WinopsECB vs simREF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WinopsECB
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All your flight data in a single app. You, as a cabin crew, will be able to consult all the information related for each flight, in addition to carrying out all the tasks. For example, you can check all documents, crew, company notams and airports before the flight. Then complete check-in and passenger control tasks, as well as catering and post-flight.
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.
- Interactive Normal & Abnormal Checklists
- Operational Data at a glance
- CG/Trim calculator
- Offline functionality
- Dark UI for cockpit environments
- iPad landscape optimized
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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
Verdict
The clearest difference is in-app purchases: WinopsECB at none against simREF's 2. simREF's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement 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. simREF sells 2 one-off in-app purchases. WinopsECB asks for nothing beyond the download.
WinopsECB ships an update every 3 months, simREF every 2 weeks. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.
| Parameter | WinopsECB | simREF |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 119 MB | 148 MB |
| Age rating | 4+ | 17+ |
| Developer | cbl Electronics AG | Chris-Luca Fischer |
In-app purchases
WinopsECB
No in-app purchases
simREF
- IndiGo Virtual Integration$2.99
- simREF Full Access$8.99
