# TRA Mobile vs Ember

The clearest difference is review sentiment: Ember at 100% against TRA Mobile's 0%. Ember also leads on rating (5.0 vs 2.2) and update cadence (fortnightly vs every 2 months). TRA Mobile's advantage is in-app purchases (none vs 4) and ratings volume (21 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ember sells 4 in-app purchases, starting at $4.99 per month. TRA Mobile asks for nothing beyond the download.

Ember holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: TRA Mobile has 21 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of TRA Mobile's written reviews are positive against 100% of Ember's.

TRA Mobile ships an update every 2 months, Ember fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TRA Mobile | Ember |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (21 ratings)](https://appshunter.io/ios/app/tra-mobile/id1558517746/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ember-migraine-tracker/id6762041852/reviews)** |
| Number of ratings | **21** | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 38 MB | 49 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [TRA-MINW P.S.](https://appshunter.io/developer/1558517155) | [Cascade Headache, PLLC](https://appshunter.io/developer/1892633088) |

## What reviewers say

### TRA Mobile

[App page](https://appshunter.io/ios/app/tra-mobile/id1558517746)

Streamline your medical imaging appointments with this app. Schedule, complete forms, and check in remotely to save time. Access convenient diagnostic imaging services from a trusted provider.

**Highlights:** Schedule appointments, Complete necessary forms, Mobile check-in, Find imaging centers, Access patient-centered care

**In-app purchases:** none


### Ember

[App page](https://appshunter.io/ios/app/ember-migraine-tracker/id6762041852)

Track migraine and headache days, symptoms, and treatments. Visualize patterns over time and prepare reports for your doctor. Offers a calm, accessible interface with optional advanced features.

**Highlights:** Daily migraine and headache tracking, Symptom and medication logging, Calendar view of headache days, Treatment response tracking, Report generation for clinicians, Optional weather and pressure forecasts, Calm and accessible interface

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Ember Monthly | $4.99 | per month |
| Ember Plus | $7.99 | per month |
| Ember Plus | $59.99 | per year |
| Buy the Developer a Coffee | $3.99 | one-time |


## Frequently asked questions

### Is TRA Mobile free?

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

### Is Ember free?

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

### Which has better reviews, TRA Mobile or Ember?

Ember is rated higher. TRA Mobile averages 2.2 out of 5 from 21 ratings, while Ember averages 5.0 from 2 ratings.

### Do TRA Mobile or Ember have ads?

Neither TRA Mobile nor Ember shows ads.

### Which is updated more often, TRA Mobile or Ember?

TRA Mobile ships an update every 2 months, and Ember fortnightly. Most recently, TRA Mobile was updated on October 24, 2026 and Ember on October 25, 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.*