# PDF Scanner vs TBM Post Tension

The clearest difference is in-app purchases: TBM Post Tension at none against PDF Scanner's 3. TBM Post Tension 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. PDF Scanner sells 3 in-app purchases, starting at $2.99 per 7 days. TBM Post Tension asks for nothing beyond the download.

PDF Scanner ships an update every 2 months, TBM Post Tension every 3 months. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PDF Scanner | TBM Post Tension |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (27 ratings)](https://appshunter.io/ios/app/pdf-scanner-document-scan/id1559840634/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 82.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 23 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AOS INTERNET CO., LIMITED](https://appshunter.io/developer/1559840636) | [binni](https://appshunter.io/developer/1462593460) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-document-scan/id1559840634)

Transform paper documents, notes, and photos into digital PDFs or PNGs. Extract editable text from images using OCR technology. Share your scanned files and extracted text easily via various cloud services and messaging apps.

**Highlights:** Smart PDF scanning, Edge detection and auto crop, Batch scanning, Image to text OCR, Handwritten note recognition, Document organization and security, Cloud synchronization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scanner24_weekly | $2.99 | per 7 days |
| PDF Scanner App Monthly | $6.99 | per month |
| Scanner24_yearly | $39.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast and agile
- 📄 Scans and sends as PDF
- 💯 Excellent functionality
- 🌟 Very good app

**What reviewers complain about**

- 💰 Subscription cost is high
- 💸 Forcing to buy Pro version
- 😩 Annoying ads
- 📉 Poor editing quality
- ❌ Not automatically framing documents

**Reported bugs**

- 🐛 App keeps crashing
- 🐛 Crashes when scanning many pages
- 🐛 Errors when sending files
- 🐛 App closes unexpectedly

**Requested features**

- Automatic document framing
- Lower subscription cost


### TBM Post Tension

[App page](https://appshunter.io/ios/app/tbm-post-tension/id1590857983)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner free?

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

### Is TBM Post Tension free?

TBM Post Tension is free to download, with no in-app purchases.

### Do PDF Scanner or TBM Post Tension have ads?

PDF Scanner shows ads; TBM Post Tension does not.

### Which is updated more often, PDF Scanner or TBM Post Tension?

PDF Scanner ships an update every 2 months, and TBM Post Tension every 3 months. Most recently, PDF Scanner was updated on October 18, 2026 and TBM Post Tension on October 7, 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.*