Comparison

Easy Peak Flow Diary vs Symptoms Tracker

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

Head to head
About

Easy Peak Flow Diary

This free app helps individuals with asthma and other lung diseases track their peak flow and symptoms. It offers simple logging, data visualization, and the ability to export records for physicians. It is not a peak flow meter itself but a diary for recording readings from a separate device.

Highlights
  • Peak flow and symptom tracking
  • Data visualization and charting
  • Optional comments for entries
  • Data backup and export via email
  • No account or internet needed
  • Local data storage
Features
Read full description

This free simple app is a peak flow (PEF) diary, tracker, and charting tool. Easy Peak Flow Diary can help you track peak flow and symptoms. Easy Peak Flow Diary help you do this very simple - nothing fancy just a simple and effective diary. We want to provide the best and simplest tool for logging your PEF. Each entry can be stored with an optional comment. You can backup your data or share them with your physician. The app also provides visualization of your data. This application is useful for individuals with asthma and other lung disease. Features --------------------------- - Easy entry of new measurements - Visualization of your data - Risk chart and statistics - Export your data via e-mail - No account needed - Data stored locally on your unit IMPORTANT: This application *is not* a peak flow meter and thus will not allow *making* a reading of your peak flow. You need to use your own calibrated and certified peak flow meter for that or ask your doctor to make a reading for you. This app contains information about medical conditions and treatments. The information is not advice, and should not be treated as such. The medical information on in this app is provided “as is” without any representations or warranties, express, implied or insurance. The app makes no representations or warranties in relation to the medical information. You must not rely on the information from this app as an alternative to medical advice from your doctor or other professional healthcare provider. If you have any specific questions about any medical matter you should consult your doctor or other professional healthcare provider. If you think you may be suffering from any medical condition you should seek immediate. medical attention. You should never delay seeking medical advice, disregard medical advice, or discontinue medical treatment because of information from this app.

About

Symptoms Tracker

Easily track health symptoms and mood changes with a single tap. Gain insights over time and share them with healthcare providers. Includes embedded video tutorials and syncs across all your Apple devices.

Highlights
  • Single-tap symptom tracking
  • Unlimited symptom and event management
  • Siri integration for event recording
  • Historical event graphing
  • Embedded video tutorials
  • Cross-device synchronization
  • Data sharing with healthcare providers
Features
Read full description

Take control of your health with Symptom Tracker, designed with simplification in mind. As soon as you start feeling a symptom or a mood change, use Symptom Tracker to track your symptom event with a single tap on your Apple mobile device (e.g., iPhone, iPad, or Apple Watch). As you enter symptoms over days, weeks, months, and years, you gain insights and can share them with your healthcare providers. Symptom Tracker is designed with the user in mind. You can watch video tutorials that explain how to use Symptom Tracker without having to leave the app. Symptom events recorded on one Apple mobile device will sync and appear on all Apple mobile devices. Features ► All features are available for a one-time fee. NO In-App purchases or subscriptions. ► Captures important health and mood information that can be shared with your healthcare provider ► Add, edit, and remove an unlimited number of symptoms ► Add, remove, print, and email an unlimited number of symptom events ► Symptom events can be either recorded as they occur or be entered later ► Symptom events can be recorded with Siri in iOS 16 ► Recorded symptom event information includes the event date, time, duration, and notes providing for easy analysis and identification of any patterns ► Historical event graph reporting including day, event, and duration metrics ► User-friendly video tutorials embedded for easy instructions on using the app ► Event sharing with your doctor or therapist at your next appointment ► Track events using all Apple mobile devices, including Apple Watch, iPhone, and iPad ► Symptoms and events are synchronized on all Apple mobile devices Benefits • To protect the privacy of your symptom information, symptom data is stored only on your Apple device(s) and not on third party cloud servers. Symptom information is never shared unless you decide to share it • Ability to provide insight and an overall understanding of your daily experience to your healthcare providers Symptom Tracker is designed to save symptoms on the Apple mobile device in which the app is installed and to synchronize the recorded information on devices signed into the owner's Apple iCloud account. Terms of Use bdpcorp.com/license-agreement.shtml

Screenshots

Easy Peak Flow Diary4 screens
Symptoms Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: Easy Peak Flow Diary at 79% against Symptoms Tracker's 33%. Easy Peak Flow Diary also leads on price (Free vs $5.99) and rating (3.6 vs 2.3). Symptoms Tracker's advantage is ads (none vs shown) and update cadence (every 2 months vs every 13 months). On in-app purchases 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

Easy Peak Flow Diary is free to download; Symptoms Tracker costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Easy Peak Flow Diary holds the better App Store score, 3.6 against 2.3. That said, the two scores are not equally well evidenced: Easy Peak Flow Diary has 16 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 79% of Easy Peak Flow Diary's written reviews are positive against 33% of Symptoms Tracker's.

UpkeepUpdate frequency

Easy Peak Flow Diary ships an update every 13 months, Symptoms Tracker every 2 months. The most recent releases landed on July 7, 2026 and September 10, 2026 respectively.

Scorecard9 real differences · 1 level
Easy Peak Flow Diary versus Symptoms Tracker: the parameters behind the verdict, then further details
ParameterEasy Peak Flow DiarySymptoms Tracker
PriceFree — better$5.99
Rating3.6 (16 ratings) — better2.3 (3 ratings)
Positive reviews78.6% of reviews — better33.3% of reviews
Number of ratings16 — better3
Update frequencyEvery 13 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported — betterPaid
DevicesiPhone, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS11.0 — better15.0
Further details — not scored
Size18 MB149 MB
Age rating12+4+
DeveloperSimon lebech CichoszBDP Corporation

Customer experience

Easy Peak Flow Diary

All ratings16 ratings
Positive62.5%
Neutral6.3%
Negative31.3%
Written reviews14 reviews
Positive78.6%
Neutral0.0%
Negative21.4%

Symptoms Tracker

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

Easy Peak Flow Diary

No in-app purchases

None

Symptoms Tracker

No in-app purchases

Questions

Is Easy Peak Flow Diary free?
Easy Peak Flow Diary is free to download, with no in-app purchases.
Is Symptoms Tracker free?
Symptoms Tracker costs $5.99, with no in-app purchases.
Which has better reviews, Easy Peak Flow Diary or Symptoms Tracker?
Easy Peak Flow Diary is rated higher. Easy Peak Flow Diary averages 3.6 out of 5 from 16 ratings, while Symptoms Tracker averages 2.3 from 3 ratings.
Do Easy Peak Flow Diary or Symptoms Tracker have ads?
Easy Peak Flow Diary shows ads; Symptoms Tracker does not.
Which is updated more often, Easy Peak Flow Diary or Symptoms Tracker?
Easy Peak Flow Diary ships an update every 13 months, and Symptoms Tracker every 2 months. Most recently, Easy Peak Flow Diary was updated on July 7, 2026 and Symptoms Tracker on September 10, 2026.

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