# ntfy vs Viam Robotics

The clearest difference is ratings volume: ntfy at 474 against Viam Robotics's 7. ntfy also leads on iOS requirement (15.0 vs 17.6). Viam Robotics's advantage is review sentiment (100% vs 79%) and rating (5.0 vs 4.8). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Viam Robotics holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: ntfy has 474 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 79% of ntfy's written reviews are positive against 100% of Viam Robotics's.

ntfy ships an update fortnightly, Viam Robotics every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ntfy | Viam Robotics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (474 ratings)](https://appshunter.io/ios/app/ntfy/id1625396347/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/viam-robotics/id6451424162/reviews)** |
| Number of ratings | **474** | 7 |
| Positive reviews | 78.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 3 MB | 65 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Philipp Heckel](https://appshunter.io/developer/1625396349) | [Viam, Inc.](https://appshunter.io/developer/1651003694) |

## What reviewers say

### 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


### Viam Robotics

[App page](https://appshunter.io/ios/app/viam-robotics/id6451424162)

Control and connect to smart machines running on Viam directly from your mobile device. Manage your robotics projects remotely and efficiently.

**Highlights:** Connect to smart machines, Control smart machines, Mobile device control, Remote machine management

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

**In-app purchases:** none


## Frequently asked questions

### Is ntfy free?

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

### Is Viam Robotics free?

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

### Which has better reviews, ntfy or Viam Robotics?

Viam Robotics is rated higher. ntfy averages 4.8 out of 5 from 474 ratings, while Viam Robotics averages 5.0 from 7 ratings.

### Do ntfy or Viam Robotics have ads?

Neither ntfy nor Viam Robotics shows ads.

### Which is updated more often, ntfy or Viam Robotics?

ntfy ships an update fortnightly, and Viam Robotics every 3 weeks. Most recently, ntfy was updated on October 25, 2026 and Viam Robotics 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.*