# PRISM vs PlugOS

The clearest difference is update cadence: PRISM at fortnightly against PlugOS's monthly. PRISM also leads on iOS requirement (12.4 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

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

PRISM ships an update fortnightly, PlugOS monthly. The most recent releases landed on October 19, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PRISM | PlugOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/plugos/id6743153296/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free |
| Size | 17 MB | 41 MB |
| Requires iOS | **12.4** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seasia Infotech](https://appshunter.io/developer/504269118) | [Shanghai Pingbo Info Tech Co., Ltd.](https://appshunter.io/developer/1484047041) |

## What reviewers say

### PRISM

[App page](https://appshunter.io/ios/app/prism-made-connecting-easy/id6449029486)

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

**In-app purchases:** none


### PlugOS

[App page](https://appshunter.io/ios/app/plugos/id6743153296)

This app securely connects to dedicated hardware for managing sensitive data locally. It ensures privacy by processing and storing all information on the device, without internet access or cloud reliance. Enjoy a secure and private digital experience for various applications.

**Highlights:** Local data processing and storage, Hardware-level security isolation, No internet connection required, Device authentication and status checking, Firmware updates, Resistant to complex attacks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PRISM free?

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

### Is PlugOS free?

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

### Do PRISM or PlugOS have ads?

Neither PRISM nor PlugOS shows ads.

### Which is updated more often, PRISM or PlugOS?

PRISM ships an update fortnightly, and PlugOS monthly. Most recently, PRISM was updated on October 19, 2026 and PlugOS on October 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.*