# AlertMeter vs Lugna

The clearest difference is review sentiment: AlertMeter at 50% against Lugna's 0%. AlertMeter also leads on rating (4.4 vs 2.0) and ratings volume (15 vs 1). Lugna's advantage is update cadence (weekly vs monthly). 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.

AlertMeter holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: AlertMeter has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of AlertMeter's written reviews are positive against 0% of Lugna's.

AlertMeter ships an update monthly, Lugna weekly. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | AlertMeter | Lugna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/alertmeter/id1179939295/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/lugna/id1538556393/reviews) |
| Number of ratings | **15** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 25 MB | 16 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Predictive Safety SRP, Inc.](https://appshunter.io/developer/1179939294) | [Rayhan Faluda](https://appshunter.io/developer/1518560920) |

## What reviewers say

### AlertMeter

[App page](https://appshunter.io/ios/app/alertmeter/id1179939295)

This app helps identify when fatigue, illness, medication, or distraction may impact cognitive function. It allows individuals to regularly test their alertness levels, providing companies with a daily overview of employees in critical roles. The app is designed to respect employee privacy while assessing fitness for work.

**Highlights:** Personalized alertness testing, Company-wide daily overview, Privacy-respecting employee monitoring, Identifies impact of fatigue/illness, Assesses fitness for safety-critical roles

**Features:** Vision Pro support

**In-app purchases:** none


### Lugna

[App page](https://appshunter.io/ios/app/lugna/id1538556393)

This guided journaling app helps you express thoughts and feelings through typing, speaking, or writing with a stylus. It provides insights into your well-being over time and offers daily reminders to encourage consistent journaling. Enhanced privacy is available with PIN and biometric app lock.

**Highlights:** Guided journaling with prompts, Speech-to-text and stylus input, Mood tracking and statistics, Customizable journaling reminders, PIN and biometric app lock

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

**In-app purchases:** none


## Frequently asked questions

### Is AlertMeter free?

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

### Is Lugna free?

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

### Which has better reviews, AlertMeter or Lugna?

AlertMeter is rated higher. AlertMeter averages 4.4 out of 5 from 15 ratings, while Lugna averages 2.0 from 1 ratings.

### Do AlertMeter or Lugna have ads?

Neither AlertMeter nor Lugna shows ads.

### Which is updated more often, AlertMeter or Lugna?

AlertMeter ships an update monthly, and Lugna weekly. Most recently, AlertMeter was updated on October 10, 2026 and Lugna on October 1, 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.*