QuickZaim asks for nothing beyond the download.
QuickZaim ships an update every 5 months, DueKeeper weekly. The most recent releases landed on August 25, 2026 and September 22, 2026 respectively.
| Parameter | QuickZaim | DueKeeper |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| Update frequency | Every 5 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Freemium |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 6 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | sorakaze Inc. | Yuichiro Yasui |
Customer experience
QuickZaim
DueKeeper
In-app purchases
QuickZaim
No in-app purchases
DueKeeper
- Premium monthly14 Days trial$0.991 Month
- Premium monthly14 Days trial$1.991 Month
- Premium yealy$6.991 Year
Show 1 moreShow fewer
- Premium yearly$9.991 Year
- Premium Lifetime$11.99









