# Lucid vs Climb Time

The clearest difference is in-app purchases: Lucid at none against Climb Time's 3. Lucid also leads on update cadence (every 3 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Climb Time sells 3 in-app purchases, starting at $1.99 per month. Lucid asks for nothing beyond the download.

Lucid ships an update every 3 days, Climb Time every 6 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Lucid | Climb Time |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Size | 2 MB | 9 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Goo wong Kwon](https://appshunter.io/developer/1895637047) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### Lucid

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

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

**In-app purchases:** none


### Climb Time

[App page](https://appshunter.io/ios/app/climb-time-app-blocker/id6804142143)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noboru Pro (Monthly) | $1.99 | per month |
| Noboru Pro (Yearly) | $11.99 | per year |
| Noboru Pro (Lifetime) | $29.99 | one-time |


## Frequently asked questions

### Is Lucid free?

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

### Is Climb Time free?

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

### Do Lucid or Climb Time have ads?

Neither Lucid nor Climb Time shows ads.

### Which is updated more often, Lucid or Climb Time?

Lucid ships an update every 3 days, and Climb Time every 6 weeks. Most recently, Lucid was updated on October 31, 2026 and Climb Time 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.*