# ScanPulse PDF Doc Reader Maker vs lock and unlock pdf

The clearest difference is in-app purchases: lock and unlock pdf at none against ScanPulse PDF Doc Reader Maker's 6. lock and unlock pdf also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ScanPulse PDF Doc Reader Maker sells 6 in-app purchases, starting at $0.29 per 7 days. lock and unlock pdf asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ScanPulse PDF Doc Reader Maker | lock and unlock pdf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scanpulse-pdf-doc-reader-maker/id6475978329/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 23 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [dipen narola](https://appshunter.io/developer/1228304397) | [Nikhil Reddy Avuthu](https://appshunter.io/developer/1805375286) |

## What reviewers say

### ScanPulse PDF Doc Reader Maker

[App page](https://appshunter.io/ios/app/scanpulse-pdf-doc-reader-maker/id6475978329)

Transform your smartphone into a powerful PDF scanner. Easily scan documents, ID cards, books, and photos, converting them into high-quality PDFs or JPEGs. Edit, add signatures, and extract text with OCR. Share your scanned files efficiently.

**Highlights:** High-quality PDF scanning, Versatile document scanning, Edit and annotate PDFs, OCR text extraction, Multi-page scanning, Scan ID and passport, Share and export files

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 days Ads Free Subscription | $0.29 | per 7 days |
| 1 Month Ads Free Subscription | $0.59 | per month |
| 3 Month Ads Free Subscription | $1.59 | per 3 months |
| 6 Month Ads Free Subscription | $2.69 | per 6 months |
| 12 Month Ads Free Subscription | $4.19 | per year |
| Ads free service for 30 days | $0.29 | one-time |


### lock and unlock pdf

[App page](https://appshunter.io/ios/app/lock-and-unlock-pdf-pdfsmith/id6757205450)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScanPulse PDF Doc Reader Maker free?

ScanPulse PDF Doc Reader Maker is free to download, with in-app purchases available.

### Is lock and unlock pdf free?

lock and unlock pdf is free to download, with no in-app purchases.

### Do ScanPulse PDF Doc Reader Maker or lock and unlock pdf have ads?

ScanPulse PDF Doc Reader Maker shows ads; lock and unlock pdf does not.

### Which is updated more often, ScanPulse PDF Doc Reader Maker or lock and unlock pdf?

ScanPulse PDF Doc Reader Maker ships an update every 2 months, and lock and unlock pdf every 2 months. Most recently, ScanPulse PDF Doc Reader Maker was updated on October 9, 2026 and lock and unlock pdf on October 14, 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.*