# Rolled Paper Calculator vs Adding Machine 10Key iPhone

The clearest difference is price: Rolled Paper Calculator at Free against Adding Machine 10Key iPhone's $2.99. Rolled Paper Calculator also leads on update cadence (every 4 days vs every 5 weeks) and rating (4.8 vs 4.6). Adding Machine 10Key iPhone's advantage is review sentiment (95% vs 52%) and ads (none vs shown). On in-app purchases and device support there is nothing between them.

Rolled Paper Calculator is free to download; Adding Machine 10Key iPhone costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rolled Paper Calculator holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 28 and 130 respectively. Written reviews complicate that: 52% of Rolled Paper Calculator's written reviews are positive against 95% of Adding Machine 10Key iPhone's, so the app with the better star average is not the one people write more warmly about.

Rolled Paper Calculator ships an update every 4 days, Adding Machine 10Key iPhone every 5 weeks. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Rolled Paper Calculator | Adding Machine 10Key iPhone |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.8 (28 ratings)](https://appshunter.io/ios/app/rolled-paper-calculator/id390235996/reviews)** | [4.6 (130 ratings)](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834/reviews) |
| Number of ratings | 28 | **130** |
| Positive reviews | 52.0% of reviews | **95.2% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Monetization | Ad-supported | **Free** |
| Best chart rank | — | **#69** |
| Size | 5 MB | 10 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [mobazo](https://appshunter.io/developer/386524105) | [Richard Silverman](https://appshunter.io/developer/297096643) |

## What reviewers say

### Rolled Paper Calculator

[App page](https://appshunter.io/ios/app/rolled-paper-calculator/id390235996)

This calculator offers a unique scrolling paper display for easy review of calculations. It features multiple keyboard modes, flexible decimal point settings, and VAT calculation. Advanced functions include scanning from receipts and note-taking capabilities.

**Highlights:** Scrolling paper display, Standard/Advanced/Note keyboard modes, Flexible decimal point modes, VAT calculation, Scan function for input, Note-taking and management, Copy calculation history

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

**In-app purchases:** none


### Adding Machine 10Key iPhone

[App page](https://appshunter.io/ios/app/adding-machine-10key-iphone/id392883834)

**Currently charting:** #69 Top Paid · Finance (US App Store)

This app emulates a traditional 10-key adding machine, offering reversed operator entry and percentage calculation. Users can edit and save paper tapes, export them to various services, and customize keypad sounds. It's designed for accurate and efficient numerical input.

**Highlights:** True 10-key adding machine emulation, Reversed operator entry, Percentage calculation, Editable paper tape history, Save and retrieve paper tape files, Export paper tape to iBooks, Dropbox, or printing utilities

**In-app purchases:** none

**What reviewers like**

- 👍 Works like a real adding machine
- 👍 Tape feature is excellent
- 👍 Easy to use and user-friendly
- 👍 Good for complex calculations
- 👍 Allows editing of numbers

**What reviewers complain about**

- 🐛 Watermarks premium exports
- 🐛 Haphazardly laid out controls
- 🐛 Touchy sound toggle in free version
- 🐛 Keypad glitch on re-opening
- 🐛 Nagging review requests

**Reported bugs**

- Watermarks premium PDF exports
- Haphazardly laid out controls
- Touchy sound toggle in free version
- Keypad glitch on re-opening
- Nagging review requests (Don't ask again button not working)

**Requested features**

- Eliminate tape for bigger total screen
- Add square root feature
- Bring back custom keypad feature on iPhone version
- Allow more than 350 lines
- Allow more notations on tape


## Frequently asked questions

### Is Rolled Paper Calculator free?

Rolled Paper Calculator is free to download, with no in-app purchases.

### Is Adding Machine 10Key iPhone free?

Adding Machine 10Key iPhone costs $2.99, with no in-app purchases.

### Which has better reviews, Rolled Paper Calculator or Adding Machine 10Key iPhone?

Rolled Paper Calculator is rated higher. Rolled Paper Calculator averages 4.8 out of 5 from 28 ratings, while Adding Machine 10Key iPhone averages 4.6 from 130 ratings.

### Do Rolled Paper Calculator or Adding Machine 10Key iPhone have ads?

Rolled Paper Calculator shows ads; Adding Machine 10Key iPhone does not.

### Which is updated more often, Rolled Paper Calculator or Adding Machine 10Key iPhone?

Rolled Paper Calculator ships an update every 4 days, and Adding Machine 10Key iPhone every 5 weeks. Most recently, Rolled Paper Calculator was updated on September 23, 2026 and Adding Machine 10Key iPhone on September 26, 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.*