# OpenNow vs OneOpen

The clearest difference is in-app purchases: OneOpen at none against OpenNow's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OpenNow sells 3 in-app purchases, starting at $0.99 per month. OneOpen asks for nothing beyond the download.

OpenNow ships an update every 5 days, OneOpen weekly. The most recent releases landed on September 18, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | OpenNow | OneOpen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 9 MB | 12 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [甸甸 陈](https://appshunter.io/developer/1447771806) | [Freedom Dimension (shenzhen) Technology Co., Ltd](https://appshunter.io/developer/6776064465) |

## What reviewers say

### OpenNow

[App page](https://appshunter.io/ios/app/opennow-markdown-html/id6777959815)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 即刻阅览 Pro 月度会员 | $0.99 | per month |
| 即刻阅览 Pro 年度会员 | $3.99 | per year |
| 即刻阅览 Pro 永久买断 | $19.99 | one-time |


### OneOpen

[App page](https://appshunter.io/ios/app/oneopen-file-viewer/id6792251542)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenNow free?

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

### Is OneOpen free?

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

### Do OpenNow or OneOpen have ads?

Neither OpenNow nor OneOpen shows ads.

### Which is updated more often, OpenNow or OneOpen?

OpenNow ships an update every 5 days, and OneOpen weekly. Most recently, OpenNow was updated on September 18, 2026 and OneOpen on September 27, 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.*