Comparison

Flight Document System vs Sentinel by AeroTechnology

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

Head to head
About

Flight Document System

This app provides a paperless solution for airlines and flight crews, allowing pilots to replace physical documents with electronic versions on their iPads. It supports various file types and offers features like document search, messaging, and offline access.

Highlights
  • Paperless document replacement
  • Supports PDF, JPG, GIF, MP4, MOV
  • Document search and favorites
  • Admin messaging to crew
  • Offline document access
  • Night mode and full-screen view
Read full description

Paperless solution for Airlines and crew using EFB class 1, 2 (iPad). Flight Document System allows pilots to replace many paper documents to electronic. FDS Features: - admin can allow/disallow to update documents via cellular; - user can specify files to update primarily; - launch documents inside FDS; - tracking EFB locations; - admin can send messages to EFB; - add documents to favorites; - search; - supported files: PDF, JPG, GIF, MP4, MOV; - PDF-file’s bookmarks support; - full support for the Russian language; - several files simultaneous downloading; - night mode; - user can set up english interface for FDS; - Full-screen view for documents; - admin can allow/disallow for EFB-user to open the document in a third-party application (Send to...); - admin can allow/disallow for EFB-user to send the document via e-mail; - admin can allow/disallow for EFB-user to print the document; - ability to set own start up wallpaper for each customer.

About

Sentinel by AeroTechnology

Features
Read full description

Reimagine aircraft turnaround performance. Sentinel is a smart operational companion for ground handling teams, operations managers, and aviation professionals. Designed for precision, simplicity, and real-world ramp operations, Sentinel helps teams capture, analyse, and share aircraft turnaround data with confidence. Whether supporting a major aviation enterprise or a smaller ground handler looking to deliver a professional, data-led service, Sentinel provides the tools needed to record key events, monitor airside performance, and produce clear customer-facing reports. Key Features: Effortless Event Logging – record key turnaround milestones in seconds, from GPU connection through to final departure. Airside Performance Tracking – monitor ground time, ramp activity, delays, and operational progress with clear performance insight. Professional Customer Reports – generate detailed PDF reports that summarise turnaround activity, key timings, operational logs, and performance data. Passenger and Cargo Support – built to support both passenger and cargo operations, with dedicated Operations and Maintenance Logs. Team-Ready Workflow – designed for ramp crews, supervisors, and managers, helping everyone stay aligned throughout the turnaround. SLA and Performance Evidence – capture essential contextual information to support turnaround performance reviews, customer reporting, and service level discussions. With Sentinel, every aircraft turnaround becomes more than a completed flight. It becomes a source of operational insight, customer evidence, and continuous improvement. Sentinel – Aviation Turnaround Performance, Reimagined.

Screenshots

Sentinel by AeroTechnology3 screens

Verdict

The call

The clearest difference is update cadence: Sentinel by AeroTechnology at every 3 weeks against Flight Document System's every 6 months. Flight Document System's advantage is iOS requirement (8.0 vs 15.0). 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

Flight Document System ships an update every 6 months, Sentinel by AeroTechnology every 3 weeks. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 7 level
Flight Document System versus Sentinel by AeroTechnology: the parameters behind the verdict, then further details
ParameterFlight Document SystemSentinel by AeroTechnology
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPadiPhone, iPod — better
Requires iOS8.0 — better15.0
Further details — not scored
Size4 MB220 MB
Age rating4+4+
DeveloperEFB-Software, LLCaerotechnology ltd

In-app purchases

None

Flight Document System

No in-app purchases

None

Sentinel by AeroTechnology

No in-app purchases

Questions

Is Flight Document System free?
Flight Document System is free to download, with no in-app purchases.
Is Sentinel by AeroTechnology free?
Sentinel by AeroTechnology is free to download, with no in-app purchases.
Do Flight Document System or Sentinel by AeroTechnology have ads?
Neither Flight Document System nor Sentinel by AeroTechnology shows ads.
Which is updated more often, Flight Document System or Sentinel by AeroTechnology?
Flight Document System ships an update every 6 months, and Sentinel by AeroTechnology every 3 weeks. Most recently, Flight Document System was updated on October 1, 2026 and Sentinel by AeroTechnology on October 13, 2026.

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