# Scan PDF Scanner Scan document vs Spider ID

The clearest difference is update cadence: Spider ID at fortnightly against Scan PDF Scanner Scan document's monthly. Scan PDF Scanner Scan document's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Scan PDF Scanner Scan document sells 6 one-off in-app purchases and Spider ID sells 1 in-app purchase, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scan PDF Scanner Scan document ships an update monthly, Spider ID fortnightly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Scan PDF Scanner Scan document | Spider ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/scan-pdf-scanner-scan-document/id886074065/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 54 MB | 13 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Tri Tam](https://appshunter.io/developer/885518927) | [ES SOLUTIONS SMC-PRIVATE LIMITED](https://appshunter.io/developer/1770521364) |

## What reviewers say

### Scan PDF Scanner Scan document

[App page](https://appshunter.io/ios/app/scan-pdf-scanner-scan-document/id886074065)

Transform your mobile device into a portable scanner. Easily capture receipts, notes, and multipage documents, then enhance them with special algorithms for clarity. Share, print, or save your scanned files to cloud storage.

**Highlights:** Scan receipts, notes, and multipage documents, Automatic edge detection and image processing, Real-time border detection, Save scans as industry-standard PDF files, Email or print scanned documents, Upload scans to cloud storage, iCloud sync across devices

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iSnapPDF link Box | $0.99 | one-time |
| iSnapPDF link Dropbox | $0.99 | one-time |
| iSnapPDF link Google Drive | $0.99 | one-time |
| iSnapPDF link OneDrive | $0.99 | one-time |
| iSnapPdf Full Features | $3.99 | one-time |
| iSnapPdf Pro Version | $5.99 | one-time |


### Spider ID

[App page](https://appshunter.io/ios/app/spider-id-bug-identifier/id6743395007)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |


## Frequently asked questions

### Is Scan PDF Scanner Scan document free?

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

### Is Spider ID free?

Spider ID is free to download, with in-app purchases available.

### Do Scan PDF Scanner Scan document or Spider ID have ads?

Neither Scan PDF Scanner Scan document nor Spider ID shows ads.

### Which is updated more often, Scan PDF Scanner Scan document or Spider ID?

Scan PDF Scanner Scan document ships an update monthly, and Spider ID fortnightly. Most recently, Scan PDF Scanner Scan document was updated on October 7, 2026 and Spider ID on October 6, 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.*