INDS Data Manager (IDM) vs GenDec
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
INDS Data Manager (IDM)
This app allows pilots to wirelessly upload flight-critical databases to their aircraft's avionics using an iPad. It streamlines the data update process, saving time and reducing costs for operators.
- Wireless database upload to avionics
- Direct database download to iPad
- Filter services by update phase
- Filter services by aircraft tail and service type
- Streamlined data update process
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INDS Data Manager (IDM) by Jeppesen and Honeywell provides pilots and operators, who subscribe to INDS services, the ability to seamlessly upload their flight-critical databases directly to the Honeywell avionics, through a wireless connection, to the aircraft using an iPad and a supported wireless gateway. This iPad application is a first for the aviation industry. With the proper aircraft equipment and configuration, it greatly improves efficiencies in the data update process. By combining the data distribution and data loader process into one simple tool, it saves pilots and operators time and cost uploading the aircraft with flight-critical information each cycle. AIRCRAFT HARDWARE CONFIGURATIONS: • Aspen Avionics CG200P + Honeywell Primus Apex Integrated Flight Deck • Aspen Avionics CG100P + Honeywell Primus Apex Integrated Flight Deck .Honeywell DLMU-W Phase 1 + Honeywell Primus Epic Integrated Avionics You get the following with INDS Data Manager: • Ability to download databases directly to the iPad • Ability to upload databases direct to the avionics • Filter services by the phase of update (download to iPad, upload to avionics) • Filter services by aircraft tail and service type
GenDec
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GenDec turns the most tedious part of international general aviation into a two-minute job. Build a complete General Declaration on your iPhone or iPad, sign it on screen, and send a clean, regulator-ready PDF before you start engines. BUILT FOR FLIGHT CREWS AND OPERATORS • Part-NCO/NCC private and corporate operations • Handlers and dispatchers preparing arrival/departure documents • Ferry, delivery, and charter flights crossing borders SEVEN PROFESSIONAL TEMPLATES • ICAO Standard (Annex 9) — fits one page, even signed • FAA / CBP Form 7507 for US arrivals and departures • European (EN/FR), Asia, and three handler-style generic layouts PASSPORT SCANNING Point the camera at a passport's machine-readable zone and GenDec fills in the crew or passenger details instantly. Photos and passport data never leave your device. EVERYTHING A GENDEC NEEDS • Operator, aircraft, registration, flight number, routing, and stopovers • Crew and passenger manifests with ranks and license numbers • Declaration of Health, customs questionnaire, and disinsection details • On-screen signature capture • Offline airport lookup with a built-in worldwide database SHARE INSTANTLY Email the finished PDF to handlers, customs, or your ops team straight from the app, and keep a record of what was sent. PRIVATE BY DESIGN Everything is stored locally on your device. No accounts, no cloud uploads, no analytics, no tracking. Optional Face ID lock protects your documents. FREE 30-DAY TRIAL Every feature is free for 30 days. After that, a Pro subscription (monthly or yearly) or a one-time lifetime purchase unlocks document creation and export; viewing your existing documents stays free forever. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://fhmlabs.com/privacy/gendec
Screenshots
Verdict
The clearest difference is update cadence: GenDec at every 5 days against INDS Data Manager (IDM)'s every 4 months. INDS Data Manager (IDM)'s advantage is iOS requirement (14.0 vs 17.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
INDS Data Manager (IDM) ships an update every 4 months, GenDec every 5 days. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.
| Parameter | INDS Data Manager (IDM) | GenDec |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (11 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 4 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 157 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Honeywell International, Inc. | Flavio Henrique Mesquita |
In-app purchases
INDS Data Manager (IDM)
No in-app purchases
GenDec
No in-app purchases









