Comparison

AirQualityMeter vs Pollen Shield

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AirQualityMeter

This app provides real-time air quality measurements and forecasts up to 24 hours in advance. It helps users manage their physical condition and prepare for allergies by notifying them of pollutants like PM2.5 and PM10. Location services enable automatic weather data acquisition for your current area.

Highlights
  • Real-time air pollutant notifications (PM2.5, PM10)
  • 24-hour air pollution level forecast
  • Global coverage
  • Automatic location-based weather data
  • Allergy countermeasure information
Features
Read full description

We will inform you of the measurement of the air environment (air pollution) and the forecast up to 24 hours ahead. Please use it for daily physical condition management and allergy countermeasures. (If you enable location information, the weather information for your current location will be obtained automatically.) -Notify air pollutants such as PM2.5 and PM10 in real time! -You can check the air pollution level forecast up to 24 days later. -Can be used all over the world! You can use it in the same way outside your country of residence -Acquire real-time weather data from OpenWeatherMap

About

Pollen Shield

Read full description

Pollen Shieldは、花粉症のあなたのために「通知1つ」に振り切ったシンプルな花粉アプリです。 ■ 家を出る直前だけ、そっと通知 毎朝の出発時刻を自動で学習し、あなたが家を出る前のベストタイミングで、その日の花粉飛散量を1通だけ通知します。アプリを開く必要はありません。通知を見て、マスクを足すかどうか判断するだけ。 ■ 鬱陶しい毎朝通知はしない 花粉が少ない日は通知しません。飛散量が気になるレベルの日だけ、静かに知らせます。「通知疲れ」しないUXを徹底設計しました。 ■ 広告ゼロ・課金なし(MVP期間) 画面を埋め尽くす広告バナーも、オフシーズンも続くサブスクもありません。必要な情報だけを最速で届けます。 ■ プライバシーファースト 位置情報は出発パターンの学習にのみ使用し、端末内でのみ処理されます。個人を特定する情報をサーバーに送信することはありません。詳細はプライバシーポリシーをご覧ください。 ■ 対応エリア 日本全国の主要地域に対応。Google Pollen APIの公開データを基に、スギ・ヒノキ・草本系の飛散量を統合した独自スコアで通知判定を行います。 ■ こんな方におすすめ ・毎朝ニュースの花粉情報をチェックするのが面倒な方 ・「家を出た後にくしゃみが止まらなくなる」経験がある方 ・既存の花粉アプリの通知過多や広告に疲れた方 ・シンプルで静かなアプリが好きな方 ■ バージョン1.0 について MVP版として、通知機能に絞り込んでリリースしました。今後、症状記録・薬の飲み忘れリマインド・エリア追加など、ユーザーの声を聞きながら慎重に機能を追加していきます。要望はサポートURLまでお気軽にお寄せください。 Pollen Shieldで、今年の花粉シーズンを少しだけラクに。

Screenshots

AirQualityMeter4 screens
Pollen Shield4 screens

Verdict

The call

The clearest difference is ads: Pollen Shield at none against AirQualityMeter's shown. Pollen Shield also leads on update cadence (every 8 days vs every 6 months). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AirQualityMeter ships an update every 6 months, Pollen Shield every 8 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 6 level
AirQualityMeter versus Pollen Shield: the parameters behind the verdict, then further details
ParameterAirQualityMeterPollen Shield
PriceFreeFree
Positive reviews50.0% of reviews—
Update frequencyEvery 6 monthsEvery 8 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.6 — better17.0
Further details — not scored
Size10 MB2 MB
Age rating12+4+
DeveloperYuta Endoplaypark

In-app purchases

None

AirQualityMeter

No in-app purchases

None

Pollen Shield

No in-app purchases

Questions

Is AirQualityMeter free?
AirQualityMeter is free to download, with no in-app purchases.
Is Pollen Shield free?
Pollen Shield is free to download, with no in-app purchases.
Do AirQualityMeter or Pollen Shield have ads?
AirQualityMeter shows ads; Pollen Shield does not.
Which is updated more often, AirQualityMeter or Pollen Shield?
AirQualityMeter ships an update every 6 months, and Pollen Shield every 8 days. Most recently, AirQualityMeter was updated on October 24, 2026 and Pollen Shield on October 14, 2026.

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