# Fasoo View vs RosterSync

The clearest difference is in-app purchases: Fasoo View at none against RosterSync's 1. Fasoo View also leads on ads (none vs shown) and review sentiment (100% vs 80%). RosterSync's advantage is update cadence (every 4 days vs every 3 weeks). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. RosterSync sells 1 one-off in-app purchase. Fasoo View asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Fasoo View against 5.0 for RosterSync. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews are what separate them: 100% of Fasoo View's written reviews are positive against 80% of RosterSync's.

Fasoo View ships an update every 3 weeks, RosterSync every 4 days. The most recent releases landed on September 12, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Fasoo View | RosterSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/fasoo-view/id444651561/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/rostersync/id6759645143/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **100.0% of reviews** | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 110 MB | 61 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Fasoo AI Co., Ltd.](https://appshunter.io/developer/429136974) | [AeroSync Studio](https://appshunter.io/developer/1888070954) |

## What reviewers say

### Fasoo View

[App page](https://appshunter.io/ios/app/fasoo-view/id444651561)

Securely access and view documents, both plain and encrypted, on your mobile devices. This app enables secure communication and information sharing within a protected work environment, requiring prior certificate installation.

**Highlights:** Secure document access and checkout, View plain and encrypted documents, Secure communication and information sharing, Attachment viewer for emails and browsers, Watermark enforcement, Zoom in/out functionality, Page search and navigation

**Features:** Vision Pro support

**In-app purchases:** none


### RosterSync

[App page](https://appshunter.io/ios/app/rostersync/id6759645143)

Manage and share your flight schedules with airline crew. This utility automatically syncs your roster, offers robust security for login credentials, and allows real-time schedule comparison with colleagues. Export your schedule to your native calendar for seamless organization.

**Highlights:** Automated schedule sync, Secure credential storage, Real-time schedule sharing, Cross-comparison with colleagues, Calendar export (iCloud/Google), Privacy permission settings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 버전 업그레이드 | $2.99 | one-time |


## Frequently asked questions

### Is Fasoo View free?

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

### Is RosterSync free?

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

### Which has better reviews, Fasoo View or RosterSync?

Fasoo View and RosterSync are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do Fasoo View or RosterSync have ads?

RosterSync shows ads; Fasoo View does not.

### Which is updated more often, Fasoo View or RosterSync?

Fasoo View ships an update every 3 weeks, and RosterSync every 4 days. Most recently, Fasoo View was updated on September 12, 2026 and RosterSync on September 16, 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.*