engineer toolbox
程彬 吕 Utilities iPhoneiPadiPod touch
engineer toolbox is a free Utilities app for iPhone and iPad by 程彬 吕. Requires iOS 15.0. Updated March 28, 2026.
- Price
- Free
- on the App Store
- Size
- 35 MB
- Age 4+
- Updated
- Mar 28
- 2026 · v1.0
Screenshots
About engineer toolbox
Engineer Toolbox 是一款面向电子与硬件工程师的实用计算工具，提供常见电子电路参数计算、单位换算和目标反推功能，帮助用户更高效地完成设计、分析与验证工作。 应用内包含多种常用计算功能，包括： LDO 分压电阻计算 PCB 参数计算 热阻计算 电阻 / 电容 / 电感换算 无源滤波器计算 欧姆定律计算 变压器计算 基本运放放大电路计算等 部分功能需通过自动续订订阅使用。应用提供包月订阅和包年订阅，具体价格以应用内展示为准。订阅将在每个订阅周期结束时自动续订，除非用户至少在当前周期结束前 24 小时取消订阅。用户可在购买后前往 Apple ID 账户设置中管理或取消订阅。 服务条款（EULA）: https://www.apple.com/legal/macapps/stdeula/
App privacy
The developer, 程彬 吕, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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