Aircraft Checklist vs Spread Test Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aircraft Checklist
This app offers comprehensive digital checklists for over 80 aircraft models, allowing pilots to create custom lists and digitize paper ones using AI. It includes features like voice guidance, offline access, and a night-friendly display for efficient and safe flight operations.
- 80+ built-in aircraft checklists
- Custom checklist creation and editing
- AI-powered paper checklist digitization
- Community checklist sharing
- Voice-guided readout assistance
- Offline access
- Night Red Mode display
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Aircraft Checklist is your ultimate cockpit companion. Designed for pilots, flight instructors, and aviation enthusiasts, this app provides comprehensive checklists for over 80 aircraft models and now lets you create your own. What's New! • Create Custom Checklists — Build and edit personalized checklists for any aircraft you fly. • AI Photo Scan — Point your camera at any paper checklist and instantly digitize it with artificial intelligence. • Community Sharing — Share your checklists with pilots worldwide and discover lists created by the community. • Scratchpad — Jot down ATIS, clearances, and notes with a built-in drawing and writing pad. Includes CRAFT, PIREP, and more templates. • Pilot Profile — Track your activity and manage your checklists in one place. • Night Red Mode — A cockpit-friendly red display that protects your night vision during dark flights. Core Features: • 80+ Built-In Checklists — Ready-to-fly checklists for Cessna, Piper, Beechcraft, Cirrus, Diamond, and many more. • Voice-Guided Readouts — Go hands-free with clear voice assistance during pre-flight and in-flight checks. • Offline Access — Use all checklists anywhere, even without an internet connection. • Clean, Pilot-Focused Design — Simple navigation built for the cockpit, not the office. Aircraft Checklist helps you stay organized, safe, and efficient on every flight. Download today and take your cockpit to the next level.
Spread Test Calculator
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Calculates the SIZE GUIDE NUMBER and UNIFORMITY INDEX value from the results of your standard fertiliser sieve. This is used to determine the characteristics of your fertiliser.
Screenshots
Verdict
The clearest difference is in-app purchases: Spread Test Calculator at none against Aircraft Checklist's 3. Spread Test Calculator also leads on iOS requirement (11.0 vs 17.6). Aircraft Checklist's advantage is update cadence (monthly vs every 8 months). On price, ads and device support 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
Both are free to download. Aircraft Checklist sells 3 in-app purchases, starting at $6.99 per month. Spread Test Calculator asks for nothing beyond the download.
Aircraft Checklist ships an update monthly, Spread Test Calculator every 8 months. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.
| Parameter | Aircraft Checklist | Spread Test Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (13 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Monthly — better | Every 8 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Dora.net LLC | Brian Dockerty |
In-app purchases
Aircraft Checklist
- Pro Monthly$6.991 Month
- Pro Yearly3 Days trial$39.991 Year
- Full Access$24.99
Spread Test Calculator
No in-app purchases
Questions
Is Aircraft Checklist free?
Is Spread Test Calculator free?
Do Aircraft Checklist or Spread Test Calculator have ads?
Which is updated more often, Aircraft Checklist or Spread Test Calculator?
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