Comparison

Maule Preflight Checklists vs sQRH

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

Head to head
About

Maule Preflight Checklists

Features
Read full description

This Maule Preflight ChecklistsPreflight provides an overview of Maule Preflight Checklists Preflight normal, emergency, and abnormal procedures, Preflight Checklist app (The Cessna Edition) is another key publication in a series of aeronautical educational reference tools. The app is designed as a reference & educational companion tool for the pilots. A normal checklist is provided for use in flight. This checklist covers items that are of vital importance to the safety of the flight. When completing a checklist it is assumed the pilot is familiar with the full operating procedures in the sections following the normal checklist and outlined in the aircraft POH section . The checklist is completed after normal flows as a cross check to ensure critical items are set correctly. Expanded procedures for normal, nonnormal, and emergency operations are provided on the reverse side. These should be used for training aids during type ratings and for personal reference. As model differences frequently occur, the manufactures handbook for the aircraft you are flying should be referenced to and this checklist must be modified accordingly prior to any use operation! Speeds and performance figures provided here are an average for the more common Maule Preflight Checklists models and rounded up to the nearest. This is an abbreviated checklist. Most explanatory items, notes cautions and warnings have been omitted for brevity. Procedures in red/bold in this checklist should be committed to memory. All performance speeds should be computed prior to flight using the Aircraft Owner’s Manual. This checklist is for training purposes only; users must be familiar,

About

sQRH

This app provides airline pilots with instant access to critical operational data, emergency procedures, and checklists on their mobile devices. It features flight time limitation calculations, takeoff trim calculations, and syncs checklists with paired devices.

Highlights
  • Emergency procedures and checklists
  • Flight time limitation calculator
  • Takeoff CG/TRIM calculator
  • Cockpit checklist syncing
  • Operational data and bulletins
  • Version tracking
Features
Read full description

sQRH is an electronic Quick Reference Handbook designed for airline pilots. It provides instant access to emergency procedures, checklists, operational data, deicing holdover times, and flight time limitation calculations -- all in one app, directly on your iPad or iPhone. QUICK REFERENCE AT YOUR FINGERTIPS Browse your airline's QRH data with a pilot-optimized interface. sQRH connects to your airline's server to download and keep your aircraft data up to date, including per-MSN applicability. You can also import eQRH ZIP loads directly from Files -- no server required. FLIGHT TIME LIMITATIONS AND REST (FTL) On-the-spot FDP limitation calculator based on EASA ORO.FTL, results first: the latest on-blocks as a clock time, the margin on one status scale, and the extension, split duty and discretion options. FC and CC crews with augmented crew (3 FC / 4 FC). Clock-time timeline with the crew rest window and WOCL. Crew rest card with a cruise timer you can arm for the planned start, rest alarms that ring even with sQRH closed, and a Live Activity (UTC). Share the full FTL state with a nearby device over Bluetooth. Covers delayed reporting, minimum rest, and cumulative limits. COCKPIT CHECKLIST SYNC Pair two iPads by scanning a QR code -- once paired, they auto-reconnect every session. Checked items, section expansions, and resets sync live via encrypted MultipeerConnectivity (no internet required). Both devices must use the same aircraft and QRH version; if they differ, sync pauses with a warning. TAKEOFF CG/TRIM CALCULATOR The Takeoff CG/TRIM POS checklist section features an interactive calculator. Enter your CG% using a cockpit-friendly numpad and get instant THS trim position with a horizontal gauge. Trim data is read directly from eQRH XML files for maximum accuracy across all aircraft variants. VERSIONS (VER) Track all your EFB app and system versions in one place. Pull down to check the App Store for updates -- a badge flags outdated entries. Create, edit, and archive records, standalone or synced with a server. EMERGENCY PROCEDURES (EMR) Instant access to emergency evacuation and landing procedures. Toggle between EVAC and EMER LANDING with a single tap. Full procedure rendering with inline illustrations, warnings, cautions, notes, tables, and ECAM references. OPERATIONAL ENGINEERING BULLETINS (OEB) Browse and view OEB procedures with complete rendering of all procedure elements including tables, graphics, nested lists, and action blocks. CHECKLISTS (CKL) Aircraft checklists with full content rendering, proper formatting, and state tracking. Syncs live with paired devices. STANDARD OPERATING PROCEDURES (SOP) SOP reference materials with expandable sections and complete procedure content display. ABNORMAL PROCEDURES (ABN) AND OPERATIONAL DATA (OPS) Category sidebar and procedures side by side on iPad, drill-down on iPhone. Each procedure collapses individually; custom airline tabs are detected from the loaded data. ALTITUDE REFERENCE (ALT) Interactive altitude table with ISA deviation and QNH correction, ICAO and metric (Chinese RVSM) flight levels, configurable max altitude with RVSM markers, and a big m/ft readout with GPS status. Syncs live to paired devices. HOLD-OVER TIME (HOT) -- IN-APP PURCHASE Deicing holdover time calculator with FAA and Transport Canada 2026-27 tables. Select weather and fluid type (I-IV) for accurate holdover times. Countdown timer with Live Activity on lock screen and Dynamic Island. Share the timer and conditions over Bluetooth with a nearby device running sQRH or No-ICE. CUSTOMIZABLE INTERFACE - Drag-to-reorder tab bar for your preferred workflow - Toggle tab visibility -- show only what you need - Quick-access menu: long-press SET to jump to any hidden tab - Up to 11 tabs on iPad, 6 on iPhone - Keep Screen Awake for cockpit use - Dark mode optimized REQUIREMENTS - iOS 17 or later - iPad and iPhone compatible - Airline server connection or direct ZIP import for data

Screenshots

Maule Preflight Checklists4 screens
sQRH4 screens

Verdict

The call

The clearest difference is price: sQRH at Free against Maule Preflight Checklists's $19.99. sQRH also leads on update cadence (every 4 weeks vs every 38 months). Maule Preflight Checklists's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 17.0). On ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

sQRH is free to download; Maule Preflight Checklists costs $19.99 up front. sQRH sells 1 one-off in-app purchase. Maule Preflight Checklists asks for nothing beyond the download.

UpkeepUpdate frequency

Maule Preflight Checklists ships an update every 38 months, sQRH every 4 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard4 real differences Β· 4 level
Maule Preflight Checklists versus sQRH: the parameters behind the verdict, then further details
ParameterMaule Preflight ChecklistssQRH
Price$19.99Free β€” better
Positive reviewsβ€”100.0% of reviews
Update frequencyEvery 38 monthsEvery 4 weeks β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
Monetizationβ€”Free
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS9.0 β€” better17.0
Further details β€” not scored
Size35 MB26 MB
Age rating9+4+
DeveloperRaj KumarPhilippe Le Gall

In-app purchases

None

Maule Preflight Checklists

No in-app purchases

1 purchases

sQRH

One-time1
  • Hold-Over Time Module$2.99

Questions

Is Maule Preflight Checklists free?
Maule Preflight Checklists costs $19.99, with no in-app purchases.
Is sQRH free?
sQRH is free to download, with in-app purchases available.
Do Maule Preflight Checklists or sQRH have ads?
Neither Maule Preflight Checklists nor sQRH shows ads.
Which is updated more often, Maule Preflight Checklists or sQRH?
Maule Preflight Checklists ships an update every 38 months, and sQRH every 4 weeks. Most recently, Maule Preflight Checklists was updated on November 2, 2026 and sQRH on November 3, 2026.

Other comparisons