Comparison

byAir vs B

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

Head to head
About

byAir

This app provides real-time flight tracking, delay predictions, and airport guidance. It automatically organizes your flight history and offers airport navigation tips. Seamlessly integrate your travel data and stay informed about every journey.

Highlights
  • Live flight status updates
  • Delay prediction analysis
  • Inbound aircraft status
  • Friends and family flight sharing
  • Live Activities and widgets
  • Automatic flight import from email/calendar
  • Airport guides and travel tips
Features
Currently charting
Read full description

Stay ahead of every flight with byAir - get live flight updates, delay predictions, and airport guidance before you need them. Trusted in the cockpit. Loved on every trip. No ads. Privacy first. ▶ Track What Matters, Instantly • Live Flight Updates Search and track flights in real time - get live status updates, estimated arrival/departure times, terminal and gate info, route, distance, duration, and remaining flight time. • Delay Prediction Plan ahead, not last-minute - byAir Predict monitors your flight starting six hours before departure, analyzing inbound aircraft, weather, airport congestion, and air traffic data. • Inbound Plane Status No surprises at the gate - see where your incoming aircraft is coming from and get aircraft details, so you know what to expect before it even lands. • Friends & Family Sharing Invite friends and family to byAir with a link so they can follow your flights in real time. Flight status, gate details, and airport information update automatically. No more "landed yet?" texts. • Live Activities & Widgets Stay informed about delays, gate changes, and cancellations with instant notifications. See flight updates at a glance with Live Activities and widgets. ▶ Your Flight History, On Autopilot • Personal Flight History Your flight history, beautifully organized - explore aircraft details, countries you've visited, and airports. See your journeys on a map and share your travel moments. • Auto-scan Email & Calendar No more manual entry - connect your email account once and byAir will automatically detect and add your upcoming flights as new bookings arrive. • Import from Other Apps Keep all your flight data in one place - easily import your flight history from FlightRadar24, App in the Air, Flighty, TripIt, OpenFlights, and more. • Personal Flight Tracking MCP Connect your travel data to your AI assistants - use your personal MCP link to access flights, trips, airport information, and travel history in Claude, Perplexity, Codex, and other compatible assistants. ▶ Arrive Prepared, Every Time • Airport Guide with Travel Tips Find your way around airports with tips verified by travelers - discover the fastest security lanes, best food spots, quiet lounges, and useful shortcuts. • Live Flight Board Stay up to date with real-time arrivals and departures for every airport, updated every minute. • One-Tap Check-In Open your airline's check-in page directly and get your boarding pass faster. • Taxi & Transport Options Worldwide From your door to the departure gate - find taxi and public transport options for any airport. Plan your journey to and from the airport with ease. Stay ahead of every flight - download byAir today! Privacy policy: https://byairapp.com/privacy_and_terms Need help with byAir? Contact connect@byairapp.com.

About

B

Features
Read full description

프라하 성(Prague Castle)과 성 비투스 대성당(St. Vitus Cathedral)을 한국어 음성 해설과 함께 둘러보는 오디오 가이드입니다. 보헤미아 천 년의 성채부터 600년에 걸쳐 완성된 고딕 대성당까지 — 정문에서 동문으로 이어지는 관람 동선에 맞춰 대표 볼거리를 안내합니다. ■ 주요 기능 · 프라하 성 10개 트랙 + 성 비투스 대성당 9개 트랙, 총 92개 섹션의 한국어 음성 해설 · 각 명소의 대표 이미지와 출처 표기 · 평면도 — 위치를 눌러 해당 구역의 해설로 바로 이동 · 유물·키워드 검색으로 원하는 항목을 빠르게 찾기 · 재생 위치 자동 저장, 배속 조절(0.85~1.5배) · 화면을 꺼도 이어지는 백그라운드 재생 · 인터넷 연결 없이 완전 오프라인 사용 ■ 이런 분께 · 프라하 여행 중 성과 대성당을 깊이 있게 보고 싶은 분 · 한국어 해설로 편하게 감상하고 싶은 분 · 서쪽에서 동쪽으로 이어지는 성의 관람 동선을 놓치지 않고 둘러보고 싶은 분 ※ 본 앱은 프라하 성 관리청의 공식 앱이 아닌 독립 제작 가이드입니다. 개관 시간·입장권(서킷 티켓)·관람 코스는 방문 전 공식 홈페이지(hrad.cz)에서 확인하세요.

