# SISPARK管理 vs Scan PDF Scanner app

The clearest difference is in-app purchases: SISPARK管理 at none against Scan PDF Scanner app's 2. SISPARK管理 also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). Scan PDF Scanner app's advantage is update cadence (every 6 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Scan PDF Scanner app sells 2 in-app purchases, starting at $3.99 per month. SISPARK管理 asks for nothing beyond the download.

SISPARK管理 ships an update every 3 weeks, Scan PDF Scanner app every 6 days. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | SISPARK管理 | Scan PDF Scanner app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (5 ratings)](https://appshunter.io/ios/app/scan-pdf-scanner-app/id1538549302/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 70 MB | 44 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Pudong Software Park Huizhi Software Development Co., Ltd.](https://appshunter.io/developer/882409578) | [B TO J PTY LTD](https://appshunter.io/developer/569308231) |

## What reviewers say

### SISPARK管理

[App page](https://appshunter.io/ios/app/sispark/id1504030793)

**In-app purchases:** none


### Scan PDF Scanner app

[App page](https://appshunter.io/ios/app/scan-pdf-scanner-app/id1538549302)

Instantly digitize hard copies and convert them into searchable PDF files. This portable scanner allows you to sign, merge, annotate, and share documents with ease. Integrate with cloud storage for secure saving and access.

**Highlights:** Digitize hard copies, Convert to PDF, Add signature, Merge and rearrange PDFs, OCR text extraction, Cloud storage integration, Share and print PDFs

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Yearly Subscription | $28.99 | per year |


## Frequently asked questions

### Is SISPARK管理 free?

SISPARK管理 is free to download, with no in-app purchases.

### Is Scan PDF Scanner app free?

Scan PDF Scanner app is free to download, with in-app purchases available.

### Do SISPARK管理 or Scan PDF Scanner app have ads?

Scan PDF Scanner app shows ads; SISPARK管理 does not.

### Which is updated more often, SISPARK管理 or Scan PDF Scanner app?

SISPARK管理 ships an update every 3 weeks, and Scan PDF Scanner app every 6 days. Most recently, SISPARK管理 was updated on September 15, 2026 and Scan PDF Scanner app on September 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*