コスパ良し
使いやすい
Free
In-App Purchases
About
Create professional invoices, quotations, receipts, and more with this intuitive business document app. Supports multiple languages, currencies, and is compliant with Japan's Qualified Invoice System. Offers secure data syncing or offline use.
✓Create invoices, quotations, receipts, purchase orders, delivery notes
✓Multi-language and multi-currency support
✓Japan Qualified Invoice System compliant
✓Invoice reporting and data export
✓Customizable email templates
✓Manage multiple bank accounts
✓Google Drive sync or offline mode
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What's New in EasySeikyu かんたん請求
1.10.0
July 15, 2026
support for eu and qrcode
Subscription plans
プラス年間プラン
プラス機能を年間利用できる、お得な長期プラン
$17.991 Year
User reviews
Developer apps
FAQ
What business documents can EasySeikyu create?
EasySeikyu allows you to create professional invoices, quotations, receipts, purchase orders, and delivery notes. It is designed for ease of use, enabling quick generation of these essential business documents.
Does EasySeikyu support international business?
Yes, EasySeikyu offers multi-language and multi-currency support, making it suitable for international business transactions. It also facilitates international transfers through its bank account management features.
Is EasySeikyu compliant with Japanese invoicing regulations?
Yes, EasySeikyu is fully compliant with Japan’s Qualified Invoice System (Invoice制度) and Electronic Bookkeeping Law. This ensures your business documents meet legal requirements in Japan.
Can I use EasySeikyu offline?
Yes, you can work fully offline with EasySeikyu. Alternatively, you can sync your data securely via Google Drive for backup and access across devices.
How does EasySeikyu handle payments and subscriptions?
EasySeikyu is free to download and use, with optional subscription plans available for enhanced features. The 'プラス' plans offer monthly ($1.99) and annual ($17.99) options.
What are the benefits of the 'プラス' subscription for EasySeikyu?
The 'プラス' subscription likely unlocks advanced features or removes limitations present in the free version. Specific details on these benefits would be available within the app's subscription section.
Does EasySeikyu have ads?
No, EasySeikyu does not contain advertisements. The app focuses on providing a clean and uninterrupted user experience for creating business documents.
How often is EasySeikyu updated?
The latest version of EasySeikyu is 1.9.2, and it was last updated on June 2, 2026. This indicates a commitment to regular updates and improvements.
