LogOOOI vs Simple LogBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogOOOI
Automate your pilot logbook by importing airline flight data. This app captures OOOI times and company flight details, eliminating manual entry and calculating flight times automatically. It also offers integration with other logbook applications and comprehensive aircraft and crew management.
- Automatic OOOI integration
- Company flight data import
- Real-time flight time calculations
- LogTen API sync
- Aircraft and crew database
- Role profiles
- Customizable reports
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Auto OOOI. Turn airline data into your digital logbook with LogOOOI. LogOOOI is designed to seamlessly transfer OOOI (Out, Off, On, In) times and company flight data straight into a user-friendly digital logbook. No more manual entries—let LogOOOI do the work, so you can focus on flying. 1. Automatic OOOI Integration • Effortless OOOI Entry. Instantly capture Out, Off, On, and In times from your airline’s data files - no manual entry required. • Company Data Import. Quickly import flight info from supported formats to create or update your logbook in just a few taps. 2. Real-Time Flight Calculations • Instant Time Calculation. OUT/OFF/ON/IN times now automatically generate Air Time and Total Time - no manual math. • Flexible IFR & Instrument Tracking. Choose to calculate IFR Time based on Total or Air Time, and customize Actual Instrument Time using percentage-based logic. 3. Intuitive Logbook Navigation • Calendar View Navigation. Easily browse your flights with an intuitive calendar view and improved search & scrolling experience. 4. LogTen Integration • API Sync. We integrate directly with Coradine’s LogTen via their API, allowing seamless data transfer to one of the world’s leading logbook apps. • Efficient Workflow. Update your flight records automatically - no need to manually enter hours twice. Seamlessly integrate with Coradine’s LogTen via API—your OOOI data flows effortlessly into your primary logbook. 5. Comprehensive Aircraft database & Crew Profiles • Enhanced Crew & Aircraft Management. Track crew, aircraft types, models, and tail numbers with detailed, searchable profiles. • Expanded Global Aircraft Database. We've added hundreds of new aircraft models and registrations for more complete logging worldwide. 6. Introducing Role Profiles • Multiple Roles? No Problem. Flying for more than one airline or handling different roles? Create Role Profiles with pre-set preferences and easily select one when logging a flight - your position and details are auto-filled. 7. File Format Support & Future Features • Cathay TXT Support. Import OOOI and flight data directly from Cathay Pacific TXT files. • More Formats Incoming. Additional file formats and ACARS parsing are on the roadmap to enhance automation even further. 8. Reports • Customizable HK CAD reports. • More formats coming. Ready to simplify your flight logging? Give LogOOOI a try and experience the power of automated OOOI capture. Transform hours of manual entry into a streamlined, accurate record of every flight. Privacy Policy: https://www.logoooi.com/privacy/
Simple LogBook
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No account. Your logbook lives in YOUR iCloud. Be checkride-ready. Simple LogBook is the fast, private pilot logbook built for real cockpit workflows. Log a flight in seconds, track your FAA currency at a glance, and keep every hour backed up in your own iCloud — no accounts, no ads, no data mining. LOG FLIGHTS FAST • Smart defaults auto-fill landings and time categories • All FAA fields: PIC, SIC, Dual, Solo, Night, XC, IFR, and more • Enter block time as HH:MM and let the app do the math • Find airports by ICAO, FAA or IATA code, or by name SWITCHING APPS • Import your logbook from another logbook app's CSV export or any spreadsheet with date and total time • Preview before anything is saved; duplicates are skipped • A safety copy of your logbook is saved first, and any import can be undone in one tap AUTO NIGHT & XC • Add out and in times (UTC) and night time is computed from civil twilight for your route • Cross-country suggested when your route goes beyond 50 NM • Suggestions fill only when you tap — your entries are never overwritten STAY CURRENT • 14 CFR 61.57 day and night takeoff & landing currency (90 days, 3 landings) • IFR currency (6 approaches + hold, 6-month window) • Flight review and medical tracking with clear expiry countdowns ON YOUR LOCK SCREEN • Currency widgets for your Home Screen and Lock Screen • Ask Siri "Am I night current in Simple LogBook?" — no need to open the app CHECKRIDE-READY • FAA Form 8710-1 Record of Pilot Time totals from your logbook, shared as a PDF • A formatted PDF logbook for your examiner CFI ENDORSEMENTS • 18 AC 61-65 endorsement templates plus free text • Your instructor signs right on your iPhone or iPad; any later change is flagged • Electronic record signed on your device — not an FAA-approved electronic signature system SEE YOUR FLYING • Statistics and charts by category, aircraft, and time • Totals that stay accurate as you log TAKE IT ANYWHERE • Private iCloud sync across your iPhone and iPad • Export to PDF or CSV for your records or an examiner FREE TO START Log up to 25 flights and add 1 aircraft for free, with every logbook field. CSV export, iCloud sync and logbook import are always free (imported flights don't count toward the limit), and your first CFI endorsement is free too. Upgrade to Pro for unlimited flights and aircraft, currency tracking, statistics, a formatted PDF logbook, the 8710 report, currency widgets and Siri, and unlimited endorsements. PRO PLANS • Monthly and Annual subscriptions (Annual includes a 7-day free trial) • Or Lifetime — one-time purchase, yours forever • Have an offer code? Redeem it in Settings Your logbook stays yours. Data lives in your private iCloud, never on our servers. — Pro subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID settings. Payment is charged to your Apple ID at confirmation of purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ · Privacy Policy: https://starbuck-dev.github.io/Only-Logbook/privacy/
Screenshots
Verdict
The clearest difference is in-app purchases: LogOOOI at none against Simple LogBook's 4. LogOOOI also leads on iOS requirement (13.0 vs 18.6). On price, update cadence, 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. Simple LogBook sells 4 in-app purchases, starting at $4.99 per month. LogOOOI asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | LogOOOI | Simple LogBook |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 262 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Captain Home | MacLaren's Studio |
In-app purchases
LogOOOI
No in-app purchases
Simple LogBook
- Pro Monthly$4.991 Month
- Pro Annual7 Days trial$29.991 Year
- Simple LogBook Pro$9.99
- Pro Lifetime$89.99









