# RLM vs Cubesuite PDF Pro

The clearest difference is rating: RLM at 5.0 against Cubesuite PDF Pro's 3.5. RLM also leads on monetization model (free vs freemium). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. RLM sells 1 one-off in-app purchase and Cubesuite PDF Pro sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

RLM holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | RLM | Cubesuite PDF Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rlm-10cx/id6466089794/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/cubesuite-pdf-pro/id6754222319/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | **Free** | Freemium |
| Size | 6 MB | 48 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [R.L.M. Software](https://appshunter.io/developer/289639238) | [Martin Martorell Cuco](https://appshunter.io/developer/1604205183) |

## What reviewers say

### RLM

[App page](https://appshunter.io/ios/app/rlm-10cx/id6466089794)

This scientific calculator offers a comprehensive suite of tools for finance, business, statistics, and complex scientific calculations. It emulates a classic calculator while leveraging modern iOS device capabilities for ease of use and advanced functions.

**Highlights:** Finance and Business calculations, Date and Time interval calculations, Advanced Statistics and Curve Fitting, Complex Numbers and 3D Vectors, Unit and Currency Conversions, Equation Solver, Programmable functions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $9.99 | one-time |


### Cubesuite PDF Pro

[App page](https://appshunter.io/ios/app/cubesuite-pdf-pro/id6754222319)

Enhance your PDF documents with annotations, highlights, and drawings. Organize content with smart bookmarks and customize your reading experience with multiple display modes. Offers Bluetooth pedal control for hands-free navigation.

**Highlights:** Add notes, highlights, and drawings, Smart bookmark functionality, Multiple reading modes (dark, sepia, high-contrast), Bluetooth pedal control, Export PDFs with annotations, Subscription for premium features

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cubesuite PDF Pro Monthly | $2.99 | per month |
| Cubesuite PDF Pro Annual | $17.99 | per year |
| Bluetooth Page Turner Lifetime | $6.99 | one-time |
| Cubesuite PDF Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is RLM free?

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

### Is Cubesuite PDF Pro free?

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

### Which has better reviews, RLM or Cubesuite PDF Pro?

RLM is rated higher. RLM averages 5.0 out of 5 from 1 ratings, while Cubesuite PDF Pro averages 3.5 from 2 ratings.

### Do RLM or Cubesuite PDF Pro have ads?

Neither RLM nor Cubesuite PDF Pro shows ads.

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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.*