# Olarm vs ismrt

The clearest difference is rating: Olarm at 3.9 against ismrt's 3.0. Olarm also leads on review sentiment (54% vs 14%) and ratings volume (32 vs 4). 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.

Olarm holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Olarm has 32 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 54% of Olarm's written reviews are positive against 14% of ismrt's.

Olarm ships an update every 3 weeks, ismrt every 2 weeks. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Olarm | ismrt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (32 ratings)](https://appshunter.io/ios/app/olarm/id1008427663/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/ismrt/id1531723310/reviews) |
| Number of ratings | **32** | 4 |
| Positive reviews | **54.2% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 38 MB | 59 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Olarm (Pty) Ltd](https://appshunter.io/developer/1641993829) | [METRONOMIC (PTY) LTD](https://appshunter.io/developer/1531723312) |

## What reviewers say

### Olarm

[App page](https://appshunter.io/ios/app/olarm/id1008427663)

Control and manage your home alarm system directly from your smartphone. This app allows you to arm, disarm, and monitor your system in real-time, receive notifications, and manage users. It also offers features like silent panic and gate control.

**Highlights:** Arm, Disarm, Sleep, Stay modes, Arming reminders, Real-time zone activity log, Silent Panic, Cancel Responder, User management, Gate and light control

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

**In-app purchases:** none


### ismrt

[App page](https://appshunter.io/ios/app/ismrt/id1531723310)

Manage your utility accounts with this app. View balances, set low balance alerts for electricity, water, and gas, and track sanitation charges. Download invoices and statements, and access usage guides to help manage your budget.

**Highlights:** View utility balances, Low balance notifications, Track sanitation charges, Download invoices and statements, Budget management tools

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Olarm free?

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

### Is ismrt free?

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

### Which has better reviews, Olarm or ismrt?

Olarm is rated higher. Olarm averages 3.9 out of 5 from 32 ratings, while ismrt averages 3.0 from 4 ratings.

### Do Olarm or ismrt have ads?

Neither Olarm nor ismrt shows ads.

### Which is updated more often, Olarm or ismrt?

Olarm ships an update every 3 weeks, and ismrt every 2 weeks. Most recently, Olarm was updated on October 12, 2026 and ismrt on October 7, 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.*