# vFlat Scan vs AUTH thru

The clearest difference is in-app purchases: AUTH thru at none against vFlat Scan's 16. AUTH thru also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.2). vFlat Scan's advantage is update cadence (every 11 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. vFlat Scan sells 12 in-app purchases, starting at $3.99 per month. AUTH thru asks for nothing beyond the download.

vFlat Scan ships an update every 11 days, AUTH thru every 2 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | vFlat Scan | AUTH thru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.3K ratings)](https://appshunter.io/ios/app/vflat-scan-pdf-and-ocr-scanner/id1540238220/reviews)** | — |
| Number of ratings | **6.3K** | — |
| Positive reviews | 78.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 212 MB | 375 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [VoyagerX, Inc.](https://appshunter.io/developer/1477811798) | [SSE Company Limited](https://appshunter.io/developer/1573705069) |

## What reviewers say

### vFlat Scan

[App page](https://appshunter.io/ios/app/vflat-scan-pdf-and-ocr-scanner/id1540238220)

This app digitizes books and documents with advanced features like automatic border recognition, curved page flattening, and two-page capture. It offers free text recognition (OCR) and exports to multiple formats, making scanning quick and high-quality.

**Highlights:** Auto-recognizing scan area, Automatic capturing, Flattening curved book pages, Two-page capturing, Free text recognition (OCR), Export to PDF, JPG, TXT

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Monthly subscription | $4.69 | per month |
| Monthly subscription | $4.99 | per month |
| Weekly subscription | $4.99 | per 7 days |
| Yearly subscription | $35.90 | per year |
| Yearly subscription | $39.99 | per year |
| EduPlus Yearly Subscription | $39.99 | per year |
| Yearly subscription | $39.99 | per year |
| 200 Text recognition pages | $2.49 | one-time |
| 1,000 Text recognition pages | $5.90 | one-time |
| 3,000 Text recognition pages | $10.00 | one-time |
| 10,000 Text recognition pages | $20.00 | one-time |

**What reviewers like**

- 🚀 Fast and efficient scanning
- 👍 Convenient for scanning books
- 🔒 Accurate edge detection and flattening
- 👍 High-quality scans
- 👍 Easy to use interface

**What reviewers complain about**

- 🔒 Premium features locked behind paywall
- 🐛 Crashes and bugs
- 🔒 Restrictive subscription model
- 🔒 Limited free features
- 🔒 No option to pay one-time for premium

**Reported bugs**

- Crashes during scanning
- Issues with dual page mode
- Incorrect page cropping and resolution in PDFs
- White borders added to scanned pages

**Requested features**

- Add cloud storage integration
- Allow manual cropping and contrast adjustment
- Provide more customization options for text view
- Enable editing of OCR text
- Increase free page limits for OCR


### AUTH thru

[App page](https://appshunter.io/ios/app/auth-thru/id1584619007)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is vFlat Scan free?

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

### Is AUTH thru free?

AUTH thru is free to download, with no in-app purchases.

### Do vFlat Scan or AUTH thru have ads?

vFlat Scan shows ads; AUTH thru does not.

### Which is updated more often, vFlat Scan or AUTH thru?

vFlat Scan ships an update every 11 days, and AUTH thru every 2 months. Most recently, vFlat Scan was updated on October 24, 2026 and AUTH thru on October 19, 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.*