# PollenFlyer vs 杏林信嘉

The clearest difference is in-app purchases: 杏林信嘉 at none against PollenFlyer's 6. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PollenFlyer sells 6 in-app purchases, starting at $3.99 per 7 days. 杏林信嘉 asks for nothing beyond the download.

PollenFlyer ships an update every 2 weeks, 杏林信嘉 every 9 days. The most recent releases landed on October 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PollenFlyer | 杏林信嘉 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/pollenflyer/id1616298960/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 197 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [剑飞 赵](https://appshunter.io/developer/494803985) | [Global Leaders Health Club (Hainan) Co., Ltd](https://appshunter.io/developer/1812565940) |

## What reviewers say

### PollenFlyer

[App page](https://appshunter.io/ios/app/pollenflyer/id1616298960)

This app provides real-time allergy and weather information for East Asia, helping users manage seasonal allergies. It offers location-based allergen levels, timely notifications, and data sharing features. A premium subscription unlocks advanced features and an ad-free experience.

**Highlights:** Real-time allergy and weather updates, Location-specific allergen levels, Personalized notifications, Data sharing with friends and family, Comprehensive regional allergen insights, Ad-free premium experience

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $3.99 | per 7 days |
| Season Special Monthly | $9.99 | per month |
| Monthly Premium Plan | $9.99 | per month |
| Annual Premium Membership | $49.99 | per year |
| Remove Ads | $5.99 | one-time |
| Lifetime Premium | $79.99 | one-time |


### 杏林信嘉

[App page](https://appshunter.io/ios/app/id6745495268)

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

**In-app purchases:** none


## Frequently asked questions

### Is PollenFlyer free?

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

### Is 杏林信嘉 free?

杏林信嘉 is free to download, with no in-app purchases.

### Do PollenFlyer or 杏林信嘉 have ads?

Both PollenFlyer and 杏林信嘉 show ads.

### Which is updated more often, PollenFlyer or 杏林信嘉?

PollenFlyer ships an update every 2 weeks, and 杏林信嘉 every 9 days. Most recently, PollenFlyer was updated on October 27, 2026 and 杏林信嘉 on October 6, 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.*