Comparison

Jetlog vs Simple FTL Calculator

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

Head to head
About

Jetlog

Features
Read full description

Jetlog is the modern pilot logbook designed for professional aviators. Track your flights with real-time updates, generate EASA-compliant reports, and keep your logbook synced across all your devices. β€’ Sub-second real-time sync across devices β€’ Simulator treated as a first-class citizen β€’ Correct ATPL progress tracking β€’ Automatic EASA rule validation (including PICUS) β€’ Instructor and examiner roles supported β€’ Automatic ICS roster import β€’ KLC-rooster.nl integration β€’ KLM ACARS auto-logging β€’ Third-party API support β€’ EASA-compliant exports β€’ Offline-first with local data ownership Jetlog is currently fully usable for free until features are matured. An optional subscription supports continued development and infrastructure. Get started free today and experience fan-tastic logging. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Simple FTL Calculator

Features
Read full description

Plan flight duty with clear times and controls. Simple FTL Calculator helps flight crew and operations teams estimate maximum flight duty periods (FDP) and plan target off-block times. β€’ Calculate an FDP end time from report time, crew type, and sectors. β€’ See split-duty break duration and extension. β€’ Work back from an FDP end time to a target off-block time. β€’ Adjust duty timing and use custom FDP tables for your operation. β€’ Save inputs and results for the next time you open the app. β€’ Use light or dark mode, even offline. Built-in tables and custom settings are planning aids. Check each result against your operator’s approved procedures and the rules that apply to your flight. Questions or suggestions? Contact support@simpleftl.com.

Screenshots

Jetlog4 screens
Simple FTL Calculator4 screens

Verdict

The call

The clearest difference is price: Jetlog at Free against Simple FTL Calculator's $3.99. Jetlog also leads on update cadence (every 10 days vs every 4 months). Simple FTL Calculator's advantage is in-app purchases (none vs 3) and iOS requirement (16.4 vs 26.0). 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

Jetlog is free to download; Simple FTL Calculator costs $3.99 up front. Jetlog sells 3 in-app purchases, starting at $2.99 per month. Simple FTL Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

Jetlog ships an update every 10 days, Simple FTL Calculator every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences Β· 2 level
Jetlog versus Simple FTL Calculator: the parameters behind the verdict, then further details
ParameterJetlogSimple FTL Calculator
PriceFree β€” better$3.99
Update frequencyEvery 10 days β€” betterEvery 4 months
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPad
Requires iOS26.016.4 β€” better
Further details β€” not scored
Size35 MB50 MB
Age rating4+4+
DeveloperDeskpageYiu Leung Sze

In-app purchases

3 purchases

Jetlog

Subscriptions2
  • Monthly$2.991 Month
  • Yearly$29.991 Year
One-time1
  • Logbook AI Scans Credit (50)$2.99
None

Simple FTL Calculator

No in-app purchases

Questions

Is Jetlog free?
Jetlog is free to download, with in-app purchases available.
Is Simple FTL Calculator free?
Simple FTL Calculator costs $3.99, with no in-app purchases.
Do Jetlog or Simple FTL Calculator have ads?
Neither Jetlog nor Simple FTL Calculator shows ads.
Which is updated more often, Jetlog or Simple FTL Calculator?
Jetlog ships an update every 10 days, and Simple FTL Calculator every 4 months. Most recently, Jetlog was updated on October 24, 2026 and Simple FTL Calculator on October 25, 2026.

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