Nerivio vs Ember
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nerivio
Manage your migraine treatment with a wireless neuromodulation device. Track headaches and symptoms using an advanced diary. This app requires a prescription and consultation with a healthcare professional.
- Control wireless neuromodulation device
- Track migraine headaches and symptoms
- Advanced migraine diary
- Access sleep information via HealthKit
- Prescription device management
Read full descriptionHide full description
Control your Nerivio device and track your migraine headaches. The Nerivio app controls the Nerivio device - a wireless remote electrical neuromodulation device for the acute and/or preventive treatment of migraine with or without aura in patients 12 years of age or older. This prescribed device is self-applied to the upper-arm and should be used in the home environment at the onset of migraine headache or aura, or every other day for preventive treatment. Track your headaches and migraine symptoms in an easy-to-use advanced migraine diary which is included in the app. To provide you with optimal user experience for managing your migraine, the app may require access to HealthKit for sleep information. For detailed information on the Nerivio device, please refer to https://nerivio.com/ Nerivio(R) is a prescription device. Use the Nerivio device and this app only if you have a valid prescription and after consulting with your health care professional.
Ember
Read full descriptionHide full description
Ember helps you keep a clear record of migraine and headache days, treatments, and everyday impact. Designed by a practicing headache specialist, it brings the details you track into one calm place. DAILY TRACKING THAT STAYS FREE Record head pain, symptoms, medications, and how your day was affected. Review your history, track preventive treatments, and prepare reports for your clinician. Your diary, treatments, calendar, core insights, reports, and manual backup and restore remain free. A CLEARER PICTURE OVER TIME See your recorded migraine, headache, symptom, and clear days in a calendar. Review changes in frequency, severity, function, medication use, and treatment response. Ember's observations describe your records; they do not establish causes or make a diagnosis. OPTIONAL EMBER PLUS Plus adds personal patterns from supported connected data, pressure forecasts and optional weather alerts, encrypted automatic backups, and additional tracking tools. Ember Brief brings together selected observations when enough information is available. You choose which connections and features to enable. Findings depend on your records, permissions, and available source data. YOUR RECORDS, YOUR CHOICES Your diary is stored on your device. If you enable automatic backups, Ember uploads an encrypted copy for recovery. Connected services require their own setup and permissions. You decide when to export or share a report with your clinician. CALM AND ACCESSIBLE Ember uses a dark interface, larger-text support, screen-reader labels, and colorblind-aware displays. Optional tracking can be adjusted to suit your routine. SUBSCRIPTIONS Ember Plus is an optional auto-renewing monthly or annual subscription. Prices and billing periods are shown before purchase. Manage or cancel your subscription in your Apple account settings. Optional Support Ember purchases are separate from Plus and do not unlock paid features. Ember is a personal tracking tool. It does not diagnose, treat, or replace professional medical care. Use your records as a starting point for conversations with your clinician. Privacy Policy: https://embertracker.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Ember at 100% against Nerivio's 56%. Ember also leads on rating (5.0 vs 3.8) and update cadence (fortnightly vs every 3 months). Nerivio's advantage is in-app purchases (none vs 4) and ratings volume (122 vs 2). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Ember sells 4 in-app purchases, starting at $4.99 per month. Nerivio asks for nothing beyond the download.
Ember holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Nerivio has 122 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 56% of Nerivio's written reviews are positive against 100% of Ember's.
Nerivio ships an update every 3 months, Ember fortnightly. Both last shipped on October 24, 2026.
| Parameter | Nerivio | Ember |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (122 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 56.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 122 — better | 2 |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod, Apple Watch — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 76 MB | 49 MB |
| Age rating | 4+ | 17+ |
| Developer | Theranica | Cascade Headache, PLLC |
Customer experience
Nerivio
Ember
Bugs and requests
Nerivio
Reported bugs
17 issues- App glitches and doesn't work
- NFC scanning issues
- App times out too quickly
- Symptom questionnaire 'done' button inactive
- Child account setup problems
Show 12 moreShow fewer
- Audiovisual components not loading
- Post assessment treatment spinning wheel
- App stalls frequently
- App loses sound randomly
- Device doesn't connect to cell phone
- App crashes frequently
- App freezes when opening
- App doesn't stay open long enough for assessments
- Confirmation email not received
- App forgets connection to device
- Login screen freezes
- Incompatible with older devices
Requested features
15 requests- More wait time between scanning and starting treatment
- Improve symptom questionnaire usability
- Add live activity features
- Allow charging and refilling from app at reduced price
- Allow treatment to be stopped and resumed
Show 10 moreShow fewer
- Improve child account setup and recovery
- Fix audiovisual component loading
- Fix post assessment treatment loading
- Improve app stability for data upload
- Make app work without internet access
- Add dark mode
- Improve NFC scanning reliability
- Increase app timeout duration
- Allow treatment to be paused and resumed
- Make device rechargeable or offer cheaper refills
Ember
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Nerivio
No in-app purchases
Ember
- Support Ember Monthly2 Months trial$4.991 Month
- Ember Plus14 Days trial$7.991 Month
- Ember Plus14 Days trial$59.991 Year
- Buy the Developer a Coffee$3.99





