App Developer向け無料請求書テンプレート
App development involves complex sprints, API integrations, and Store submissions. This template is designed for mobile developers to itemize technical work, bug fixes, and maintenance in a professional layout.
App Developerの請求書を作成App Developerの一般的な明細
| 説明 | 数量 | 単位 | 金額 |
|---|---|---|---|
| iOS/Android Feature Development | 40 | hours | $135 |
| API Integration (REST/GraphQL) | 1 | module | $1200 |
| App Store Submission Support | 1 | service | $300 |
一般的な支払い条件
Commonly 30% upfront, 40% at beta, and 30% on Store submission. Maintenance is billed monthly.
税金メモ
Software services are generally exempt from sales tax in many US states but subject to VAT/GST globally.
App Developerの請求に関するFAQ
Should I bill for testing?+
Yes — QA and unit testing are critical parts of the development process.
How do I handle third-party fees?+
Apple/Google developer fees and server costs should be paid directly by the client.
Do I charge for OS updates?+
Yes — ongoing maintenance to keep the app compatible with new iOS/Android versions should be billed separately.