# RPN vs Recall Notes

The clearest difference is price: Recall Notes at Free against RPN's $2.99. Recall Notes also leads on update cadence (every 3 weeks vs every 4 months). RPN's advantage is in-app purchases (none vs 1) and chart position (#171 vs unranked). On rating, ads and device support there is nothing between them.

Recall Notes is free to download; RPN costs $2.99 up front. Recall Notes sells 1 one-off in-app purchase. RPN asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RPN against 5.0 for Recall Notes. That said, the two scores are not equally well evidenced: RPN has 8 ratings behind it against 1, so its average is the more settled of the two.

RPN ships an update every 4 months, Recall Notes every 3 weeks. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | RPN | Recall Notes |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/rpn-65-sd/id1176059659/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/recall-notes/id6745151647/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#171** | — |
| Size | 62 MB | 65 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CuVee Software](https://appshunter.io/developer/424873503) | [Manuel Lampert](https://appshunter.io/developer/1169393792) |

## What reviewers say

### RPN

[App page](https://appshunter.io/ios/app/rpn-65-sd/id1176059659)

**Currently charting:** #171 Top Paid · Productivity (US App Store)

Experience a faithful simulation of the groundbreaking HP-65 programmable calculator on your iPhone. This app offers virtual program and data cards, a paper tape printer, and a robust card manager. Explore four distinct operating modes, including an enhanced "Super-65" option.

**Highlights:** Virtual program and data cards, Virtual paper tape printer with AirPrint, Database-driven card manager, Create, delete, and organize unlimited cards, Sharing via email, AirDrop, Dropbox, iTunes, Paste and run existing HP-65 listings, Four distinct operating modes

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

**In-app purchases:** none


### Recall Notes

[App page](https://appshunter.io/ios/app/recall-notes/id6745151647)

This app helps you find notes by understanding the meaning behind your search queries, not just keywords. It uses on-device AI for instant, offline searches and keeps all your data private. Ideal for students, developers, and writers who need to quickly locate information.

**Highlights:** Search by meaning with on-device AI, Contextual and concept-based search, Instant and offline search functionality, Private by design, no cloud or tracking, Export notes as text files, Distraction-free interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Text Export | $0.99 | one-time |


## Frequently asked questions

### Is RPN free?

RPN costs $2.99, with no in-app purchases.

### Is Recall Notes free?

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

### Which has better reviews, RPN or Recall Notes?

RPN and Recall Notes are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do RPN or Recall Notes have ads?

Neither RPN nor Recall Notes shows ads.

### Which is updated more often, RPN or Recall Notes?

RPN ships an update every 4 months, and Recall Notes every 3 weeks. Most recently, RPN was updated on October 12, 2026 and Recall Notes on October 5, 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.*