# Emu50g vs HP

The clearest difference is review sentiment: HP at 100% against Emu50g's 51%. HP also leads on price (Free vs $8.99) and rating (4.6 vs 4.0). Emu50g's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.2). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

HP is free to download; Emu50g costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HP holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 46 and 59 respectively. Written reviews point the same way: 51% of Emu50g's written reviews are positive against 100% of HP's.

Emu50g ships an update every 6 weeks, HP every 11 days. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Emu50g | HP |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [4.0 (46 ratings)](https://appshunter.io/ios/app/emu50g/id553279622/reviews) | **[4.6 (59 ratings)](https://appshunter.io/ios/app/hp-35/id6738010641/reviews)** |
| Number of ratings | 46 | **59** |
| Positive reviews | 50.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | Free | Free |
| Size | 44 MB | 2 MB |
| Requires iOS | **8.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [TheWinterStorm (Marek Zima)](https://appshunter.io/developer/434409253) | [Enrique Haro](https://appshunter.io/developer/1778874870) |

## What reviewers say

### Emu50g

[App page](https://appshunter.io/ios/app/emu50g/id553279622)

This app provides a full emulation of the HP50g scientific calculator, complete with its original skin. Save and load calculator states, manage libraries, and transfer data to and from your computer. Enjoy sound effects and a high-definition interface for a familiar calculator experience on your device.

**Highlights:** Full HP50g calculator emulation, Save and load calculator states, Manage and load custom libraries, Copy/paste to device clipboard, File transfer via WiFi/LAN, Original HD skin, Sound effects

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

**In-app purchases:** none

**What reviewers like**

- 👍 Functions like the real calculator
- 🚀 Fast calculations
- 📱 Convenient mobile access
- 💡 Good for engineering calculations
- ✨ Familiar RPN interface

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐌 Slow performance and lag
- ❌ Does not work after iOS updates
- 🚫 Buttons are too small/difficult to press
- 📉 Poor screen resolution/font rendering

**Reported bugs**

- App crashes on startup
- App freezes during use
- App stops working after iOS updates
- App does not open
- App closes immediately after opening

**Requested features**

- Update application urgently
- Fix iOS compatibility issues
- Improve key sensitivity/button size
- Add high-resolution skin option
- Allow program installation via file manager/iTunes


### HP

[App page](https://appshunter.io/ios/app/hp-35/id6738010641)

Emulates classic Hewlett Packard RPN scientific calculators from the 1970s. Experience the original HP-35, HP-45, and HP-21 models on your iPhone.

**Highlights:** RPN calculator emulation, HP-35 model, HP-45 model, HP-21 model, Classic scientific calculator interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Emu50g free?

Emu50g costs $8.99, with no in-app purchases.

### Is HP free?

HP is free to download, with no in-app purchases.

### Which has better reviews, Emu50g or HP?

HP is rated higher. Emu50g averages 4.0 out of 5 from 46 ratings, while HP averages 4.6 from 59 ratings.

### Do Emu50g or HP have ads?

Neither Emu50g nor HP shows ads.

### Which is updated more often, Emu50g or HP?

Emu50g ships an update every 6 weeks, and HP every 11 days. Most recently, Emu50g was updated on October 26, 2026 and HP on October 27, 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.*