Comparison

capzlog.aero pilot logbook vs simREF

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

Head to head
About

capzlog.aero pilot logbook

This officially certified digital pilot logbook allows pilots to record and edit flight experience across major aircraft categories. It offers offline data access and synchronization with a secure web platform, ensuring compliance with EASA regulations.

Highlights
  • EASA AMC1 FCL.050 certified
  • Offline data access
  • Flight entry and editing
  • Instructor signature collection
  • Dark mode
  • Cross-device synchronization
Features
Read full description

capzlog.aero is the first ever officially certified digital pilot logbook according to EASA AMC1 FCL.050. Coming with these highest possible compliance guarantees, you can access your personal flight experience for all major aircraft categories through our highly-responsive web application and keep a full offline copy of your data with our native mobile apps for iOS and other major platforms. This mobile app is equipped with essential features that allow you to input and edit your flights. While it currently does not substitute the full-featured web application, it offers substantial functionality for your daily flying. The capzlog.aero software platform distinguishes itself by being: Officially certified according to EASA AMC1 FCL.050 Widely trusted and adopted by thousands of pilots and operators worldwide Exceptional customer service and support Key features of our mobile application include: Stringent data standards Compatibility with FSTD and aircraft categories Airplane, Helicopter, and Sailplane Single-page fully validated flight entry Collect signatures from your instructors Dark mode for reduced eye strain While your data's master copy is securely protected on our servers in Zurich, LSZH, the mobile application can be installed across your devices. Each device maintains a complete local copy of your data and coordinates synchronization with the master copy automatically. This application is not compatible with the FOCA dLogbook. An upgrade to capzlog.aero Premium is required to avail the benefits of this application. Experience the future of flight time recording with capzlog.aero.

About

simREF

This app provides quick-reference checklists and operational data for flight simulation on iPad. It features interactive normal and abnormal checklists, essential flight data, and a CG/Trim calculator for takeoff planning in a distraction-free, dark UI optimized for cockpit environments.

Highlights
  • Interactive Normal & Abnormal Checklists
  • Operational Data at a glance
  • CG/Trim calculator
  • Offline functionality
  • Dark UI for cockpit environments
  • iPad landscape optimized
Read full description

simREF is a quick-reference companion for flight simulation on iPad. Navigate realistic normal & abnormal checklists and operational data in a distraction-free UI. Features - Interactive Normal & Abnormal Checklists (A319/A320/A321/A330/A340/A350) - Operational Data at a glance (speeds, limitations, references) - CG/Trim calculator for takeoff planning (non A350) Works offline, designed for iPad in landscape Dark UI optimized for cockpit environments Who it’s for Flight-sim enthusiasts seeking a structured, QRH-style workflow on iPad. Notes For flight simulation use only. Not for real-world flight operations or training. simREF is not affiliated with or endorsed by any aircraft manufacturer or add-on developer.

Screenshots

capzlog.aero pilot logbook4 screens

Verdict

The call

The clearest difference is review sentiment: simREF at 100% against capzlog.aero pilot logbook's 0%. simREF also leads on update cadence (every 2 weeks vs every 6 weeks). capzlog.aero pilot logbook's advantage is device support (3 vs 1) and iOS requirement (15.0 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. capzlog.aero pilot logbook sells 3 one-off in-app purchases and simREF sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

capzlog.aero pilot logbook ships an update every 6 weeks, simREF every 2 weeks. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
capzlog.aero pilot logbook versus simREF: the parameters behind the verdict, then further details
Parametercapzlog.aero pilot logbooksimREF
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings—3 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS15.0 — better17.0
Further details — not scored
Size63 MB148 MB
Age rating4+17+
Developercapzlog.aero AGChris-Luca Fischer

Customer experience

capzlog.aero pilot logbook

Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

simREF

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

capzlog.aero pilot logbook

One-time3
  • 3 months capzlog.aero Premium$47.99
  • 12 months capzlog.aero Premium$149.99
  • 36 months capzlog.aero Premium$349.99
2 purchases

simREF

One-time2
  • IndiGo Virtual Integration$2.99
  • simREF Full Access$8.99

Questions

Is capzlog.aero pilot logbook free?
capzlog.aero pilot logbook is free to download, with in-app purchases available.
Is simREF free?
simREF is free to download, with in-app purchases available.
Do capzlog.aero pilot logbook or simREF have ads?
Neither capzlog.aero pilot logbook nor simREF shows ads.
Which is updated more often, capzlog.aero pilot logbook or simREF?
capzlog.aero pilot logbook ships an update every 6 weeks, and simREF every 2 weeks. Most recently, capzlog.aero pilot logbook was updated on October 13, 2026 and simREF on October 11, 2026.

Other comparisons