# FluStar vs InfectRisk

The clearest difference is in-app purchases: FluStar at none against InfectRisk's 2. FluStar also leads on iOS requirement (11.0 vs 18.0). InfectRisk's advantage is ads (none vs shown) and update cadence (weekly vs fortnightly). On price and device support there is nothing between them.

Both are free to download. InfectRisk sells 2 in-app purchases, starting at $4.99 per year. FluStar asks for nothing beyond the download.

FluStar ships an update fortnightly, InfectRisk weekly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | FluStar | InfectRisk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (25 ratings)](https://appshunter.io/ios/app/flustar-flu-tracker/id1483474643/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 108 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [IQVIA Inc.](https://appshunter.io/developer/376388241) | [Renderei Martin GmbH](https://appshunter.io/developer/1882813459) |

## What reviewers say

### FluStar

[App page](https://appshunter.io/ios/app/flustar-flu-tracker/id1483474643)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### InfectRisk

[App page](https://appshunter.io/ios/app/infectrisk/id6760133442)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $4.99 | per year |
| Lifetime Purchase | $12.99 | one-time |


## Frequently asked questions

### Is FluStar free?

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

### Is InfectRisk free?

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

### Do FluStar or InfectRisk have ads?

FluStar shows ads; InfectRisk does not.

### Which is updated more often, FluStar or InfectRisk?

FluStar ships an update fortnightly, and InfectRisk weekly. Most recently, FluStar was updated on November 3, 2026 and InfectRisk on November 9, 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.*