# HEBI Mobile I/O vs ntfy

The clearest difference is update cadence: ntfy at fortnightly against HEBI Mobile I/O's every 3 months. ntfy also leads on ratings volume (483 vs 6). HEBI Mobile I/O's advantage is review sentiment (100% vs 79%) and rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HEBI Mobile I/O holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ntfy has 483 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of HEBI Mobile I/O's written reviews are positive against 79% of ntfy's.

HEBI Mobile I/O ships an update every 3 months, ntfy fortnightly. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | HEBI Mobile I/O | ntfy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hebi-mobile-io/id1385180764/reviews)** | [4.7 (483 ratings)](https://appshunter.io/ios/app/ntfy/id1625396347/reviews) |
| Number of ratings | 6 | **483** |
| Positive reviews | **100.0% of reviews** | 78.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 62 MB | 3 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HEBI Robotics, Inc.](https://appshunter.io/developer/1385180763) | [Philipp Heckel](https://appshunter.io/developer/1625396349) |

## What reviewers say

### HEBI Mobile I/O

[App page](https://appshunter.io/ios/app/hebi-mobile-io/id1385180764)

This application acts as a network device, providing analog and digital feedback, along with inertial measurements for controlling custom robots. It integrates with HEBI APIs and tools, allowing programming in various languages and utilizing ARKit for pose estimation.

**Highlights:** Analog and digital input control, Inertial measurement data, ARKit 6DOF pose estimation, Integration with HEBI APIs, Network device functionality, Remote command sending

**Features:** macOS Compatibility

**In-app purchases:** none


### ntfy

[App page](https://appshunter.io/ios/app/ntfy/id1625396347)

This app allows you to send push notifications to your phone from scripts or other applications using simple HTTP requests. It acts as a client for a free, open-source pub-sub service, enabling you to receive alerts and updates directly on your device.

**Highlights:** Send notifications via REST API, Subscribe to topics, Publish messages via HTTP, Integrates with Bash/PowerShell, Free and open source client

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and easy to use
- 🔒 Great for self-hosting
- 👍 Reliable and works as expected
- 🚀 Quick and easy to set up
- 🚀 Lightweight and functional

**What reviewers complain about**

- 🐛 Notification issues on iOS
- 🔍 Limited features compared to other platforms
- 🔍 Lacks customization options
- 🐛 Occasional crashes or delivery issues

**Reported bugs**

- Notifications not working on iOS
- Broken click URLs in notifications
- Compatibility issues with iOS notification summarizing

**Requested features**

- Ability to change notification sounds
- Support for Apple Watch
- Customizable topic names/aliases
- Improved iOS notification handling
- All topics view and read/unread indicators


## Frequently asked questions

### Is HEBI Mobile I/O free?

HEBI Mobile I/O is free to download, with no in-app purchases.

### Is ntfy free?

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

### Which has better reviews, HEBI Mobile I/O or ntfy?

HEBI Mobile I/O is rated higher. HEBI Mobile I/O averages 5.0 out of 5 from 6 ratings, while ntfy averages 4.7 from 483 ratings.

### Do HEBI Mobile I/O or ntfy have ads?

Neither HEBI Mobile I/O nor ntfy shows ads.

### Which is updated more often, HEBI Mobile I/O or ntfy?

HEBI Mobile I/O ships an update every 3 months, and ntfy fortnightly. Most recently, HEBI Mobile I/O was updated on October 18, 2026 and ntfy on October 30, 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.*