Comparison

Bird Code Lookup vs Asthma Symptom Journal

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

Head to head
About

Bird Code Lookup

Instantly translate four-letter and six-letter bird codes into common and scientific bird names. This app helps birders, banders, and ornithologists quickly identify species from abbreviations used in field notes.

Highlights
  • Convert 4-letter codes to common bird names
  • Convert common bird names to 4-letter codes
  • Convert 6-letter codes to scientific bird names
  • Convert scientific bird names to 6-letter codes
  • Includes 2,431 bird species from the 2024 AOU Supplement
Features
Read full description

Bird codes, also known as banding codes or alpha codes, are four-letter and six-letter abbreviations for bird names used by birders, bird banders and ornithologists, and birdwatchers in North and Central America. For example, the four-code for Wood Duck is “WODU”. The six-letter code is “AIXSPO” which is derived from the Wood Duck’s Scientific Name of “Aix sponsa”. These Bird Codes are commonly used as short-hand to write a bird names (often incorrectly). When entering or reading field notes, Bird Codes can speed and simplify matters but can take years to learn and can be confusing. The Bird Code Lookup App converts: • Four Letter Codes into Common Bird Names • Common Bird Names into Four Letter Codes (via a quick search) • Six Letter Codes into Scientific Bird Names • Scientific Bird Names into Six Letter Codes (via a quick search) Contains the 2,431 Bird Species (including hybrids) in the 2024 AOU Supplement.

About

Asthma Symptom Journal

Easily track your asthma symptoms and inhaler usage with this focused journaling app. Gain insights into patterns and triggers with simple daily check-ins and clear summaries. Access educational content designed by physicians to help you understand your condition better.

Highlights
  • Daily symptom logging
  • Inhaler use tracking
  • Weekly and monthly summaries
  • Physician-created educational videos
  • One-tap daily check-ins
  • Optional medication logging
Features
Read full description

Designed with a physician’s perspective, Asthma Symptom Journal helps people living with asthma track daily symptoms, inhaler use, and trends over time — without unnecessary complexity. A simple, focused journaling app designed to help people living with asthma track daily symptoms, inhaler use, and trends over time — without complexity or overwhelm. Daily tracking made easy * Log how your breathing felt today in seconds. Add inhaler use or notes only if you choose. No long forms, no pressure, and no judgment if you miss a day. * See patterns over time * Weekly and monthly summaries help you notice changes in symptoms and inhaler use. Your journal stays organized and easy to review — for yourself or to share with your clinician if you choose. Includes short animated videos created from a physician's perspective. * Access short educational updates created from a physician’s perspective. Learn more about asthma patterns, triggers, and general concepts — presented clearly and without medical advice. Designed for real life * One-tap daily check-ins * Optional medication logging * Fill in missed days anytime * Simple, calming design * No unnecessary alerts Privacy & scope Asthma Symptom Journal is for personal tracking and education only. It does not provide medical advice, diagnosis, or treatment recommendations. Always consult your healthcare professional for medical decisions. Subscription Premium features unlock extended trend views, full access to physician-curated content, and data export options. Subscription options are available monthly or annually. Who this app is for * People living with asthma * Anyone who wants simple, consistent tracking * Users who value clarity over complexity Privacy Policy: https://sites.google.com/view/kinhub/home Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Bird Code Lookup4 screens
Asthma Symptom Journal4 screens

Verdict

The call

The clearest difference is in-app purchases: Bird Code Lookup at none against Asthma Symptom Journal's 2. Bird Code Lookup also leads on iOS requirement (18.0 vs 26.2). Asthma Symptom Journal's advantage is update cadence (monthly vs every 40 months). On price, rating, ratings volume and ads 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. Asthma Symptom Journal sells 2 in-app purchases, starting at $4.99 per month. Bird Code Lookup asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Bird Code Lookup against 5.0 for Asthma Symptom Journal. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Bird Code Lookup ships an update every 40 months, Asthma Symptom Journal monthly. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 5 level
Bird Code Lookup versus Asthma Symptom Journal: the parameters behind the verdict, then further details
ParameterBird Code LookupAsthma Symptom Journal
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 40 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad — betteriPhone
Requires iOS18.0 — better26.2
Further details — not scored
Size212 MB102 MB
Age rating4+12+
DeveloperPVI Maine LLCZeus Innovations LLC

In-app purchases

None

Bird Code Lookup

No in-app purchases

2 purchases

Asthma Symptom Journal

Subscriptions2
  • Monthly Plan7 Days trial$4.991 Month
  • Yearly Plan7 Days trial$24.991 Year

Questions

Is Bird Code Lookup free?
Bird Code Lookup is free to download, with no in-app purchases.
Is Asthma Symptom Journal free?
Asthma Symptom Journal is free to download, with in-app purchases available.
Which has better reviews, Bird Code Lookup or Asthma Symptom Journal?
Bird Code Lookup and Asthma Symptom Journal are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Bird Code Lookup or Asthma Symptom Journal have ads?
Neither Bird Code Lookup nor Asthma Symptom Journal shows ads.
Which is updated more often, Bird Code Lookup or Asthma Symptom Journal?
Bird Code Lookup ships an update every 40 months, and Asthma Symptom Journal monthly. Most recently, Bird Code Lookup was updated on October 21, 2026 and Asthma Symptom Journal on October 11, 2026.

Other comparisons