# iCircuit vs HP Prime Pro

The clearest difference is price: iCircuit at $12.99 against HP Prime Pro's $24.99. iCircuit also leads on rating (3.8 vs 3.2) and review sentiment (61% vs 30%). HP Prime Pro's advantage is in-app purchases (none vs 2). On ratings volume, ads, monetization model and device support there is nothing between them.

iCircuit costs $12.99 and HP Prime Pro $24.99 up front. iCircuit sells 2 in-app purchases, starting at $1.99 per month. HP Prime Pro asks for nothing beyond the download.

iCircuit holds the better App Store score, 3.8 against 3.2. Both are backed by a comparable volume of ratings — 140 and 81 respectively. Written reviews point the same way: 61% of iCircuit's written reviews are positive against 30% of HP Prime Pro's.

iCircuit ships an update every 4 weeks, HP Prime Pro every 6 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | iCircuit | HP Prime Pro |
| --- | --- | --- |
| Price | **$12.99** | $24.99 |
| Rating | **[3.8 (140 ratings)](https://appshunter.io/ios/app/icircuit/id383359044/reviews)** | [3.2 (81 ratings)](https://appshunter.io/ios/app/hp-prime-pro/id1064702857/reviews) |
| Number of ratings | **140** | 81 |
| Positive reviews | **61.1% of reviews** | 30.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 months |
| Monetization | Paid | Paid |
| Size | 179 MB | 55 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krueger Systems, Inc.](https://appshunter.io/developer/299293363) | [MORAVIA Consulting, spol. s r.o.](https://appshunter.io/developer/1673101600) |

## What reviewers say

### iCircuit

[App page](https://appshunter.io/ios/app/icircuit/id383359044)

Design and simulate analog and digital electronic circuits in real-time. This app offers a comprehensive component library, built-in test equipment, and the ability to create custom elements. It's ideal for learning, prototyping, and validating designs without physical components.

**Highlights:** Real-time circuit simulation, Extensive component library (300+), Built-in test equipment (multimeter, oscilloscope), Programmable Arduino and PIC microcontroller support, Custom element creation and sharing, Audio simulation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iCircuit Pro (Monthly) | $1.99 | per month |
| iCircuit Pro (Yearly) | $14.99 | per year |

**What reviewers like**

- 🚀 Great for learning and testing
- 👍 Intuitive and easy to use
- 💡 Programmable Arduino integration
- 👍 Useful for hobbyists and students

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 🔧 Difficult to edit and delete components
- 🔧 Limited component library
- 🔧 Inaccurate simulation results in some cases

**Reported bugs**

- Oscilloscope and meter functions not working properly
- Saving and loading circuits can be unreliable
- Inconsistent behavior when rotating/flipping components
- Crashes when working with larger or more complex circuits

**Requested features**

- More components (e.g. transformers, triodes, MOSFETs)
- Ability to create custom components
- Frequency domain analysis (Bode plots, FFT)
- Improved wiring and component placement controls
- Better support for AC circuits and motors


### HP Prime Pro

[App page](https://appshunter.io/ios/app/hp-prime-pro/id1064702857)

This app provides a comprehensive graphing calculator experience on your mobile device, mirroring the functionality of a physical HP Prime calculator. It's designed for students to solve complex problems, explore mathematical concepts, and utilize advanced features for various science and engineering fields.

**Highlights:** Advanced graphing of equations and inequalities, 3D function plotting, Units and base conversions, Full-featured programming language, Dynamic Geometry, Statistics, Finance, Spreadsheet apps, Context-sensitive help, Equation solving (single and systems), Computer Algebra System (CAS)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ✅ Accurate replication of HP Prime calculator functionality
- 📱 Convenient portable calculator without carrying physical device
- 🎨 High-resolution display better than physical calculator
- 🔄 Connectivity with HP Connectivity Kit for file transfer
- 📊 Powerful CAS and graphing capabilities

**What reviewers complain about**

- 🐛 Outdated firmware (2021 vs 2025 on real device)
- 📏 Poor screen scaling and UI sizing issues
- 🖥️ Does not fill modern iPhone/iPad screens properly
- ⏱️ No updates in 4+ years despite hardware updates
- 🔌 No multitasking/split-screen support

**Reported bugs**

- CAS mode crashes (especially with solve, integrals, summation functions)
- App crashes on startup intermittently
- Settings revert after app restart (RPN mode, number format, font size)
- Keyboard not visible on some devices (black area instead)
- Touch input issues and delayed key responses

**Requested features**

- Update firmware to match latest HP Prime G2 (2025)
- Implement full-screen UI optimization for modern devices
- Add multitasking/split-view support for iPad
- Support native iOS keyboard for programming
- Enable system keyboard support (26 keys)


## Frequently asked questions

### Is iCircuit free?

iCircuit costs $12.99, and also offers in-app purchases.

### Is HP Prime Pro free?

HP Prime Pro costs $24.99, with no in-app purchases.

### Which has better reviews, iCircuit or HP Prime Pro?

iCircuit is rated higher. iCircuit averages 3.8 out of 5 from 140 ratings, while HP Prime Pro averages 3.2 from 81 ratings.

### Do iCircuit or HP Prime Pro have ads?

Neither iCircuit nor HP Prime Pro shows ads.

### Which is updated more often, iCircuit or HP Prime Pro?

iCircuit ships an update every 4 weeks, and HP Prime Pro every 6 months. Most recently, iCircuit was updated on October 24, 2026 and HP Prime Pro on October 24, 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.*