# iHP48 vs Open Channel Flow Lite

The clearest difference is update cadence: iHP48 at monthly against Open Channel Flow Lite's every 13 months. On price, ads, 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.

iHP48 ships an update monthly, Open Channel Flow Lite every 13 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | iHP48 | Open Channel Flow Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (302 ratings)](https://appshunter.io/ios/app/ihp48/id1549608953/reviews)** | — |
| Number of ratings | **302** | — |
| Positive reviews | 88.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Free | — |
| Size | 6 MB | 2 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexis Lorca](https://appshunter.io/developer/1549608955) | [Alexius Academia](https://appshunter.io/developer/1209840214) |

## What reviewers say

### iHP48

[App page](https://appshunter.io/ios/app/ihp48/id1549608953)

This app brings the powerful HP48 calculator experience to your mobile device. It offers enhanced performance, seamless file management, and a customizable interface with support for various HP calculator models. Enjoy a familiar and convenient calculator solution without needing extra hardware.

**Highlights:** Supports HP38, HP39, HP48, HP49, HP50 calculators, Haptic feedback and customizable zoom options, Seamless file transfer via iTunes and Files app, Cloud storage integration (iCloud, OneDrive, Dropbox), Object saving/loading and copy/paste functionality, Access to calculator packages, skins, and ROMs, Internal file manager and extensible settings

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent emulation of HP48
- 👍 Familiar and nostalgic feel
- 👍 Comprehensive functionality
- 👍 Customizable skins
- 👍 Haptic feedback

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🐛 Missed keystrokes when typing quickly
- 🐛 Blank or flickering display
- 🐛 Compatibility issues with newer iOS versions

**Reported bugs**

- Crashes on startup
- Inability to save state across sessions
- Incompatibility with certain iOS devices

**Requested features**

- Dark mode option
- Ability to disable haptic feedback
- Support for HP50G emulation
- Improved keyboard mapping and arrow key functionality


### Open Channel Flow Lite

[App page](https://appshunter.io/ios/app/open-channel-flow-lite/id1579229822)

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

**In-app purchases:** none


## Frequently asked questions

### Is iHP48 free?

iHP48 is free to download, with no in-app purchases.

### Is Open Channel Flow Lite free?

Open Channel Flow Lite is free to download, with no in-app purchases.

### Do iHP48 or Open Channel Flow Lite have ads?

Neither iHP48 nor Open Channel Flow Lite shows ads.

### Which is updated more often, iHP48 or Open Channel Flow Lite?

iHP48 ships an update monthly, and Open Channel Flow Lite every 13 months. Most recently, iHP48 was updated on November 3, 2026 and Open Channel Flow Lite on November 4, 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.*