Screenshots

byAir4 screens
B4 screens

Verdict

The call

The clearest difference is in-app purchases: B at none against byAir's 10. byAir's advantage is update cadence (every 3 days vs every 10 days) and chart position (#156 vs unranked). On price, ads 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. byAir sells 9 in-app purchases, starting at $4.99 per 7 days. B asks for nothing beyond the download.

UpkeepUpdate frequency

byAir ships an update every 3 days, B every 10 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 7 level
byAir versus B: the parameters behind the verdict, then further details
ParameterbyAirB
PriceFreeFree
Rating4.9 (227 ratings) — better—
Positive reviews73.5% of reviews—
Number of ratings227 — better—
Update frequencyEvery 3 days — betterEvery 10 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#156 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size420 MB97 MB
Age rating4+4+
DeveloperBYAIRAPP S.L.bora jin

Bugs and requests

byAir

Reported bugs

21 issues
  • App crashes when swiping down on Profile tab
  • App not launching after update
  • Error 400 when trying to view flights
  • Flight data lost/deleted
  • Flights not showing until weeks before
Show 16 more
  • Flight tracking data delayed or missing (gate, etc.)
  • Entered seat number and booking code delete themselves
  • Import from calendar not working
  • App doesn't sync with calendar
  • Flights don't show until weeks before
  • Data delayed or doesn't show up (gate)
  • Data transfer failed
  • Does not register delays
  • Does not sync flight data
  • App shows flying when plane has a delay
  • App shows plane arrived when it has a delay
  • Daily limit reached message
  • App not working without VPN in Russia
  • Difficulty reading terminal/gate windows due to color choices
  • Codeshare flights cannot be hidden
  • Entered seat number and booking code delete themselves

Requested features

18 requests
  • Add page for saving loyalty numbers
  • Add ability to see seat map
  • Add ability to see loyalty program level (e.g., Aeroflot Bonus)
  • Add more features from Flighty
  • Add lifetime membership option
Show 13 more
  • Add stamps like App In The Air
  • Add ability to see world map with all flights and routes
  • Add ability to see 3D globe with completed routes
  • Add ability to see registration desks
  • Add ability to merge flights into trips
  • Add ability to connect connecting flights into one route
  • Add 2D map instead of 3D globe
  • Restore import and export of statistics for old flights
  • Add dark mode option
  • Add ability to remove flights that were not booked
  • Add ability to see world map of all flights together
  • Add ability to see world map with all flights and routes
  • Add ability to see 3D globe with completed routes

B

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

byAir

Subscriptions8
  • byAir Pro weekly$4.997 Days
  • byAir Pro monthly7 Days trial$5.991 Month
  • byAir Pro monthly$9.991 Month
Show 5 more
  • byAir Pro monthly1 Month trial$9.991 Month
  • byAir Pro annual$39.991 Year
  • byAir Pro annual3 Days trial$49.991 Year
  • byAir Pro annual1 Year trial2 variants$49.991 Year
  • byAir Pro annual$49.991 Year
One-time1
  • Pro Lifetime$199.99
None

B

No in-app purchases

Questions

Is byAir free?
byAir is free to download, with in-app purchases available.
Is B free?
B is free to download, with no in-app purchases.
Do byAir or B have ads?
Neither byAir nor B shows ads.
Which is updated more often, byAir or B?
byAir ships an update every 3 days, and B every 10 days. Most recently, byAir was updated on November 7, 2026 and B on October 31, 2026.

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