# Livoltek Ocean vs Flash PDF

The clearest difference is ads: Livoltek Ocean at none against Flash PDF's shown. Flash PDF's advantage is update cadence (fortnightly vs every 19 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Livoltek Ocean ships an update every 19 months, Flash PDF fortnightly. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Livoltek Ocean | Flash PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Fortnightly** |
| Size | 53 MB | 29 MB |
| Requires iOS | **14** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hexing Zeko Information Technology Co., Ltd](https://appshunter.io/developer/1531683944) | [VISION NETWORK TECHNOLOGY CO.,LIMITED](https://appshunter.io/developer/1717534539) |

## What reviewers say

### Livoltek Ocean

[App page](https://appshunter.io/ios/app/livoltek-ocean/id6740188252)

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

**In-app purchases:** none


### Flash PDF

[App page](https://appshunter.io/ios/app/flash-pdffast-readscan/id6742016312)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Livoltek Ocean free?

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

### Is Flash PDF free?

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

### Do Livoltek Ocean or Flash PDF have ads?

Flash PDF shows ads; Livoltek Ocean does not.

### Which is updated more often, Livoltek Ocean or Flash PDF?

Livoltek Ocean ships an update every 19 months, and Flash PDF fortnightly. Most recently, Livoltek Ocean was updated on September 23, 2026 and Flash PDF on September 9, 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.*