---
title: "PDF签名助手 - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "PDF签名助手——轻量、精准的PDF电子签名工具。 【核心功能】 · 4个箭头精准定位 支持上下左右微调，签名位置像素级移动，精准对齐签署线。 · 签名放大缩小 双指自由缩放签名大小，完美适配文档排版。 · 设置签名粗细 自由调节笔画粗细，还原真实笔触质感。 · 设置签名颜色 自定义签名颜色，满足黑白签署或红色审批等不同场景需求。 · 支持撤销操作 写错或移动失误？一键撤销，操作零成本。 告别反复"
---

# PDF签名助手 — Japan

![PDF签名助手 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/1e/c2/5a/1ec25a12-ab41-9408-ad32-49062dd5ec87/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [乐祥 胡](https://apptail.io/developer/developer-oGdo)
**Category:** Utilities
**Rating:** N/A (0 ratings)
**Price:** ¥150.00
**Bundle ID:** lq.pdfsign
**Store:** Apple App Store
**Country:** Japan
**Version:** 1.0 (released 2026-05-10)
**Original Release:** 2026-05-10
**Languages:** Arabic, Chinese, Japanese, English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id6767478135)
**AppTail Page:** [https://apptail.io/app/pdf-IkxA/japan](https://apptail.io/app/pdf-IkxA/japan)

## PDF签名助手 Description
PDF签名助手——轻量、精准的PDF电子签名工具。
【核心功能】
· 4个箭头精准定位
支持上下左右微调，签名位置像素级移动，精准对齐签署线。
· 签名放大缩小
双指自由缩放签名大小，完美适配文档排版。
· 设置签名粗细
自由调节笔画粗细，还原真实笔触质感。
· 设置签名颜色
自定义签名颜色，满足黑白签署或红色审批等不同场景需求。
· 支持撤销操作
写错或移动失误？一键撤销，操作零成本。
告别反复调整，快速完成专业签署。立即下载体验！

【相关协议】
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* 任何问题，随时联系我们：hxx_shdt@126.com

## PDF签名助手 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b6/fb/a5/b6fba5de-0ebe-d3b4-e5be-1e5d80224fe0/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2026-05-09_at_20.11.18.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/5b/32/10/5b3210ea-5892-91da-e2b9-6bb675c1bc6e/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2026-05-09_at_20.11.24.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9b/58/5b/9b585b87-2d61-0909-0384-4aaeb7d80db1/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2026-05-09_at_20.11.09.png/1320x2868.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b7/74/f9/b774f900-cbce-d283-05cf-e5fc8ef8ac7e/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2026-05-09_at_20.11.31.png/1320x2868.png)







## PDF签名助手 Available In
- [China](https://apptail.io/app/pdf-IkxA/china)
- [Israel](https://apptail.io/app/pdf-IkxA/israel)
- [Italy](https://apptail.io/app/pdf-IkxA/italy)
- [Japan](https://apptail.io/app/pdf-IkxA/japan)
- [South Korea](https://apptail.io/app/pdf-IkxA/south-korea)
- [Kuwait](https://apptail.io/app/pdf-IkxA/kuwait)
- [Lithuania](https://apptail.io/app/pdf-IkxA/lithuania)
- [Malta](https://apptail.io/app/pdf-IkxA/malta)
- [Poland](https://apptail.io/app/pdf-IkxA/poland)
- [Türkiye](https://apptail.io/app/pdf-IkxA/turkey)
- [United States](https://apptail.io/app/pdf-IkxA/united-states)

---

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*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*