Comparison

Blue Eye vs EMX eLB

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

Head to head
About

Blue Eye

This app serves as an electronic technical log for aircraft maintenance and pre-flight checks. It allows users to record flight details, component life, discrepancies, and maintenance operations, syncing data to a distant database.

Highlights
  • Airworthiness Limitations tracking
  • Electronic Technical Logs
  • Pre-flight and post-flight checks
  • Aircraft and engine component life tracking
  • Discrepancy reporting
  • Maintenance operation logging
  • Data sync to distant database
Features
Read full description

Electronic Tech-Log for iPhone/iPad users This application is intended for Blue Eye System subscribers. Features: - Airworthiness Limitations, - Electronic Technical Logs, - For fixed and rotary wings, light and heavy. Before each flight (or flight day): Check the current status of your aircraft and find out the next limitations of airworthiness: - Inspections, - Aircraft and engines components life, - Discrepancies, - … After each flight (or flight day): Create a new Technical log entry, and report all required information: - Pre-flight checks (with signature), - Flights, - Engines run hours and cycles, - Discrepancies and deferrals (access to your MEL), - Load sheets, - Pax, - Fuel, - …, After each Maintenance operation: The technician in charge of delivering the Certificate of Release to Service can fill all necessary information - Purchase order concerned, - Tasks performed, - Date, time and place of work, - Work Report and CRS information, - Workshop, technician and agreement, - Signature of the technician. All the information recorded are sent and updated into Blue Eye distant database.

About

EMX eLB

Features
Read full description

An Electronic Logbook (ELB) records and transmits logbook entries, allowing mechanics to prepare all necessary materials and content even before the aircraft arrives. Through an ELB, mechanics can troubleshoot more quickly, enabling you to resolve issues at the critical point of turning the aircraft for your passengers. Electronic logbook records also provide the ability to better understand trends within your aircraft or an entire fleet in order to fix the root cause.

Screenshots

Blue Eye4 screens
EMX eLB4 screens

Verdict

The call

The clearest difference is update cadence: Blue Eye at every 2 months against EMX eLB's every 8 months. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Blue Eye ships an update every 2 months, EMX eLB every 8 months. The most recent releases landed on October 23, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 7 level
Blue Eye versus EMX eLB: the parameters behind the verdict, then further details
ParameterBlue EyeEMX eLB
PriceFreeFree
Positive reviews66.7% of reviews—
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size9 MB23 MB
Age rating4+4+
DeveloperMRX Systems S.A.FleetMX Aviation Solutions, Inc.

In-app purchases

None

Blue Eye

No in-app purchases

None

EMX eLB

No in-app purchases

Questions

Is Blue Eye free?
Blue Eye is free to download, with no in-app purchases.
Is EMX eLB free?
EMX eLB is free to download, with no in-app purchases.
Do Blue Eye or EMX eLB have ads?
Neither Blue Eye nor EMX eLB shows ads.
Which is updated more often, Blue Eye or EMX eLB?
Blue Eye ships an update every 2 months, and EMX eLB every 8 months. Most recently, Blue Eye was updated on October 23, 2026 and EMX eLB on September 23, 2026.

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