签章助手 vs 盖章
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
签章助手
This tool allows users to easily add stamps and signatures to PDF documents. It supports various stamp types, including contract and cross-page seals, and allows for flexible placement and resizing. Once applied, stamps and signatures are permanently embedded into the PDF for secure sharing and archiving.
- Add stamps and signatures to PDFs
- Supports contract and cross-page seals
- Drag, rotate, and resize elements
- Multi-page document processing
- Embeds stamps/signatures into exported PDFs
- Local storage for security
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签章助手是一款面向合同与办公文件的盖章签名工具：打开PDF后可快速添加印章/签名，支持拖动、旋转、缩放与多页处理；支持合同专用章与骑缝章；导出PDF时自动将印章与签名合成到文件中，方便分享与归档。所有印章与签名素材均保存在本地，更安心。 隐私协议：https://github.com/lyhuzhu/huzhuurl/issues/8#issue-4281444564 使用协议：https://www.apple.com/legal/internet-services/itunes/dev/stdeula 问题与反馈：122650541@qq.com
盖章
Easily add stamps and handwritten electronic signatures to PDF documents. Process contracts and agreements efficiently without printing or scanning, keeping your data secure locally on your device.
- Smart PDF stamping
- Across-page seal generation
- Handwritten electronic signatures
- Batch stamping and signing
- Local data processing
- Seamless document import/export
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【PDF Stamp】: Supports single‑page stamping and multi‑page batch stamping for round official seals, oval stamps and square stamps. 【Cross‑Page Seal】: Supports cross‑page stamping, automatically applying the seal on the edge of each page. 【Stamp Effects】: Provides stamp aging and imprint effect adjustments to replicate the real ink‑stamping look on physical paper. 【Stamp Creation】: Three stamp‑making options: extract seal from photo, import seal image, or generate seal by entering company information. 【Handwritten Signature】: Supports handwritten signatures with adjustable stroke thickness and font size. 【Secure & Reliable】: All processing is done locally. No private data is collected to fully protect your data security. 【PDF盖章】：支持单页盖章，多页批量盖章，无论是圆形公章、椭圆章还是方形印章 【盖骑缝章】：支持盖骑缝章，自动给每页边缘盖骑缝章 【印章效果】：支持印章做旧，印迹效果调整，还原真实纸质盖章水墨效果 【印章制作】：支持拍照提取印章，导入印章图片，以及输入公司信息制作印章三种方式 【手写签名】：支持手写签名，设置签名粗细和字体大小 【安全可靠】：本地化处理，不收集任何隐私数据，全方位保护您的数据安全 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is update cadence: 盖章 at every 4 days against 签章助手's monthly. 盖章 also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, review sentiment, ads and in-app purchases 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. 签章助手 sells 3 in-app purchases, starting at $3.99 per 7 days and 盖章 sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
签章助手 ships an update monthly, 盖章 every 4 days. The most recent releases landed on September 3, 2026 and September 9, 2026 respectively.
| Parameter | 签章助手 | 盖章 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 78 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 家芳 陶 | Hangzhou Niufen Network Technology Co., Ltd. |
Customer experience
签章助手
盖章
In-app purchases
签章助手
- 7-day VIP (unlock all)$3.997 Days
- 7days$3.99
- lifetime$19.99
盖章
- 盖章服务$1.991 Month
