Comparison

WBAT Mobile vs Centerline Scheduler

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

Head to head
About

WBAT Mobile

This app enables authorized users to create, save, and submit safety reports for their organization's safety programs directly from a mobile device. It supports various report types including ASAP, FRAT, LOSA, and incident reports, and allows users to view safety notices and messages.

Highlights
  • Create safety reports on mobile
  • Submit reports from anywhere
  • Supports ASAP, FRAT, LOSA, incident reports
  • View safety notices and newsletters
  • Send and receive WBAT messages
Features
Read full description

The Web-Based Analytical Technology (WBAT) Mobile app, allows authorized users to create a report for their organization’s safety programs from anywhere, anytime. You can start, save, and submit a report on your mobile device. Depending upon your organization and your user privilege/employee group(s), WBAT Mobile supports the creation of the following reports: Aviation Safety Action Program (ASAP), Flight Risk Assessment Tool (FRAT), Line Observation Safety Audit (LOSA), incident, fatigue, and general safety/hazard. In addition, WBAT Mobile allows users to view and acknowledge safety notices, view safety newsletters/MOUs, and send and receive WBAT messages.

About

Centerline Scheduler

This app provides pilots with a modern, mobile-first interface for managing flight school and flying club reservations. Book, cancel, and log flights directly from your phone, with features like real-time aircraft alerts and Google Calendar sync.

Highlights
  • Book, cancel, preflight, and postflight logging
  • Dashboard with bookings, currency, and balance
  • Day/Week schedule view with fleet details
  • One-tap booking for available slots
  • Aircraft change and grounding alerts
  • Instructor-student pairing and currency sharing
  • Google Calendar synchronization
Read full description

Centerline is a free, independent mobile app for pilots at flight schools and flying clubs that use ScheduleMaster. Sign in with your existing club credentials and run your flying from your phone. Book, cancel, preflight, and postflight on the ramp, in the plane, or between meetings. PLAN AND BOOK - Dashboard: active bookings, upcoming reservations, past flights, currency at a glance, and your running statement balance - Day and week schedule: the entire club fleet in one view, tap for detail, pinch to zoom the ribbon, drag to shift the window - One-tap booking: pick an empty slot on any aircraft's ribbon, fill four fields, tap Book - Linked accounts: pilots at multiple clubs sign in once and switch without retyping credentials FLY - Preflight and postflight: Hobbs and tach entry, no-flight and maintenance modes, receipt items - ForeFlight export: send completed flights straight to your logbook - Live Activities: your reservation, the weather, and squawk status on your lock screen - Aircraft alerts: get a push if a plane you booked changes rate, picks up a squawk, or gets grounded before you fly SHARE - Instructor and student links: CFIs pair with students to see upcoming lessons and share currency at a glance - Rideshare: offer a right seat on a cross country you are planning, or ride along on someone else's - Google Calendar sync: every booking mirrors to your personal calendar, optional, connect once in Settings Dark mode, dynamic type, and safe-area aware throughout. Centerline is an independent project and is not affiliated with or endorsed by ScheduleMaster or any club. Your club account stays with your club, and Centerline never stores your password. Requires an active account at a club that uses ScheduleMaster.

Screenshots

WBAT Mobile4 screens
Centerline Scheduler4 screens

Verdict

The call

The clearest difference is update cadence: Centerline Scheduler at every 2 days against WBAT Mobile's every 3 months. WBAT Mobile's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and monetization model 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

WBAT Mobile ships an update every 3 months, Centerline Scheduler every 2 days. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
WBAT Mobile versus Centerline Scheduler: the parameters behind the verdict, then further details
ParameterWBAT MobileCenterline Scheduler
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—4 — better
Update frequencyEvery 3 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size23 MB16 MB
Age rating4+4+
DeveloperUTRS, IncGreat Scott! Interactive

Customer experience

WBAT Mobile

Written reviews5 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Centerline Scheduler

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

WBAT Mobile

No in-app purchases

None

Centerline Scheduler

No in-app purchases

Questions

Is WBAT Mobile free?
WBAT Mobile is free to download, with no in-app purchases.
Is Centerline Scheduler free?
Centerline Scheduler is free to download, with no in-app purchases.
Do WBAT Mobile or Centerline Scheduler have ads?
Neither WBAT Mobile nor Centerline Scheduler shows ads.
Which is updated more often, WBAT Mobile or Centerline Scheduler?
WBAT Mobile ships an update every 3 months, and Centerline Scheduler every 2 days. Most recently, WBAT Mobile was updated on October 24, 2026 and Centerline Scheduler on October 24, 2026.

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