# Rolled Paper Calculator vs Adding Machine 10Key Univ Lite

The clearest difference is ads: Adding Machine 10Key Univ Lite at none against Rolled Paper Calculator's shown. Adding Machine 10Key Univ Lite also leads on review sentiment (80% vs 52%) and monetization model (free vs ad-supported). Rolled Paper Calculator's advantage is update cadence (every 4 days vs every 6 weeks) and rating (4.8 vs 4.3). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 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 4.3. That said, the two scores are not equally well evidenced: Adding Machine 10Key Univ Lite has 192 ratings behind it against 28, so its average is the more settled of the two. Written reviews complicate that: 52% of Rolled Paper Calculator's written reviews are positive against 80% of Adding Machine 10Key Univ Lite'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 Univ Lite every 6 weeks. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Rolled Paper Calculator | Adding Machine 10Key Univ Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (28 ratings)](https://appshunter.io/ios/app/rolled-paper-calculator/id390235996/reviews)** | [4.3 (192 ratings)](https://appshunter.io/ios/app/adding-machine-10key-univ-lite/id579393645/reviews) |
| Number of ratings | 28 | **192** |
| Positive reviews | 52.0% of reviews | **79.6% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 5 MB | 23 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, 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 Univ Lite

[App page](https://appshunter.io/ios/app/adding-machine-10key-univ-lite/id579393645)

This app emulates a traditional 10-key adding machine for precise calculations. It offers features like reversed operator entry, percentage calculation, and the ability to edit and save paper tape files. The iPad version includes a full-size keypad with audio feedback for enhanced accuracy.

**Highlights:** 10-key adding machine emulation, Reversed operator entry, Percentage calculation, Paper tape editing and saving, Export paper tape files, TypeTone audio feedback (iPad)

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Works like a real adding machine
- 👍 Tape feature is useful
- 👍 Large, clear numbers
- 👍 Good for bookkeeping

**What reviewers complain about**

- 💸 Paid version is expensive
- 📉 Ads take up screen space on iPhone
- 🤏 Keys are too small on lite version
- 🗄️ Lite version has limited lines
- 💡 Trailing zeros not displayed

**Reported bugs**

- 3 digits get frozen during calculations
- Crashed and lost data
- The "don't ask again" button for reviews does nothing
- App freezes when switching apps

**Requested features**

- Ability to set automatic cents
- Two sales tax rates or ability to deselect items from tax
- More lines in the free version
- More screen space on iPhone
- Ability to add more before clearing


## Frequently asked questions

### Is Rolled Paper Calculator free?

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

### Is Adding Machine 10Key Univ Lite free?

Adding Machine 10Key Univ Lite is free to download, with no in-app purchases.

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

Rolled Paper Calculator is rated higher. Rolled Paper Calculator averages 4.8 out of 5 from 28 ratings, while Adding Machine 10Key Univ Lite averages 4.3 from 192 ratings.

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

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

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

Rolled Paper Calculator ships an update every 4 days, and Adding Machine 10Key Univ Lite every 6 weeks. Most recently, Rolled Paper Calculator was updated on November 6, 2026 and Adding Machine 10Key Univ Lite on November 1, 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.*