# iMTracker vs Asthma Tracker゜

The clearest difference is in-app purchases: iMTracker at none against Asthma Tracker゜'s 4. iMTracker also leads on rating (5.0 vs 4.7). Asthma Tracker゜'s advantage is ratings volume (82 vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Asthma Tracker゜ sells 4 in-app purchases, starting at $9.99 per month. iMTracker asks for nothing beyond the download.

iMTracker holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Asthma Tracker゜ has 82 ratings behind it against 3, so its average is the more settled of the two.

iMTracker ships an update every 2 months, Asthma Tracker゜ every 3 months. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | iMTracker | Asthma Tracker゜ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/imtracker/id1435408653/reviews)** | [4.7 (82 ratings)](https://appshunter.io/ios/app/asthma-tracker/id6444343217/reviews) |
| Number of ratings | 3 | **82** |
| Positive reviews | — | 82.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Freemium |
| Size | 47 MB | 40 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [University of Colorado Denver](https://appshunter.io/developer/481979372) | [Adam Cziko](https://appshunter.io/developer/1508288501) |

## What reviewers say

### iMTracker

[App page](https://appshunter.io/ios/app/imtracker/id1435408653)

This tool helps you identify potential links between daily habits and outcomes like headaches. Track factors such as caffeine, meditation, or exercise to see their correlation with your daily results. It provides a score based on collected data, requiring at least three days of input for analysis.

**Highlights:** Track daily habits and outcomes, Identify potential correlations, Analyze lifestyle factors, Data-driven scoring, User-controlled data storage, Requires minimum 3 days of data

**Features:** macOS Compatibility

**In-app purchases:** none


### Asthma Tracker゜

[App page](https://appshunter.io/ios/app/asthma-tracker/id6444343217)

Monitor your asthma health by logging inhaler usage, symptoms, and peak flow measurements. Generate printable reports for your doctor and personalize your tracking experience with customizable options and daily reminders. Secure your data with biometric lock.

**Highlights:** Inhaler usage count, Symptom tracking, Peak flow logging, Customizable symptoms and treatments, Printable PDF/CSV reports, Daily reminders, Biometric lock

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Monthly Plan | $9.99 | per month |
| Annual Plan | $39.99 | per year |
| Annual Plan | $39.99 | per year |


## Frequently asked questions

### Is iMTracker free?

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

### Is Asthma Tracker゜ free?

Asthma Tracker゜ is free to download, with in-app purchases available.

### Which has better reviews, iMTracker or Asthma Tracker゜?

iMTracker is rated higher. iMTracker averages 5.0 out of 5 from 3 ratings, while Asthma Tracker゜ averages 4.7 from 82 ratings.

### Do iMTracker or Asthma Tracker゜ have ads?

Neither iMTracker nor Asthma Tracker゜ shows ads.

### Which is updated more often, iMTracker or Asthma Tracker゜?

iMTracker ships an update every 2 months, and Asthma Tracker゜ every 3 months. Most recently, iMTracker was updated on June 1, 2026 and Asthma Tracker゜ on September 21, 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.*