# 1Office vs Salien_Oxygen

The clearest difference is update cadence: 1Office at every 6 days against Salien_Oxygen's every 3 months. 1Office also leads on review sentiment (25% vs 0%). Salien_Oxygen's advantage is iOS requirement (13.4 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

1Office ships an update every 6 days, Salien_Oxygen every 3 months. The most recent releases landed on September 18, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | 1Office | Salien_Oxygen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 53 MB | 25 MB |
| Requires iOS | 16.4 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Channelplay Limited](https://appshunter.io/developer/921381919) | [Avaniko Technologies, LLC](https://appshunter.io/developer/1410775545) |

## What reviewers say

### 1Office

[App page](https://appshunter.io/ios/app/1office/id1270185808)

Streamline your organization's backend processes, including HR, admin, and finance. This app keeps employees connected by allowing them to access and update information on the go, whether they are in the office, at home, or traveling.

**Highlights:** Streamline backend processes, HR management, Admin functions, Finance management, Employee connectivity, On-the-go information access

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

**In-app purchases:** none


### Salien_Oxygen

[App page](https://appshunter.io/ios/app/salien-oxygen/id6480047049)

Manage customer relationships and streamline sales and support processes on the go. This mobile CRM application allows you to access vital customer information, track interactions, and nurture relationships seamlessly. Empower your team with intuitive features and real-time updates to enhance customer experience and drive growth.

**Highlights:** Contact management, Interaction tracking, Relationship nurturing, Customer information access, Sales and support process streamlining, Personalized notifications, Real-time updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 1Office free?

1Office is free to download, with no in-app purchases.

### Is Salien_Oxygen free?

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

### Do 1Office or Salien_Oxygen have ads?

Neither 1Office nor Salien_Oxygen shows ads.

### Which is updated more often, 1Office or Salien_Oxygen?

1Office ships an update every 6 days, and Salien_Oxygen every 3 months. Most recently, 1Office was updated on September 18, 2026 and Salien_Oxygen on June 6, 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.*