# DEM vs Sea player

The clearest difference is in-app purchases: DEM at none against Sea player's 2. DEM also leads on ads (none vs shown). Sea player's advantage is iOS requirement (11.0 vs 14.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Sea player sells 2 in-app purchases, starting at $2.99 per 3 months. DEM asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | DEM | Sea player |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sea-player/id1532579608/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 62 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Data JAR Ltd](https://appshunter.io/developer/1363593132) | [文飞 黎](https://appshunter.io/developer/1448027484) |

## What reviewers say

### DEM

[App page](https://appshunter.io/ios/app/dem/id1458983220)

**Features:** Vision Pro support

**In-app purchases:** none


### Sea player

[App page](https://appshunter.io/ios/app/sea-player/id1532579608)

This app offers a secure way to store and play local media using a unique encryption method. It allows users to create separate, password-protected spaces for content, ensuring privacy and organization. Enjoy your media with enhanced security and personalized access.

**Highlights:** Unique encryption for local media, Multiple, isolated storage spaces, Password protection for each space, Secure playback of HD videos, Organized content management

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员3个月 | $2.99 | per 3 months |
| 完整版高级功能 | $4.99 | one-time |


## Frequently asked questions

### Is DEM free?

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

### Is Sea player free?

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

### Do DEM or Sea player have ads?

Sea player shows ads; DEM does not.

### Which is updated more often, DEM or Sea player?

DEM ships an update every 3 months, and Sea player every 3 months. Most recently, DEM was updated on October 8, 2026 and Sea player on October 1, 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.*