# Data21 vs Airbus A220 Flight Deck

The clearest difference is update cadence: Data21 at weekly against Airbus A220 Flight Deck's every 3 months. Airbus A220 Flight Deck's advantage is iOS requirement (13.0 vs 26.4). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Data21 against 5.0 for Airbus A220 Flight Deck. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Data21 ships an update weekly, Airbus A220 Flight Deck every 3 months. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Data21 | Airbus A220 Flight Deck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/data21/id1350287433/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/airbus-a220-flight-deck/id1469585988/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free | Free |
| Size | 34 MB | 123 MB |
| Requires iOS | 26.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Alexandre Alves da Costa](https://appshunter.io/developer/1111954461) | [Societe en Commandite Airbus Canada](https://appshunter.io/developer/1469585987) |

## What reviewers say

### Data21

[App page](https://appshunter.io/ios/app/data21/id1350287433)

This application allows users to anonymously mark and collect important data and feedback about their products and businesses. It's designed to help businesses gather insights for investment, sales, and purchasing decisions.

**Highlights:** Anonymous data collection, Product feedback gathering, Business insights, Investment data support, Sales improvement data, Purchasing optimization data

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Airbus A220 Flight Deck

[App page](https://appshunter.io/ios/app/airbus-a220-flight-deck/id1469585988)

This app allows pilots to access aircraft manuals and documentation digitally, eliminating the need for paper copies. It provides automatic updates for revisions and ensures compliance with aviation regulations, all accessible offline from an iPad.

**Highlights:** Paperless aircraft manual access, Offline document storage, Automatic Temporary Revision updates, Aircraft serial number-specific content, FAA, EASA, TC compliant audit trails, Drag and drop document management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Data21 free?

Data21 is free to download, with no in-app purchases.

### Is Airbus A220 Flight Deck free?

Airbus A220 Flight Deck is free to download, with no in-app purchases.

### Which has better reviews, Data21 or Airbus A220 Flight Deck?

Data21 and Airbus A220 Flight Deck are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Data21 or Airbus A220 Flight Deck have ads?

Neither Data21 nor Airbus A220 Flight Deck shows ads.

### Which is updated more often, Data21 or Airbus A220 Flight Deck?

Data21 ships an update weekly, and Airbus A220 Flight Deck every 3 months. Most recently, Data21 was updated on September 24, 2026 and Airbus A220 Flight Deck on September 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*