# OkimattMotion vs RosterSync

The clearest difference is in-app purchases: OkimattMotion at none against RosterSync's 1. OkimattMotion also leads on ads (none vs shown) and iOS requirement (12.0 vs 18.0). RosterSync's advantage is update cadence (every 4 days vs every 25 months). On price and device support there is nothing between them.

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

OkimattMotion ships an update every 25 months, RosterSync every 4 days. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | OkimattMotion | RosterSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/rostersync/id6759645143/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 61 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) | [AeroSync Studio](https://appshunter.io/developer/1888070954) |

## What reviewers say

### OkimattMotion

[App page](https://appshunter.io/ios/app/okimattmotion/id1391496514)

**Features:** macOS Compatibility

**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 OkimattMotion free?

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

### Is RosterSync free?

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

### Do OkimattMotion or RosterSync have ads?

RosterSync shows ads; OkimattMotion does not.

### Which is updated more often, OkimattMotion or RosterSync?

OkimattMotion ships an update every 25 months, and RosterSync every 4 days. Most recently, OkimattMotion was updated on September 10, 2026 and RosterSync on September 16, 2026.

---

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