# OpenIn vs Lucid

The clearest difference is ads: Lucid at none against OpenIn's shown. Lucid also leads on update cadence (every 3 days vs every 2 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.

OpenIn ships an update every 2 months, Lucid every 3 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OpenIn | Lucid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 2 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LEXIRA YAZILIM SANAYI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1617595033) | [Goo wong Kwon](https://appshunter.io/developer/1895637047) |

## What reviewers say

### OpenIn

[App page](https://appshunter.io/ios/app/openin/id6520390762)

Streamline your web-to-app experience by opening links directly in your preferred applications. Effortlessly switch between apps for shared content and enhance your daily workflow with time-saving transitions.

**Highlights:** Instantly open web URLs in preferred apps, Seamlessly switch between apps with shared content, Enhance productivity with time-saving transitions, Supports over 100 growing apps, Effortless app switching for content

**In-app purchases:** none


### Lucid

[App page](https://appshunter.io/ios/app/lucid-second-brain/id6777908024)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenIn free?

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

### Is Lucid free?

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

### Do OpenIn or Lucid have ads?

OpenIn shows ads; Lucid does not.

### Which is updated more often, OpenIn or Lucid?

OpenIn ships an update every 2 months, and Lucid every 3 days. Most recently, OpenIn was updated on November 4, 2026 and Lucid on October 31, 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.*