# OneSpace Secure vs Comet

The clearest difference is review sentiment: Comet at 65% against OneSpace Secure's 0%. Comet also leads on update cadence (weekly vs every 4 weeks). OneSpace Secure's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. OneSpace Secure sells 2 in-app purchases, starting at $4.99 per month and Comet sells 3 in-app purchases, starting at $20.00 per month. Whichever you choose, the download price is not the number that matters.

OneSpace Secure ships an update every 4 weeks, Comet weekly. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OneSpace Secure | Comet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (7.8K ratings)](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471/reviews)** |
| Number of ratings | — | **7.8K** |
| Positive reviews | 0.0% of reviews | **65.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 71 MB | 290 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [OneSpace Security B.V.](https://appshunter.io/developer/1651694856) | [Perplexity AI, Inc.](https://appshunter.io/developer/1668000336) |

## What reviewers say

### OneSpace Secure

[App page](https://appshunter.io/ios/app/onespace-secure/id6444031318)

Securely share files with end-to-end encryption. Send files directly to contacts or share links protected by passwords via email. Offers a simple and safe solution for digital file exchange.

**Highlights:** End-to-end encrypted file sharing, Secure file links via email, Password protection for shared links, Contact management for secure sharing, Cross-platform compatibility

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneSpace Spectrum Monthly | $4.99 | per month |
| OneSpace Spectrum Yearly | $39.99 | per year |


### Comet

[App page](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471)

This AI-powered browser acts as a personal assistant, streamlining workflows and boosting focus. It offers unified AI search, instant context, and automation across websites for tasks like summarizing, shopping, and research. The assistant learns your habits to keep you organized and prevent lost tabs or inspiration.

**Highlights:** Unified AI search, Instant context and automation, Summarize, shop, schedule, research, Personalized AI assistant, Tab and inspiration organization, Workflow streamlining

**Features:** Apple Wallet

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Perplexity Pro | $20.00 | per month |
| Perplexity Pro | $200.00 | per year |
| Perplexity Max | $200.00 | per month |


## Frequently asked questions

### Is OneSpace Secure free?

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

### Is Comet free?

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

### Do OneSpace Secure or Comet have ads?

Neither OneSpace Secure nor Comet shows ads.

### Which is updated more often, OneSpace Secure or Comet?

OneSpace Secure ships an update every 4 weeks, and Comet weekly. Most recently, OneSpace Secure was updated on October 3, 2026 and Comet on October 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.*