# Doc PDF Scanner vs Prism Tape Calculator

The clearest difference is in-app purchases: Prism Tape Calculator at none against Doc PDF Scanner's 2. Prism Tape Calculator also leads on ads (none vs shown). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Doc PDF Scanner sells 2 in-app purchases, starting at $3.99 per 7 days. Prism Tape Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Doc PDF Scanner against 5.0 for Prism Tape Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Doc PDF Scanner | Prism Tape Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/doc-pdf-scanner-scan-document/id6751451960/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/prism-tape-calculator/id6802276077/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1 MB | 1 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Krejci](https://appshunter.io/developer/1737377675) | [George Field](https://appshunter.io/developer/1828914617) |

## What reviewers say

### Doc PDF Scanner

[App page](https://appshunter.io/ios/app/doc-pdf-scanner-scan-document/id6751451960)

Easily scan physical documents and convert them into high-quality PDFs. Organize your scanned files locally on your device and secure them with Face ID. Export your documents to a dedicated folder for convenient access and sharing.

**Highlights:** High-quality document scanning, Automatic document recognition, Local document saving and organization, PDF export functionality, Face ID document locking, Private, local data handling

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Yearly Subscription | $19.99 | per year |


### Prism Tape Calculator

[App page](https://appshunter.io/ios/app/prism-tape-calculator/id6802276077)

This app provides a calculator with a paper tape feature, displaying each calculation line above the keys. It offers live result previews, the ability to reuse previous results, and handles complex math with precision. It is designed for privacy with no ads or tracking.

**Highlights:** Persistent paper tape for calculations, Live result previews as you type, Tap previous results to reuse, Full expression visible on screen, Decimal arithmetic for precise math, Scientific functions available

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

**In-app purchases:** none


## Frequently asked questions

### Is Doc PDF Scanner free?

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

### Is Prism Tape Calculator free?

Prism Tape Calculator is free to download, with no in-app purchases.

### Which has better reviews, Doc PDF Scanner or Prism Tape Calculator?

Doc PDF Scanner and Prism Tape Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Doc PDF Scanner or Prism Tape Calculator have ads?

Doc PDF Scanner shows ads; Prism Tape Calculator does not.

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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.*