# Semaphor vs MrOwl

The clearest difference is review sentiment: MrOwl at 89% against Semaphor's 15%. MrOwl also leads on rating (4.7 vs 3.5). Semaphor's advantage is iOS requirement (10.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Semaphor sells 1 in-app purchase, starting at $8.99 per month and MrOwl sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

MrOwl holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 15 and 27 respectively. Written reviews point the same way: 15% of Semaphor's written reviews are positive against 89% of MrOwl's.

Semaphor ships an update every 3 weeks, MrOwl every 6 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Semaphor | MrOwl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (15 ratings)](https://appshunter.io/ios/app/semaphor/id1093566063/reviews) | **[4.7 (27 ratings)](https://appshunter.io/ios/app/mrowl-social-cloud-storage/id1214556811/reviews)** |
| Number of ratings | 15 | **27** |
| Positive reviews | 15.4% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Freemium | Freemium |
| Size | 19 MB | 52 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SpiderOak, Inc.](https://appshunter.io/developer/360584374) | [MrOwl.com](https://appshunter.io/developer/1171146265) |

## What reviewers say

### Semaphor

[App page](https://appshunter.io/ios/app/semaphor/id1093566063)

This app offers secure team communication and collaboration with end-to-end encryption and private blockchain technology. It provides features like direct messaging, file sharing, and project-specific channels for real-time teamwork.

**Highlights:** End-to-end encryption, Secure file sharing, Private direct messaging, Unlimited project channels, Real-time collaboration, Native offline mode

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Plan Monthly | $8.99 | per month |


### MrOwl

[App page](https://appshunter.io/ios/app/mrowl-social-cloud-storage/id1214556811)

This platform combines cloud storage, search, and social networking to help you save, find, and share content. Organize information into searchable "branches" and collaborate with others privately or publicly. Offers secure document sharing and private web browsing.

**Highlights:** Unlimited free cloud storage for shared content, Simultaneous search of cloud, computer, and internet, Organize content into searchable "branches", Collaborate on branches with multiple editors, Secure, encrypted document storage, Private and anonymous web browsing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MrOwl Premium | $9.99 | per month |
| MrOwl Premium Plus | $19.99 | per month |


## Frequently asked questions

### Is Semaphor free?

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

### Is MrOwl free?

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

### Which has better reviews, Semaphor or MrOwl?

MrOwl is rated higher. Semaphor averages 3.5 out of 5 from 15 ratings, while MrOwl averages 4.7 from 27 ratings.

### Do Semaphor or MrOwl have ads?

Neither Semaphor nor MrOwl shows ads.

### Which is updated more often, Semaphor or MrOwl?

Semaphor ships an update every 3 weeks, and MrOwl every 6 weeks. Most recently, Semaphor was updated on October 7, 2026 and MrOwl on October 20, 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.*