# ntfy vs M5Stack AIFlow

ntfy and M5Stack AIFlow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ntfy ships an update fortnightly, M5Stack AIFlow every 2 weeks. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ntfy | M5Stack AIFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (452 ratings)](https://appshunter.io/ios/app/ntfy/id1625396347/reviews)** | — |
| Number of ratings | **452** | — |
| Positive reviews | 78.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 24 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Philipp Heckel](https://appshunter.io/developer/1625396349) | [M5Stack Technology Co., Ltd.](https://appshunter.io/developer/1726975189) |

## 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


### M5Stack AIFlow

[App page](https://appshunter.io/ios/app/m5stack-aiflow/id6788680064)

**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 M5Stack AIFlow free?

M5Stack AIFlow is free to download, with no in-app purchases.

### Do ntfy or M5Stack AIFlow have ads?

Neither ntfy nor M5Stack AIFlow shows ads.

### Which is updated more often, ntfy or M5Stack AIFlow?

ntfy ships an update fortnightly, and M5Stack AIFlow every 2 weeks. Most recently, ntfy was updated on October 13, 2026 and M5Stack AIFlow on September 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.*