# HE.FMX vs Relarm

The clearest difference is in-app purchases: HE.FMX at none against Relarm's 1. HE.FMX also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.1). Relarm's advantage is update cadence (monthly vs every 49 months). On price and ads there is nothing between them.

Both are free to download. Relarm sells 1 one-off in-app purchase. HE.FMX asks for nothing beyond the download.

HE.FMX ships an update every 49 months, Relarm monthly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | HE.FMX | Relarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/relarm-5minute-interval-alarm/id6756233213/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 49 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 39 MB | 55 MB |
| Requires iOS | **15.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Guido brancalion](https://appshunter.io/developer/1437358019) | [Yuji Ishibashi](https://appshunter.io/developer/1832725336) |

## What reviewers say

### HE.FMX

[App page](https://appshunter.io/ios/app/hefmx/id1437358020)

**Features:** macOS Compatibility

**In-app purchases:** none


### Relarm

[App page](https://appshunter.io/ios/app/relarm-5minute-interval-alarm/id6756233213)

This app automates the creation of multiple alarms with customizable intervals and puzzle-based dismissal to prevent oversleeping. It offers persistent sounds, random playback, and theme options to help users wake up effectively.

**Highlights:** Automated batch alarm setup, Customizable interval and count, Puzzle unlock to dismiss alarms, Persistent alarm sounds, Random sound playback, Dark/Light mode themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | one-time |


## Frequently asked questions

### Is HE.FMX free?

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

### Is Relarm free?

Relarm is free to download, with in-app purchases available.

### Do HE.FMX or Relarm have ads?

Neither HE.FMX nor Relarm shows ads.

### Which is updated more often, HE.FMX or Relarm?

HE.FMX ships an update every 49 months, and Relarm monthly. Most recently, HE.FMX was updated on November 2, 2026 and Relarm on November 5, 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.*