FluStar vs Allergy Tracker°
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FluStar
Track current cold and flu activity by ZIP code across the US. Get information on influenza symptoms, past epidemics, and how to differentiate between a cold and the flu.
- Real-time flu activity by ZIP code
- Cold and flu symptom information
- Educational content on influenza
- Data on past flu epidemics
- Distinguish between cold and flu
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FluSTAR provides up to date cold and flu activity information for every ZIP code in the country. If you're like most people -- catching the flu virus is something you'd rather NOT do. And if you have already come down with the flu, FluSTAR.com will provide you with information on how to help alleviate some of the symptoms caused by the influenza virus. FluSTAR.com can educate you about the Influenza virus, past flu epidemics as well as flu activity in every zip code in the United States. You will also see information on the difference between a cold and the flu. The FluSTAR system was developed to provide health care professionals and consumers with the most up to date information on the spread of the flu during the influenza season. Data for FluSTAR is gathered from different surveillance methods including RaPID Assay data, laboratory confirmation and clinical diagnosis data. Based on all of the surveillance methods, a regional as well as a national picture on influenza activity is generated.
Allergy Tracker°
Monitor your allergy journey by tracking symptoms, triggers, and treatments. Visualize your progress, identify patterns, and generate shareable reports for your doctor. Personalize your experience by defining custom symptoms and treatments.
- Track symptoms
- Add triggers
- Track treatments
- Write notes
- Visualize progress
- Generate reports
- Define custom symptoms/treatments
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Your allergy progress at a glance. Track your symptoms, triggers and treatments, take notes and visualize it! Want to share it with your doctor? No problem, just generate a printable report! Want a personalized experience? Define your own symptoms and treatments! HOW ALLERGY TRACKER° WORKS - Track your symptoms - Add any triggers - Track your treatments - Write notes - Have an easy overview of how you are doing - Recognize patterns - Analyze your statistics over time - Create PDF or CSV reports and share them with your doctor - Define your own symptoms and treatments - Collect new achievements - Stay on track with daily reminders - Lock your journal with Face ID or Touch ID We value your privacy. Your journal entries are just yours, only accessible with your device. Consult with your doctor if you are experiencing any symptoms of an illness. This software is not a replacement of a medical treatment. It is intended for informational purposes only and comes with no warranty. You can read the terms of use and privacy policy here: http://adamcziko.com/allergy-tracker-privacy-policy-and-terms-of-use/ The app includes a premium subscription possibility. The subscription is automatically renewed after each subscription period. Want to get to know more about your current subscription, or you want to cancel it? You can get all the information by visiting the following page: https://support.apple.com/en-us/HT202039
Screenshots
Verdict
The clearest difference is review sentiment: Allergy Tracker° at 82% against FluStar's 0%. Allergy Tracker° also leads on rating (4.4 vs 2.3) and ads (none vs shown). FluStar's advantage is in-app purchases (none vs 6) and update cadence (fortnightly vs every 2 months). On price and device support 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. Allergy Tracker° sells 5 in-app purchases, starting at $9.99 per month. FluStar asks for nothing beyond the download.
Allergy Tracker° holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Allergy Tracker° has 157 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 0% of FluStar's written reviews are positive against 82% of Allergy Tracker°'s.
FluStar ships an update fortnightly, Allergy Tracker° every 2 months. The most recent releases landed on July 21, 2026 and September 30, 2026 respectively.
| Parameter | FluStar | Allergy Tracker° |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (13 ratings) | 4.4 (157 ratings) — better |
| Positive reviews | 0.0% of reviews | 82.2% of reviews — better |
| Number of ratings | 13 | 157 — better |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 22 MB | 45 MB |
| Age rating | 17+ | 12+ |
| Developer | IQVIA Inc. | Adam Cziko |
Customer experience
FluStar
Allergy Tracker°
Bugs and requests
FluStar
Not enough reviews yet to summarise bugs or requests.
Allergy Tracker°
Reported bugs
2 issues- Login screen freezes
- Incompatible with older devices
Requested features
4 requests- Add photo upload capability
- Improve graphing and charting features
- Allow more than one entry per day
- Provide more detailed allergy level information
In-app purchases
FluStar
No in-app purchases
Allergy Tracker°
- Monthly Plan7 Days trial2 variants$9.991 Month
- Special Annual Plan7 Days trial$9.991 Year
- Monthly Plan$9.991 Month
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- Annual Plan$9.991 Year
- Annual Plan7 Days trial$39.991 Year
