# CrewMobile vs Sequence Decoder

The clearest difference is review sentiment: Sequence Decoder at 76% against CrewMobile's 4%. Sequence Decoder also leads on rating (4.6 vs 1.6) and in-app purchases (none vs 9). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CrewMobile sells 9 in-app purchases, starting at $0.99 per month. Sequence Decoder asks for nothing beyond the download.

Sequence Decoder holds the better App Store score, 4.6 against 1.6. That said, the two scores are not equally well evidenced: Sequence Decoder has 241 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 4% of CrewMobile's written reviews are positive against 76% of Sequence Decoder's.

CrewMobile ships an update every 3 months, Sequence Decoder every 3 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | CrewMobile | Sequence Decoder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (35 ratings)](https://appshunter.io/ios/app/crewmobile/id532094233/reviews) | **[4.6 (241 ratings)](https://appshunter.io/ios/app/sequence-decoder/id1439988599/reviews)** |
| Number of ratings | 35 | **241** |
| Positive reviews | 4.3% of reviews | **75.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 16 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CAE Flight Services USA Inc.](https://appshunter.io/developer/1773707397) | [Jeffrey REISBERG](https://appshunter.io/developer/1229355592) |

## What reviewers say

### CrewMobile

[App page](https://appshunter.io/ios/app/crewmobile/id532094233)

This app helps airline crew manage their duties, messages, and flight information. It allows for secure log-in, viewing schedules, and acknowledging changes. Premium features offer advanced flight details, calendar syncing, and expense management.

**Highlights:** View duties, flights, and crew details, Acknowledge duty changes and messages, Sign on/off for duty, Check course and certification expiry, Receive notifications, Advanced flight information (premium), Calendar sync (premium)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wake Up Calc | $0.99 | per month |
| Flight Info | $0.99 | per month |
| Language Packs | $0.99 | per month |
| Expenses | $2.99 | per month |
| Calendar Sync | $2.99 | per month |
| Rules Checker | $2.99 | per month |
| CrewWatch | $4.99 | per month |
| Open Time | $4.99 | per month |
| Swaps | $8.99 | per month |


### Sequence Decoder

[App page](https://appshunter.io/ios/app/sequence-decoder/id1439988599)

Access real-time and historical flight data for any airport, including departures, arrivals, and individual flight details. Flight attendants receive specialized tools for managing schedules, alerts, crew communication, and legal compliance.

**Highlights:** Airport departure/arrival info, Individual flight lookup, Flight attendant alerts, Crew scheduling tools, Legality checker, Crew communication

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

**In-app purchases:** none

**What reviewers like**

- 👍 Makes reserve life easier
- 👍 Helps line holders
- 👍 Incredible availability info
- 👍 Life changing app
- 👍 Streamlines work life

**What reviewers complain about**

- 🐛 Open time trips not listed
- 🐛 Calendar sync issues
- 🐛 App not working
- 🐛 Useless when not working
- 🐛 App not loading trips

**Reported bugs**

- Trips no longer listed in open time after update
- Cannot sync calendar
- App not loading trips or showing standbys
- Open time and call out list not working
- Jeffnet not loading data

**Requested features**

- Enable Face ID login when importing via browser
- Bring back hotel info


## Frequently asked questions

### Is CrewMobile free?

CrewMobile is free to download, with in-app purchases available.

### Is Sequence Decoder free?

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

### Which has better reviews, CrewMobile or Sequence Decoder?

Sequence Decoder is rated higher. CrewMobile averages 1.6 out of 5 from 35 ratings, while Sequence Decoder averages 4.6 from 241 ratings.

### Do CrewMobile or Sequence Decoder have ads?

Neither CrewMobile nor Sequence Decoder shows ads.

### Which is updated more often, CrewMobile or Sequence Decoder?

CrewMobile ships an update every 3 months, and Sequence Decoder every 3 weeks. Most recently, CrewMobile was updated on November 1, 2026 and Sequence Decoder on November 2, 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.*