Best Peak Flow Apps

200+ iOS apps curated and reviewed

3.9 avg rating
17 free apps
Updated September 2026

Peak Flow Diary | Asthma is the household name in peak flow, but it's far from the only option. We track 200+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Peak Flow Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Peak Flow Diary | AsthmaPeak Flow Diary | AsthmaFree4.7★ (35)YesYesSep 2026
2Daily Breathe: Asthma TrackerDaily Breathe: Asthma TrackerFree4.9★ (28)NoYesSep 2026
3AsthmaMDAsthmaMDFree2.0★ (62)NoNoSep 2026
4Easy Peak Flow DiaryEasy Peak Flow DiaryFree3.6★ (16)YesNoJul 2026
5Safey Peak FlowSafey Peak FlowFree—NoNoMay 2026
6PeakFlow CRMPeakFlow CRMFree5.0★ (1)NoNoMay 2026
7My ArthritisMy ArthritisFree4.0★ (1)NoNoAug 2026
8Antara Peak FlowAntara Peak FlowFree—NoNoMay 2026

Top Picks for Peak Flow

Peak Flow Diary | Asthma#1

Peak Flow Diary | Asthma by Keyber Inc.

Understand Your Breathing
Editor's Choice
🏥 Medical
4.7(35 ratings)
FreeAdsIn-App Purchases
Peak Flow Diary | Asthma screenshot 1
Peak Flow Diary | Asthma screenshot 2
Peak Flow Diary | Asthma screenshot 3
Peak Flow Diary | Asthma screenshot 4
Peak Flow Diary | Asthma screenshot 5
Peak Flow Diary | Asthma screenshot 6

Easily record daily peak flow values and visualize breathing changes with clear graphs. Understand your asthma trends, identify early warning signs, and support your health management. Useful for medical visits and daily care.

AsthmaMD#3
2.0😞(62 ratings)
Free
AsthmaMD screenshot 1
AsthmaMD screenshot 2
AsthmaMD screenshot 3

Track your asthma symptoms, triggers, and medications with this comprehensive management app. Visualize your asthma activity with color graphs and share data with your physician. Contribute to asthma research by participating anonymously.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for tracking asthma
  • 💡 Useful for sharing data with doctors
  • 🚀 Convenient to have on phone

Room to Improve

  • 🐛 App crashes or stops working
  • 🐛 Unreliable data saving
  • 🐛 Inflexible settings and customization
  • 🐛 Outdated and not maintained

More Peak Flow apps to explore

FAQ about Peak Flow

What are the best peak flow apps for iPhone?
Peak Flow Diary | Asthma tops our peak flow apps ranking as of September 2026, with a 4.7-star average from 35 App Store ratings, and it's free to download.
Yes — 17 of the top peak flow apps we rank are free to download, including Peak Flow Diary | Asthma and Daily Breathe: Asthma Tracker.
Peak Flow Diary | Asthma shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 200+ peak flow apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Peak Flow Diary allows you to record daily peak flow values and visualize trends through easy-to-read graphs. This helps you understand your condition, identify early signs of worsening symptoms, and have better data to discuss with your doctor.
Peak Flow Diary offers two convenient input methods for recording your peak flow values: a slider for quick adjustments or a keyboard for precise entry.

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