SNC vs 盖章
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SNC
Read full descriptionHide full description
This is an app for controlling smart Bluetooth lighting fixtures. Welcome to download and experience it.
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
Read full descriptionHide full description
【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 in-app purchases: SNC at none against 盖章's 2. 盖章's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement 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. 盖章 sells 2 in-app purchases, starting at $2.99 per month. SNC asks for nothing beyond the download.
SNC ships an update every 6 days, 盖章 every 5 days. The most recent releases landed on September 17, 2026 and September 28, 2026 respectively.
| Parameter | SNC | 盖章 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 6 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15 | 15.0 |
| Further details — not scored | ||
| Size | 65 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 深圳市联域光电股份有限公司 | Hangzhou Niufen Network Technology Co., Ltd. |
In-app purchases
SNC
No in-app purchases
盖章
- E‑Stamp Service$2.991 Month
- 无纸盖章永久版$9.99
