FluStar vs Wastewater Trends
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.
Wastewater Trends
Monitor community COVID-19 infection levels using national wastewater surveillance data. Visualize trends with interactive charts and home screen widgets to stay informed about viral activity in your area.
- Wastewater surveillance data for COVID-19
- National and regional trend insights
- Interactive viral load charts
- Home screen widgets for quick updates
- Community infection level monitoring
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Track COVID-19, Flu & RSV Trends with Wastewater Data Stay informed about the relative level of COVID-19, influenza, and RSV activity in your community with data from the CDC's National Wastewater Surveillance System (NWSS). This app uses wastewater testing to detect traces of viral activity circulating in your area, helping you understand infection trends and plan accordingly. Features: • Three Viruses, One App: Switch between COVID-19, flu (Influenza A), and RSV to see what's circulating. • National and Regional Insights: View trends across the U.S. or focus on specific regions like the Northeast, South, Midwest, or West. • Interactive Charts: Explore clear and intuitive visuals of viral activity data to track changes over time. • Handy Widgets: Add widgets to your home screen for at-a-glance updates on local or national trends. Whether you're monitoring for personal awareness, making decisions for your household, or simply curious about the data, this app provides an easy and insightful way to stay informed. Download now and stay ahead of community health trends.
Screenshots
Verdict
The clearest difference is review sentiment: Wastewater Trends at 100% against FluStar's 0%. Wastewater Trends also leads on rating (4.9 vs 2.3) and ads (none vs shown). FluStar's advantage is update cadence (fortnightly vs every 4 months) and iOS requirement (11.0 vs 17.2). On price, ratings volume, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Wastewater Trends holds the better App Store score, 4.9 against 2.3. Both are backed by a comparable volume of ratings — 13 and 7 respectively. Written reviews point the same way: 0% of FluStar's written reviews are positive against 100% of Wastewater Trends's.
FluStar ships an update fortnightly, Wastewater Trends every 4 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.
| Parameter | FluStar | Wastewater Trends |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (13 ratings) | 4.9 (7 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 13 — better | 7 |
| Update frequency | Fortnightly — better | Every 4 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 11.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 22 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | IQVIA Inc. | Matthew Rothenberg |
Customer experience
FluStar
Wastewater Trends
In-app purchases
FluStar
No in-app purchases
Wastewater Trends
No in-app purchases






